diff --git a/.idea/dataSources.xml b/.idea/dataSources.xml
new file mode 100644
index 0000000..3498aef
--- /dev/null
+++ b/.idea/dataSources.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="@localhost" uuid="e7807238-5c91-413f-89eb-218b4bf73494">
+      <driver-ref>mysql.8</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>com.mysql.cj.jdbc.Driver</jdbc-driver>
+      <jdbc-url>jdbc:mysql://localhost:3306</jdbc-url>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </component>
+</project>
\ No newline at end of file
diff --git a/log/blog-pro.log b/log/blog-pro.log
index 3a694ab..b1a7cc9 100644
--- a/log/blog-pro.log
+++ b/log/blog-pro.log
@@ -1550,3 +1550,858 @@ Caused by: javax.persistence.NonUniqueResultException: query did not return a un
 2021-02-14 12:01:23.400  INFO 96995 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
 2021-02-14 12:01:23.400  INFO 96995 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-6 - Shutdown initiated...
 2021-02-14 12:01:23.402  INFO 96995 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-6 - Shutdown completed.
+2021-02-14 14:35:48.468  INFO 6331 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 6331 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 14:35:48.469 DEBUG 6331 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 14:35:48.469  INFO 6331 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 14:35:48.491  INFO 6331 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 14:35:48.492  INFO 6331 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 14:35:48.826  INFO 6331 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 14:35:48.849  INFO 6331 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 19 ms. Found 2 JPA repository interfaces.
+2021-02-14 14:35:49.146  INFO 6331 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 14:35:49.150  INFO 6331 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 14:35:49.151  INFO 6331 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 14:35:49.193  INFO 6331 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 14:35:49.193  INFO 6331 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 701 ms
+2021-02-14 14:35:49.300  INFO 6331 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 14:35:49.321  INFO 6331 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 14:35:49.377  INFO 6331 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 14:35:49.424  INFO 6331 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 14:35:49.425  WARN 6331 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 14:35:49.633  INFO 6331 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 14:35:49.640  INFO 6331 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 14:35:49.992  INFO 6331 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 14:35:49.996  INFO 6331 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 14:35:50.024  INFO 6331 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 14:35:50.322  WARN 6331 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 14:35:50.519  INFO 6331 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 14:35:50.581  INFO 6331 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 14:35:50.751  INFO 6331 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 14:35:50.756  INFO 6331 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.514 seconds (JVM running for 2.825)
+2021-02-14 15:33:02.383  INFO 6331 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 15:33:02.385  INFO 6331 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 15:33:02.389  INFO 6331 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 15:33:02.392  INFO 6331 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 15:55:36.980  INFO 10914 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 10914 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 15:55:36.982 DEBUG 10914 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 15:55:36.985  INFO 10914 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 15:55:37.004  INFO 10914 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 15:55:37.004  INFO 10914 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 15:55:37.282  INFO 10914 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 15:55:37.306  INFO 10914 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 20 ms. Found 3 JPA repository interfaces.
+2021-02-14 15:55:37.606  INFO 10914 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 15:55:37.611  INFO 10914 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 15:55:37.611  INFO 10914 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 15:55:37.665  INFO 10914 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 15:55:37.665  INFO 10914 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 660 ms
+2021-02-14 15:55:37.731  INFO 10914 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 15:55:37.745  INFO 10914 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 15:55:37.792  INFO 10914 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 15:55:37.824  INFO 10914 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 15:55:37.825  WARN 10914 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 15:55:38.004  INFO 10914 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 15:55:38.010  INFO 10914 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 15:55:38.378  INFO 10914 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 15:55:38.383  INFO 10914 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 15:55:38.423  INFO 10914 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 15:55:38.769  WARN 10914 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 15:55:38.954  INFO 10914 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 15:55:39.004  INFO 10914 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 15:55:39.143  INFO 10914 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 15:55:39.149  INFO 10914 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.363 seconds (JVM running for 2.798)
+2021-02-14 15:55:43.072  INFO 10914 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=11AB11B4189E8D8AAA5B0A4AAF3E9B70] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 15:55:43.075  INFO 10914 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 15:55:43.075  INFO 10914 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 15:55:43.076  INFO 10914 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 1 ms
+2021-02-14 15:55:53.212 ERROR 10914 --- [http-nio-8080-exec-8] c.h.b.h.ControllerExceptionHandler       : Request URL:/admin/blogs,Exception :{}
+
+java.lang.NullPointerException: null
+	at com.hailin.beizhai.service.BlogServiceImpl$1.toPredicate(BlogServiceImpl.java:54)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.applySpecificationToCriteria(SimpleJpaRepository.java:765)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:696)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:654)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:444)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker$RepositoryFragmentMethodInvoker.lambda$new$0(RepositoryMethodInvoker.java:289)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:137)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:121)
+	at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:524)
+	at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:285)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:531)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:156)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:131)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:80)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:388)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:174)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215)
+	at com.sun.proxy.$Proxy106.findAll(Unknown Source)
+	at com.hailin.beizhai.service.BlogServiceImpl.listBlog(BlogServiceImpl.java:45)
+	at com.hailin.beizhai.service.BlogServiceImpl$$FastClassBySpringCGLIB$$97921ea8.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
+	at com.hailin.beizhai.service.BlogServiceImpl$$EnhancerBySpringCGLIB$$a1489718.listBlog(<generated>)
+	at com.hailin.beizhai.web.admin.BlogController.blogs(BlogController.java:32)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:197)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:141)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:894)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1060)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 15:55:53.214  WARN 10914 --- [http-nio-8080-exec-8] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [java.lang.NullPointerException]
+2021-02-14 15:56:17.004 ERROR 10914 --- [http-nio-8080-exec-5] c.h.b.h.ControllerExceptionHandler       : Request URL:/admin/blogs,Exception :{}
+
+java.lang.NullPointerException: null
+	at com.hailin.beizhai.service.BlogServiceImpl$1.toPredicate(BlogServiceImpl.java:54)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.applySpecificationToCriteria(SimpleJpaRepository.java:765)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:696)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:654)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:444)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker$RepositoryFragmentMethodInvoker.lambda$new$0(RepositoryMethodInvoker.java:289)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:137)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:121)
+	at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:524)
+	at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:285)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:531)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:156)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:131)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:80)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:388)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:174)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215)
+	at com.sun.proxy.$Proxy106.findAll(Unknown Source)
+	at com.hailin.beizhai.service.BlogServiceImpl.listBlog(BlogServiceImpl.java:45)
+	at com.hailin.beizhai.service.BlogServiceImpl$$FastClassBySpringCGLIB$$97921ea8.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
+	at com.hailin.beizhai.service.BlogServiceImpl$$EnhancerBySpringCGLIB$$a1489718.listBlog(<generated>)
+	at com.hailin.beizhai.web.admin.BlogController.blogs(BlogController.java:32)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:197)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:141)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:894)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1060)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 15:56:17.006  WARN 10914 --- [http-nio-8080-exec-5] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [java.lang.NullPointerException]
+2021-02-14 15:56:34.406 ERROR 10914 --- [http-nio-8080-exec-1] c.h.b.h.ControllerExceptionHandler       : Request URL:/admin/blogs,Exception :{}
+
+java.lang.NullPointerException: null
+	at com.hailin.beizhai.service.BlogServiceImpl$1.toPredicate(BlogServiceImpl.java:54)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.applySpecificationToCriteria(SimpleJpaRepository.java:765)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:696)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:654)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:444)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker$RepositoryFragmentMethodInvoker.lambda$new$0(RepositoryMethodInvoker.java:289)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:137)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:121)
+	at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:524)
+	at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:285)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:531)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:156)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:131)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:80)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:388)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:174)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215)
+	at com.sun.proxy.$Proxy106.findAll(Unknown Source)
+	at com.hailin.beizhai.service.BlogServiceImpl.listBlog(BlogServiceImpl.java:45)
+	at com.hailin.beizhai.service.BlogServiceImpl$$FastClassBySpringCGLIB$$97921ea8.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
+	at com.hailin.beizhai.service.BlogServiceImpl$$EnhancerBySpringCGLIB$$a1489718.listBlog(<generated>)
+	at com.hailin.beizhai.web.admin.BlogController.blogs(BlogController.java:32)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:197)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:141)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:894)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1060)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 15:56:34.407  WARN 10914 --- [http-nio-8080-exec-1] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [java.lang.NullPointerException]
+2021-02-14 16:10:27.499  INFO 10914 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:10:27.500  INFO 10914 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:10:27.502  INFO 10914 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:10:27.505  INFO 10914 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 16:10:29.939  INFO 11790 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 11790 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 16:10:29.940 DEBUG 11790 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 16:10:29.940  INFO 11790 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 16:10:29.958  INFO 11790 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 16:10:29.958  INFO 11790 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 16:10:30.222  INFO 11790 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 16:10:30.248  INFO 11790 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 22 ms. Found 3 JPA repository interfaces.
+2021-02-14 16:10:30.567  INFO 11790 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 16:10:30.571  INFO 11790 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 16:10:30.571  INFO 11790 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 16:10:30.633  INFO 11790 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 16:10:30.633  INFO 11790 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 674 ms
+2021-02-14 16:10:30.717  INFO 11790 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 16:10:30.734  INFO 11790 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 16:10:30.782  INFO 11790 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 16:10:30.820  INFO 11790 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 16:10:30.821  WARN 11790 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 16:10:30.987  INFO 11790 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 16:10:30.994  INFO 11790 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 16:10:31.323  INFO 11790 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 16:10:31.327  INFO 11790 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:10:31.354  INFO 11790 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 16:10:31.629  WARN 11790 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 16:10:31.808  INFO 11790 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:10:31.860  INFO 11790 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 16:10:31.998  INFO 11790 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 16:10:32.004  INFO 11790 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.248 seconds (JVM running for 2.728)
+2021-02-14 16:10:39.837  INFO 11790 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=180547B94CCA8FBBFAE2682D55D13974] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 16:10:39.841  INFO 11790 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 16:10:39.841  INFO 11790 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 16:10:39.843  INFO 11790 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 2 ms
+2021-02-14 16:10:56.467 ERROR 11790 --- [http-nio-8080-exec-9] c.h.b.h.ControllerExceptionHandler       : Request URL:/admin/blogs,Exception :{}
+
+java.lang.NullPointerException: null
+	at com.hailin.beizhai.service.BlogServiceImpl$1.toPredicate(BlogServiceImpl.java:55)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.applySpecificationToCriteria(SimpleJpaRepository.java:765)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:696)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.getQuery(SimpleJpaRepository.java:654)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:444)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker$RepositoryFragmentMethodInvoker.lambda$new$0(RepositoryMethodInvoker.java:289)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:137)
+	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:121)
+	at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:524)
+	at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:285)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:531)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:156)
+	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:131)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:80)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:388)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:174)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215)
+	at com.sun.proxy.$Proxy106.findAll(Unknown Source)
+	at com.hailin.beizhai.service.BlogServiceImpl.listBlog(BlogServiceImpl.java:46)
+	at com.hailin.beizhai.service.BlogServiceImpl$$FastClassBySpringCGLIB$$97921ea8.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
+	at com.hailin.beizhai.service.BlogServiceImpl$$EnhancerBySpringCGLIB$$41d20d90.listBlog(<generated>)
+	at com.hailin.beizhai.web.admin.BlogController.blogs(BlogController.java:37)
+	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.lang.reflect.Method.invoke(Method.java:498)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:197)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:141)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:894)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1060)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 16:10:56.468  WARN 11790 --- [http-nio-8080-exec-9] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [java.lang.NullPointerException]
+2021-02-14 16:17:03.119  INFO 11790 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:17:03.120  INFO 11790 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:17:03.122  INFO 11790 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:17:03.124  INFO 11790 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 16:17:05.453  INFO 12203 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 12203 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 16:17:05.454 DEBUG 12203 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 16:17:05.454  INFO 12203 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 16:17:05.471  INFO 12203 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 16:17:05.472  INFO 12203 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 16:17:05.733  INFO 12203 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 16:17:05.755  INFO 12203 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 19 ms. Found 3 JPA repository interfaces.
+2021-02-14 16:17:06.031  INFO 12203 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 16:17:06.035  INFO 12203 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 16:17:06.035  INFO 12203 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 16:17:06.063  INFO 12203 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 16:17:06.064  INFO 12203 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 592 ms
+2021-02-14 16:17:06.156  INFO 12203 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 16:17:06.171  INFO 12203 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 16:17:06.210  INFO 12203 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 16:17:06.243  INFO 12203 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 16:17:06.244  WARN 12203 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 16:17:06.407  INFO 12203 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 16:17:06.414  INFO 12203 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 16:17:06.702  INFO 12203 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 16:17:06.706  INFO 12203 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:17:06.733  INFO 12203 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 16:17:07.007  WARN 12203 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 16:17:07.174  INFO 12203 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:17:07.220  INFO 12203 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 16:17:07.355  INFO 12203 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 16:17:07.361  INFO 12203 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.088 seconds (JVM running for 2.486)
+2021-02-14 16:17:14.047  INFO 12203 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=180547B94CCA8FBBFAE2682D55D13974] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 16:17:14.050  INFO 12203 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 16:17:14.050  INFO 12203 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 16:17:14.051  INFO 12203 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 1 ms
+2021-02-14 16:17:19.910 ERROR 12203 --- [http-nio-8080-exec-7] org.thymeleaf.TemplateEngine             : [THYMELEAF][http-nio-8080-exec-7] Exception processing template "admin/blogs": An error happened during template parsing (template: "class path resource [templates/admin/blogs.html]")
+
+org.thymeleaf.exceptions.TemplateInputException: An error happened during template parsing (template: "class path resource [templates/admin/blogs.html]")
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:241)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parseStandalone(AbstractMarkupTemplateParser.java:100)
+	at org.thymeleaf.engine.TemplateManager.parseAndProcess(TemplateManager.java:666)
+	at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1098)
+	at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1072)
+	at org.thymeleaf.spring5.view.ThymeleafView.renderFragment(ThymeleafView.java:366)
+	at org.thymeleaf.spring5.view.ThymeleafView.render(ThymeleafView.java:190)
+	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1393)
+	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1138)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1077)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+Caused by: org.attoparser.ParseException: An error happened during template parsing (template: "class path resource [templates/admin/blogs.html]" - line 45, col 5)
+	at org.attoparser.MarkupParser.parseDocument(MarkupParser.java:393)
+	at org.attoparser.MarkupParser.parse(MarkupParser.java:257)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:230)
+	... 48 common frames omitted
+Caused by: org.thymeleaf.exceptions.TemplateInputException: An error happened during template parsing (template: "class path resource [templates/admin/blogs.html]" - line 45, col 5)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:239)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parseStandalone(AbstractMarkupTemplateParser.java:100)
+	at org.thymeleaf.engine.TemplateManager.parseStandalone(TemplateManager.java:302)
+	at org.thymeleaf.standard.expression.FragmentExpression.resolveExecutedFragmentExpression(FragmentExpression.java:588)
+	at org.thymeleaf.standard.expression.FragmentExpression.executeFragmentExpression(FragmentExpression.java:391)
+	at org.thymeleaf.standard.expression.SimpleExpression.executeSimple(SimpleExpression.java:89)
+	at org.thymeleaf.standard.expression.Expression.execute(Expression.java:109)
+	at org.thymeleaf.standard.expression.Expression.execute(Expression.java:138)
+	at org.thymeleaf.standard.expression.FragmentExpression.createExecutedFragmentExpressionParameters(FragmentExpression.java:529)
+	at org.thymeleaf.standard.expression.FragmentExpression.doCreateExecutedFragmentExpression(FragmentExpression.java:471)
+	at org.thymeleaf.standard.expression.FragmentExpression.createExecutedFragmentExpression(FragmentExpression.java:426)
+	at org.thymeleaf.standard.processor.AbstractStandardFragmentInsertionTagProcessor.computeFragment(AbstractStandardFragmentInsertionTagProcessor.java:359)
+	at org.thymeleaf.standard.processor.AbstractStandardFragmentInsertionTagProcessor.doProcess(AbstractStandardFragmentInsertionTagProcessor.java:110)
+	at org.thymeleaf.processor.element.AbstractAttributeTagProcessor.doProcess(AbstractAttributeTagProcessor.java:74)
+	at org.thymeleaf.processor.element.AbstractElementTagProcessor.process(AbstractElementTagProcessor.java:95)
+	at org.thymeleaf.util.ProcessorConfigurationUtils$ElementTagProcessorWrapper.process(ProcessorConfigurationUtils.java:633)
+	at org.thymeleaf.engine.ProcessorTemplateHandler.handleOpenElement(ProcessorTemplateHandler.java:1314)
+	at org.thymeleaf.engine.TemplateHandlerAdapterMarkupHandler.handleOpenElementEnd(TemplateHandlerAdapterMarkupHandler.java:304)
+	at org.thymeleaf.templateparser.markup.InlinedOutputExpressionMarkupHandler$InlineMarkupAdapterPreProcessorHandler.handleOpenElementEnd(InlinedOutputExpressionMarkupHandler.java:278)
+	at org.thymeleaf.standard.inline.OutputExpressionInlinePreProcessorHandler.handleOpenElementEnd(OutputExpressionInlinePreProcessorHandler.java:186)
+	at org.thymeleaf.templateparser.markup.InlinedOutputExpressionMarkupHandler.handleOpenElementEnd(InlinedOutputExpressionMarkupHandler.java:124)
+	at org.attoparser.HtmlElement.handleOpenElementEnd(HtmlElement.java:109)
+	at org.attoparser.HtmlMarkupHandler.handleOpenElementEnd(HtmlMarkupHandler.java:297)
+	at org.attoparser.MarkupEventProcessorHandler.handleOpenElementEnd(MarkupEventProcessorHandler.java:402)
+	at org.attoparser.ParsingElementMarkupUtil.parseOpenElement(ParsingElementMarkupUtil.java:159)
+	at org.attoparser.MarkupParser.parseBuffer(MarkupParser.java:710)
+	at org.attoparser.MarkupParser.parseDocument(MarkupParser.java:301)
+	... 50 common frames omitted
+Caused by: org.attoparser.ParseException: (Line = 45, Column = 5) Could not parse as a well-formed close element: "</>"
+	at org.attoparser.ParsingElementMarkupUtil.parseCloseElement(ParsingElementMarkupUtil.java:176)
+	at org.attoparser.MarkupParser.parseBuffer(MarkupParser.java:725)
+	at org.attoparser.MarkupParser.parseDocument(MarkupParser.java:301)
+	at org.attoparser.MarkupParser.parse(MarkupParser.java:257)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:230)
+	... 76 common frames omitted
+
+2021-02-14 16:17:19.912 ERROR 12203 --- [http-nio-8080-exec-7] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.thymeleaf.exceptions.TemplateInputException: An error happened during template parsing (template: "class path resource [templates/admin/blogs.html]")] with root cause
+
+org.attoparser.ParseException: (Line = 45, Column = 5) Could not parse as a well-formed close element: "</>"
+	at org.attoparser.ParsingElementMarkupUtil.parseCloseElement(ParsingElementMarkupUtil.java:176)
+	at org.attoparser.MarkupParser.parseBuffer(MarkupParser.java:725)
+	at org.attoparser.MarkupParser.parseDocument(MarkupParser.java:301)
+	at org.attoparser.MarkupParser.parse(MarkupParser.java:257)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:230)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parseStandalone(AbstractMarkupTemplateParser.java:100)
+	at org.thymeleaf.engine.TemplateManager.parseStandalone(TemplateManager.java:302)
+	at org.thymeleaf.standard.expression.FragmentExpression.resolveExecutedFragmentExpression(FragmentExpression.java:588)
+	at org.thymeleaf.standard.expression.FragmentExpression.executeFragmentExpression(FragmentExpression.java:391)
+	at org.thymeleaf.standard.expression.SimpleExpression.executeSimple(SimpleExpression.java:89)
+	at org.thymeleaf.standard.expression.Expression.execute(Expression.java:109)
+	at org.thymeleaf.standard.expression.Expression.execute(Expression.java:138)
+	at org.thymeleaf.standard.expression.FragmentExpression.createExecutedFragmentExpressionParameters(FragmentExpression.java:529)
+	at org.thymeleaf.standard.expression.FragmentExpression.doCreateExecutedFragmentExpression(FragmentExpression.java:471)
+	at org.thymeleaf.standard.expression.FragmentExpression.createExecutedFragmentExpression(FragmentExpression.java:426)
+	at org.thymeleaf.standard.processor.AbstractStandardFragmentInsertionTagProcessor.computeFragment(AbstractStandardFragmentInsertionTagProcessor.java:359)
+	at org.thymeleaf.standard.processor.AbstractStandardFragmentInsertionTagProcessor.doProcess(AbstractStandardFragmentInsertionTagProcessor.java:110)
+	at org.thymeleaf.processor.element.AbstractAttributeTagProcessor.doProcess(AbstractAttributeTagProcessor.java:74)
+	at org.thymeleaf.processor.element.AbstractElementTagProcessor.process(AbstractElementTagProcessor.java:95)
+	at org.thymeleaf.util.ProcessorConfigurationUtils$ElementTagProcessorWrapper.process(ProcessorConfigurationUtils.java:633)
+	at org.thymeleaf.engine.ProcessorTemplateHandler.handleOpenElement(ProcessorTemplateHandler.java:1314)
+	at org.thymeleaf.engine.TemplateHandlerAdapterMarkupHandler.handleOpenElementEnd(TemplateHandlerAdapterMarkupHandler.java:304)
+	at org.thymeleaf.templateparser.markup.InlinedOutputExpressionMarkupHandler$InlineMarkupAdapterPreProcessorHandler.handleOpenElementEnd(InlinedOutputExpressionMarkupHandler.java:278)
+	at org.thymeleaf.standard.inline.OutputExpressionInlinePreProcessorHandler.handleOpenElementEnd(OutputExpressionInlinePreProcessorHandler.java:186)
+	at org.thymeleaf.templateparser.markup.InlinedOutputExpressionMarkupHandler.handleOpenElementEnd(InlinedOutputExpressionMarkupHandler.java:124)
+	at org.attoparser.HtmlElement.handleOpenElementEnd(HtmlElement.java:109)
+	at org.attoparser.HtmlMarkupHandler.handleOpenElementEnd(HtmlMarkupHandler.java:297)
+	at org.attoparser.MarkupEventProcessorHandler.handleOpenElementEnd(MarkupEventProcessorHandler.java:402)
+	at org.attoparser.ParsingElementMarkupUtil.parseOpenElement(ParsingElementMarkupUtil.java:159)
+	at org.attoparser.MarkupParser.parseBuffer(MarkupParser.java:710)
+	at org.attoparser.MarkupParser.parseDocument(MarkupParser.java:301)
+	at org.attoparser.MarkupParser.parse(MarkupParser.java:257)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parse(AbstractMarkupTemplateParser.java:230)
+	at org.thymeleaf.templateparser.markup.AbstractMarkupTemplateParser.parseStandalone(AbstractMarkupTemplateParser.java:100)
+	at org.thymeleaf.engine.TemplateManager.parseAndProcess(TemplateManager.java:666)
+	at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1098)
+	at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1072)
+	at org.thymeleaf.spring5.view.ThymeleafView.renderFragment(ThymeleafView.java:366)
+	at org.thymeleaf.spring5.view.ThymeleafView.render(ThymeleafView.java:190)
+	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1393)
+	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1138)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1077)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 16:18:50.485  INFO 12203 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:18:50.486  INFO 12203 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:18:50.488  INFO 12203 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:18:50.490  INFO 12203 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 16:18:52.153  INFO 12309 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 12309 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 16:18:52.154 DEBUG 12309 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 16:18:52.154  INFO 12309 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 16:18:52.172  INFO 12309 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 16:18:52.173  INFO 12309 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 16:18:52.484  INFO 12309 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 16:18:52.511  INFO 12309 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 24 ms. Found 3 JPA repository interfaces.
+2021-02-14 16:18:52.802  INFO 12309 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 16:18:52.806  INFO 12309 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 16:18:52.806  INFO 12309 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 16:18:52.864  INFO 12309 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 16:18:52.864  INFO 12309 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 691 ms
+2021-02-14 16:18:52.929  INFO 12309 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 16:18:52.943  INFO 12309 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 16:18:52.977  INFO 12309 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 16:18:53.008  INFO 12309 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 16:18:53.008  WARN 12309 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 16:18:53.168  INFO 12309 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 16:18:53.175  INFO 12309 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 16:18:53.474  INFO 12309 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 16:18:53.478  INFO 12309 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:18:53.506  INFO 12309 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 16:18:53.806  WARN 12309 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 16:18:54.004  INFO 12309 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:18:54.061  INFO 12309 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 16:18:54.195  INFO 12309 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 16:18:54.200  INFO 12309 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.283 seconds (JVM running for 2.562)
+2021-02-14 16:19:01.164  INFO 12309 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=180547B94CCA8FBBFAE2682D55D13974] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 16:19:01.168  INFO 12309 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 16:19:01.168  INFO 12309 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 16:19:01.169  INFO 12309 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 0 ms
+2021-02-14 16:19:10.969 ERROR 12309 --- [http-nio-8080-exec-6] c.h.b.h.ControllerExceptionHandler       : Request URL:/admin/blogs/search,Exception :{}
+
+org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported
+	at org.springframework.web.servlet.mvc.method.RequestMappingInfoHandlerMapping.handleNoMatch(RequestMappingInfoHandlerMapping.java:250)
+	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.lookupHandlerMethod(AbstractHandlerMethodMapping.java:417)
+	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.getHandlerInternal(AbstractHandlerMethodMapping.java:364)
+	at org.springframework.web.servlet.mvc.method.RequestMappingInfoHandlerMapping.getHandlerInternal(RequestMappingInfoHandlerMapping.java:123)
+	at org.springframework.web.servlet.mvc.method.RequestMappingInfoHandlerMapping.getHandlerInternal(RequestMappingInfoHandlerMapping.java:66)
+	at org.springframework.web.servlet.handler.AbstractHandlerMapping.getHandler(AbstractHandlerMapping.java:491)
+	at org.springframework.web.servlet.DispatcherServlet.getHandler(DispatcherServlet.java:1254)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1036)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:962)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:652)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
+	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.lang.Thread.run(Thread.java:748)
+
+2021-02-14 16:19:10.972  WARN 12309 --- [http-nio-8080-exec-6] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'POST' not supported]
+2021-02-14 16:20:53.942  INFO 12309 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:20:53.944  INFO 12309 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:20:53.946  INFO 12309 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:20:53.969  INFO 12309 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 16:20:56.056  INFO 12430 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 12430 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 16:20:56.056 DEBUG 12430 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 16:20:56.057  INFO 12430 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 16:20:56.074  INFO 12430 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 16:20:56.074  INFO 12430 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 16:20:56.348  INFO 12430 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 16:20:56.373  INFO 12430 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 21 ms. Found 3 JPA repository interfaces.
+2021-02-14 16:20:56.663  INFO 12430 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 16:20:56.667  INFO 12430 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 16:20:56.667  INFO 12430 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 16:20:56.697  INFO 12430 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 16:20:56.697  INFO 12430 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 622 ms
+2021-02-14 16:20:56.793  INFO 12430 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 16:20:56.809  INFO 12430 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 16:20:56.852  INFO 12430 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 16:20:56.887  INFO 12430 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 16:20:56.887  WARN 12430 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 16:20:57.053  INFO 12430 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 16:20:57.059  INFO 12430 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 16:20:57.357  INFO 12430 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 16:20:57.361  INFO 12430 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:20:57.388  INFO 12430 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 16:20:57.669  WARN 12430 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 16:20:57.844  INFO 12430 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:20:57.892  INFO 12430 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 16:20:58.028  INFO 12430 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 16:20:58.033  INFO 12430 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.161 seconds (JVM running for 2.572)
+2021-02-14 16:21:07.972  INFO 12430 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=180547B94CCA8FBBFAE2682D55D13974] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 16:21:07.977  INFO 12430 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 16:21:07.977  INFO 12430 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 16:21:07.978  INFO 12430 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 1 ms
+2021-02-14 16:23:08.154  INFO 12430 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:23:08.155  INFO 12430 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:23:08.157  INFO 12430 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:23:08.159  INFO 12430 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
+2021-02-14 16:23:11.923  INFO 12566 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Starting BeizhaiApplication using Java 1.8.0_275 on zhouhailindeMacBook-Air.local with PID 12566 (/Users/zhouhailin/idea-code/beizhai/target/classes started by zhouhailin in /Users/zhouhailin/idea-code/beizhai)
+2021-02-14 16:23:11.924 DEBUG 12566 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Running with Spring Boot v2.4.2, Spring v5.3.3
+2021-02-14 16:23:11.924  INFO 12566 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : The following profiles are active: dev
+2021-02-14 16:23:11.943  INFO 12566 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
+2021-02-14 16:23:11.943  INFO 12566 --- [restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
+2021-02-14 16:23:12.250  INFO 12566 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
+2021-02-14 16:23:12.281  INFO 12566 --- [restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 26 ms. Found 3 JPA repository interfaces.
+2021-02-14 16:23:12.656  INFO 12566 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
+2021-02-14 16:23:12.662  INFO 12566 --- [restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
+2021-02-14 16:23:12.662  INFO 12566 --- [restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
+2021-02-14 16:23:12.695  INFO 12566 --- [restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
+2021-02-14 16:23:12.695  INFO 12566 --- [restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 751 ms
+2021-02-14 16:23:12.787  INFO 12566 --- [restartedMain] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
+2021-02-14 16:23:12.806  INFO 12566 --- [restartedMain] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.27.Final
+2021-02-14 16:23:12.857  INFO 12566 --- [restartedMain] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
+2021-02-14 16:23:12.903  INFO 12566 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
+2021-02-14 16:23:12.904  WARN 12566 --- [restartedMain] com.zaxxer.hikari.util.DriverDataSource  : Registered driver with driverClassName=com.mysql.jdbc.Driver was not found, trying direct instantiation.
+2021-02-14 16:23:13.091  INFO 12566 --- [restartedMain] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Start completed.
+2021-02-14 16:23:13.100  INFO 12566 --- [restartedMain] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL57Dialect
+2021-02-14 16:23:13.453  INFO 12566 --- [restartedMain] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
+2021-02-14 16:23:13.457  INFO 12566 --- [restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:23:13.497  INFO 12566 --- [restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
+2021-02-14 16:23:13.936  WARN 12566 --- [restartedMain] JpaBaseConfiguration$JpaWebConfiguration : spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
+2021-02-14 16:23:14.025  INFO 12566 --- [restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:23:14.077  INFO 12566 --- [restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
+2021-02-14 16:23:14.228  INFO 12566 --- [restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
+2021-02-14 16:23:14.234  INFO 12566 --- [restartedMain] com.hailin.beizhai.BeizhaiApplication    : Started BeizhaiApplication in 2.527 seconds (JVM running for 3.213)
+2021-02-14 16:23:17.120  INFO 12566 --- [http-nio-8080-exec-1] o.apache.tomcat.util.http.parser.Cookie  : A cookie header was received [1610766931,1610805598,1610884631; CNZZDATA1279096621=1786622301-1610242524-%7C1611149783; Webstorm-a04307b7=98e54c31-b574-4032-ba13-42e4af915773; Idea-e55ac3f0=010dca81-f0ca-4056-bbe4-1e521e2f9f2e; JSESSIONID=180547B94CCA8FBBFAE2682D55D13974] that contained an invalid cookie. That cookie will be ignored.
+ Note: further occurrences of this error will be logged at DEBUG level.
+2021-02-14 16:23:17.125  INFO 12566 --- [http-nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
+2021-02-14 16:23:17.125  INFO 12566 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
+2021-02-14 16:23:17.126  INFO 12566 --- [http-nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 1 ms
+2021-02-14 16:24:28.964  WARN 12566 --- [HikariPool-1 housekeeper] com.zaxxer.hikari.pool.HikariPool        : HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=1m15s767ms).
+2021-02-14 16:24:48.324  INFO 12566 --- [SpringContextShutdownHook] o.s.s.concurrent.ThreadPoolTaskExecutor  : Shutting down ExecutorService 'applicationTaskExecutor'
+2021-02-14 16:24:48.324  INFO 12566 --- [SpringContextShutdownHook] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
+2021-02-14 16:24:48.327  INFO 12566 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown initiated...
+2021-02-14 16:24:48.329  INFO 12566 --- [SpringContextShutdownHook] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Shutdown completed.
diff --git a/src/main/java/com/hailin/beizhai/dao/BlogRepositiry.java b/src/main/java/com/hailin/beizhai/dao/BlogRepositiry.java
new file mode 100644
index 0000000..7e745e0
--- /dev/null
+++ b/src/main/java/com/hailin/beizhai/dao/BlogRepositiry.java
@@ -0,0 +1,10 @@
+package com.hailin.beizhai.dao;
+
+import com.hailin.beizhai.po.Blog;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
+
+//JpaRepository传递对象和主键类型
+//JpaSpecificationExecutor jpa动态查询
+public interface BlogRepositiry extends JpaRepository<Blog,Long>, JpaSpecificationExecutor<Blog> {
+}
diff --git a/src/main/java/com/hailin/beizhai/po/Blog.java b/src/main/java/com/hailin/beizhai/po/Blog.java
index d8e12b2..b3bb20c 100644
--- a/src/main/java/com/hailin/beizhai/po/Blog.java
+++ b/src/main/java/com/hailin/beizhai/po/Blog.java
@@ -27,7 +27,7 @@ public class Blog {
     private boolean shareStatement;
     private boolean commentabled;
     private boolean published;
-    private boolean recommend;
+    private boolean recommend;//推荐
     @Temporal(TemporalType.TIMESTAMP)
     private Date createTime;
     @Temporal(TemporalType.TIMESTAMP)
diff --git a/src/main/java/com/hailin/beizhai/service/BlogService.java b/src/main/java/com/hailin/beizhai/service/BlogService.java
new file mode 100644
index 0000000..18b41d8
--- /dev/null
+++ b/src/main/java/com/hailin/beizhai/service/BlogService.java
@@ -0,0 +1,19 @@
+package com.hailin.beizhai.service;
+
+import com.hailin.beizhai.po.Blog;
+import com.hailin.beizhai.vo.BlogQuery;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+
+public interface BlogService {
+
+    Blog getBlog(Long id);
+
+    Page<Blog> listBlog(Pageable pageable, BlogQuery blog);
+
+    Blog saveBlog(Blog blog);
+
+    Blog updateBlog(Long id,Blog blog);
+
+    void deleteBlog(Long id);
+}
diff --git a/src/main/java/com/hailin/beizhai/service/BlogServiceImpl.java b/src/main/java/com/hailin/beizhai/service/BlogServiceImpl.java
new file mode 100644
index 0000000..bbde669
--- /dev/null
+++ b/src/main/java/com/hailin/beizhai/service/BlogServiceImpl.java
@@ -0,0 +1,91 @@
+package com.hailin.beizhai.service;
+
+import com.hailin.beizhai.NotFoundException;
+import com.hailin.beizhai.dao.BlogRepositiry;
+import com.hailin.beizhai.po.Blog;
+import com.hailin.beizhai.po.Type;
+import com.hailin.beizhai.vo.BlogQuery;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.domain.Specification;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.persistence.criteria.CriteriaBuilder;
+import javax.persistence.criteria.CriteriaQuery;
+import javax.persistence.criteria.Predicate;
+import javax.persistence.criteria.Root;
+import java.util.ArrayList;
+import java.util.List;
+
+/*
+@Name: BlogServiceImpl
+@Author: zhouhailin
+@Date: 2021/2/14
+@Time: 2:44 下午
+@Description： 
+*/
+
+@Service
+public class BlogServiceImpl implements BlogService {
+
+    @Autowired
+    private BlogRepositiry blogRepositiry;
+
+
+    @Override
+    public Blog getBlog(Long id) {
+        return blogRepositiry.findById(id).get();
+    }
+
+    //查询
+    @Override
+    public Page<Blog> listBlog(Pageable pageable, BlogQuery blog) {
+        //动态查询条件
+        return blogRepositiry.findAll(new Specification<Blog>() {
+            @Override
+            public Predicate toPredicate(Root<Blog> root, CriteriaQuery<?> criteriaQuery, CriteriaBuilder criteriaBuilder) {
+                List<Predicate> predicates = new ArrayList<>();
+                if ("".equals(blog.getTitle()) && (blog.getTitle() != null)) {
+                    //title  like 字段模糊查询
+                    predicates.add(criteriaBuilder.like(root.<String>get("title"), "%" + blog.getTitle() + "%"));
+                }
+                // 分类
+                if (blog.getTypeId() != null) {
+                    predicates.add(criteriaBuilder.equal(root.<Type>get("type").get("id"), blog.getTypeId()));
+                }
+                //推荐
+                if (blog.isRecommend()){
+                    predicates.add(criteriaBuilder.equal(root.<Boolean>get("recommend"),blog.isRecommend()));
+                }
+                criteriaQuery.where(predicates.toArray(new Predicate[predicates.size()]));
+                return null;
+            }
+        }, pageable);
+    }
+
+    @Transactional
+    @Override
+    public Blog saveBlog(Blog blog) {
+        return blogRepositiry.save(blog);
+    }
+
+    @Transactional
+    @Override
+    public Blog updateBlog(Long id, Blog blog) {
+        Blog b = blogRepositiry.findById(id).get();
+        if (b == null) {
+            throw new NotFoundException("博客不存在");
+        }
+        BeanUtils.copyProperties(blog, b);
+        return blogRepositiry.save(b);
+    }
+
+    @Transactional
+    @Override
+    public void deleteBlog(Long id) {
+        blogRepositiry.deleteById(id);
+    }
+}
diff --git a/src/main/java/com/hailin/beizhai/service/TypeService.java b/src/main/java/com/hailin/beizhai/service/TypeService.java
index 37a945e..5b71f75 100644
--- a/src/main/java/com/hailin/beizhai/service/TypeService.java
+++ b/src/main/java/com/hailin/beizhai/service/TypeService.java
@@ -4,6 +4,8 @@ import com.hailin.beizhai.po.Type;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 
+import java.util.List;
+
 public interface TypeService {
 
      Type saveType(Type type);
@@ -14,6 +16,8 @@ public interface TypeService {
 
      Page<Type> listType(Pageable pageable);//分页
 
+     List<Type> listType();
+
      Type updateType(Long id,Type type);
 
      void deleteType(Long id);
diff --git a/src/main/java/com/hailin/beizhai/service/TypeServiceImpl.java b/src/main/java/com/hailin/beizhai/service/TypeServiceImpl.java
index 78abbd9..1d51a1a 100644
--- a/src/main/java/com/hailin/beizhai/service/TypeServiceImpl.java
+++ b/src/main/java/com/hailin/beizhai/service/TypeServiceImpl.java
@@ -10,6 +10,8 @@ import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.List;
+
 /*
 @Name: TypeServiceImpl
 @Author: zhouhailin
@@ -37,7 +39,6 @@ public class TypeServiceImpl implements TypeService{
 
     @Override
     public Type getTypeByName(String name) {
-        System.out.println("111"+typeRepository.findByName(name));
         return typeRepository.findByName(name);
     }
 
@@ -47,12 +48,17 @@ public class TypeServiceImpl implements TypeService{
         return typeRepository.findAll(pageable);
     }
 
+    @Override
+    public List<Type> listType() {
+        return typeRepository.findAll();
+    }
+
     @Transactional
     @Override
     public Type updateType(Long id, Type type) {
         Type t=typeRepository.findById(id).get();
         if (t==null){
-            throw new NotFoundException("不存在该类型");
+            throw new NotFoundException("不存在该分类");
         }
         BeanUtils.copyProperties(type,t);//type 赋值到t
         return typeRepository.save(t);
diff --git a/src/main/java/com/hailin/beizhai/vo/BlogQuery.java b/src/main/java/com/hailin/beizhai/vo/BlogQuery.java
new file mode 100644
index 0000000..c9ba3de
--- /dev/null
+++ b/src/main/java/com/hailin/beizhai/vo/BlogQuery.java
@@ -0,0 +1,50 @@
+package com.hailin.beizhai.vo;
+
+/*
+@Name: BlogQuery
+@Author: zhouhailin
+@Date: 2021/2/14
+@Time: 4:12 下午
+@Description： 
+*/
+public class BlogQuery {
+    private String title;
+    private Long typeId;
+    private boolean recommend;
+
+    @Override
+    public String toString() {
+        return "BlogQuery{" +
+                "title='" + title + '\'' +
+                ", typeId=" + typeId +
+                ", recommendl=" + recommend +
+                '}';
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public Long getTypeId() {
+        return typeId;
+    }
+
+    public void setTypeId(Long typeId) {
+        this.typeId = typeId;
+    }
+
+    public boolean isRecommend() {
+        return recommend;
+    }
+
+    public void setRecommend(boolean recommend) {
+        this.recommend = recommend;
+    }
+
+    public BlogQuery() {
+    }
+}
diff --git a/src/main/java/com/hailin/beizhai/web/admin/BlogController.java b/src/main/java/com/hailin/beizhai/web/admin/BlogController.java
index 72ad6f5..2049cb2 100644
--- a/src/main/java/com/hailin/beizhai/web/admin/BlogController.java
+++ b/src/main/java/com/hailin/beizhai/web/admin/BlogController.java
@@ -7,18 +7,48 @@ package com.hailin.beizhai.web.admin;
 @Description： 
 */
 
+import com.hailin.beizhai.po.Blog;
+import com.hailin.beizhai.service.BlogService;
+import com.hailin.beizhai.service.TypeService;
+import com.hailin.beizhai.vo.BlogQuery;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.web.PageableDefault;
 import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 
 @Controller
 @RequestMapping("/admin")
 public class BlogController {
 
+    @Autowired
+    private BlogService blogService;
+
+    @Autowired
+    private TypeService typeService;
+
     @GetMapping("/blogs")
-    public String blogs(){
-        System.out.println("blogs get in");
+    public String blogs(@PageableDefault(size = 3, sort = {"updateTime"}, direction = Sort.Direction.DESC) Pageable pageable,
+                        BlogQuery blog,
+                        Model model) {
+        model.addAttribute("types",typeService.listType());
+        model.addAttribute("page", blogService.listBlog(pageable, blog));
         return "admin/blogs";
     }
 
+    //局部渲染
+    @PostMapping("/blogs/search")
+    public String search(@PageableDefault(size = 3, sort = {"updateTime"}, direction = Sort.Direction.DESC) Pageable pageable,
+                         BlogQuery blog,
+                         Model model) {
+        model.addAttribute("page", blogService.listBlog(pageable, blog));
+        return "admin/blogs :: blogList";
+    }
+
+
+
 }
diff --git a/src/main/resources/templates/admin/blogs.html b/src/main/resources/templates/admin/blogs.html
index e5ac829..934a45f 100644
--- a/src/main/resources/templates/admin/blogs.html
+++ b/src/main/resources/templates/admin/blogs.html
@@ -16,19 +16,21 @@
 <!--中间内容-->
 <div  class="m-container-small m-padded-tb-big">
   <div class="ui container">
-    <form action="#" method="post" class="ui segment form">
+    <div  class="ui secondary segment form">
       <div class="inline fields">
         <div class="field">
           <input type="text" name="title" placeholder="标题">
         </div>
         <div class="field">
           <div class="ui selection dropdown">
-            <input type="hidden" name="type">
+            <input type="hidden" name="typeId">
             <i class="dropdown icon"></i>
             <div class="default text">分类</div>
             <div class="menu">
-              <div class="item" data-value="1">错误日志</div>
+              <div th:each="type : ${types}" class="item" data-value="1" th:data-value="${type.id}" th:text="${type.name}">错误日志</div>
+              <!--/*-->
               <div class="item" data-value="2">开发者手册</div>
+              <!--*/-->
             </div>
           </div>
         </div>
@@ -39,56 +41,57 @@
           </div>
         </div>
         <div class="field">
-          <button class="ui mini teal basic button"><i class="search icon"></i>搜索</button>
+          <button type="button" id="search-btn" class="ui mini teal basic button"><i class="search icon"></i>搜索</button>
         </div>
       </div>
-    </form>
+    </div>
+
+    <!--ajax局部渲染-->
+    <div id="table-container">
+      <table th:fragment="blogList" class="ui compact teal table">
+        <thead>
+        <tr>
+          <th></th>
+          <th>标题</th>
+          <th>类型</th>
+          <th>推荐</th>
+          <th>更新时间</th>
+          <th>操作</th>
+        </tr>
+        </thead>
+        <tbody>
+        <tr th:each="blog,iterSet : ${page.content}">
+          <td th:text="${iterSet.count}">1</td>
+          <td th:text="${blog.title}">刻意练习清单</td>
+          <td th:text="${blog.type.name}">认知升级</td>
+          <td th:text="${blog.commend} ? '是':'否'">是</td>
+          <td th:text="${blog.updateTime}">2017-10-02 09:45</td>
+          <td>
+            <a href="#" th:href="@{/admin/blogs/{id}/input(id=${blogs.id})}" class="ui mini teal basic button">编辑</a>
+            <a href="#" th:href="@{/admin/blogs/{id}/delete(id=${blogs.id})}" class="ui mini red basic button">删除</a>
+          </td>
+        </tr>
+        </tbody>
+        <tfoot>
+        <tr>
+          <th colspan="6">
+            <div class="ui mini pagination menu" th:if="${page.totalPages}>1">
+              <a onclick="page(this)" th:attr="data-page=${page.number}-1" class=" item" th:unless="${page.first}">上一页</a>
+              <a onclick="page(this)" th:attr="data-page=${page.number}+1" class=" item" th:unless="${page.last}">下一页</a>
+            </div>
+            <a href="#" th:href="@{/admin/blogs/input}"  class="ui mini right floated teal basic button">新增</a>
+          </th>
+        </tr>
+        </tfoot>
+      </table>
+    </div>
 
-    <table class="ui celled table">
-      <thead>
-      <tr>
-        <th></th>
-        <th>标题</th>
-        <th>类型</th>
-        <th>推荐</th>
-        <th>更新时间</th>
-        <th>操作</th>
-      </tr>
-      </thead>
-      <tbody>
-      <tr>
-        <td>1</td>
-        <td>刻意练习清单</td>
-        <td>认知升级</td>
-        <td>是</td>
-        <td>2017-10-02 09:45</td>
-        <td>
-          <a href="#" class="ui mini teal basic button">编辑</a>
-          <a href="#" class="ui mini red basic button">删除</a>
-        </td>
-      </tr>
-      </tbody>
-      <tfoot>
-      <tr>
-        <th colspan="6">
-          <div class="ui mini pagination menu">
-            <a class=" item">上一页</a>
-            <a class=" item">下一页</a>
-          </div>
-          <a href="#" class="ui mini right floated teal basic button">新增</a>
-        </th>
-      </tr>
-      </tfoot>
-    </table>
   </div>
 </div>
 
 <br>
 <br>
 
-
-
-
 <!--底部footer-->
 <footer th:replace="admin/_fragments ::footer" class="ui inverted vertical segment m-padded-tb-massive">
 
@@ -99,5 +102,32 @@
 <script src="https://cdn.jsdelivr.net/semantic-ui/2.2.4/semantic.min.js"></script>
 <!--/*/</th:block>/*/-->
 
+<script>
+  $('.menu.toggle').click(function () {
+   $('.m-item').toggleClass('m-mobile-hide');
+  });
+
+  $('.ui.dropdown').dropdown({
+  on : 'hover'
+  });
+
+  function page(obj) {
+    $("[name='page']").val($(obj).data("page"));
+    loaddata();
+  }
+
+  $("#search-btn").click(function (){
+    loaddata();
+  });
+  function loaddata(){
+    $("#table-container").load(/*[[@{/admin/blogs/search}]]*/"/admin/blogs/search",{
+      title : $("[name='title']").val(),
+      typeId : $("[name='typeId']").val(),
+      recommend : $("[name='recommend']").prop('checked'),
+      page : $("[name='page']").val()
+    });
+  }
+
+</script>
 </body>
 </html>
\ No newline at end of file
diff --git a/target/classes/com/hailin/beizhai/po/Type.class b/target/classes/com/hailin/beizhai/po/Type.class
index 88eeebc..964bc4c 100644
Binary files a/target/classes/com/hailin/beizhai/po/Type.class and b/target/classes/com/hailin/beizhai/po/Type.class differ
diff --git a/target/classes/com/hailin/beizhai/service/TypeService.class b/target/classes/com/hailin/beizhai/service/TypeService.class
index f89a314..99be825 100644
Binary files a/target/classes/com/hailin/beizhai/service/TypeService.class and b/target/classes/com/hailin/beizhai/service/TypeService.class differ
diff --git a/target/classes/com/hailin/beizhai/service/TypeServiceImpl.class b/target/classes/com/hailin/beizhai/service/TypeServiceImpl.class
index 7665b0f..04d37ce 100644
Binary files a/target/classes/com/hailin/beizhai/service/TypeServiceImpl.class and b/target/classes/com/hailin/beizhai/service/TypeServiceImpl.class differ
diff --git a/target/classes/com/hailin/beizhai/web/admin/BlogController.class b/target/classes/com/hailin/beizhai/web/admin/BlogController.class
index f015a09..e2eb3e6 100644
Binary files a/target/classes/com/hailin/beizhai/web/admin/BlogController.class and b/target/classes/com/hailin/beizhai/web/admin/BlogController.class differ
diff --git a/target/classes/templates/admin/blogs.html b/target/classes/templates/admin/blogs.html
index e5ac829..934a45f 100644
--- a/target/classes/templates/admin/blogs.html
+++ b/target/classes/templates/admin/blogs.html
@@ -16,19 +16,21 @@
 <!--中间内容-->
 <div  class="m-container-small m-padded-tb-big">
   <div class="ui container">
-    <form action="#" method="post" class="ui segment form">
+    <div  class="ui secondary segment form">
       <div class="inline fields">
         <div class="field">
           <input type="text" name="title" placeholder="标题">
         </div>
         <div class="field">
           <div class="ui selection dropdown">
-            <input type="hidden" name="type">
+            <input type="hidden" name="typeId">
             <i class="dropdown icon"></i>
             <div class="default text">分类</div>
             <div class="menu">
-              <div class="item" data-value="1">错误日志</div>
+              <div th:each="type : ${types}" class="item" data-value="1" th:data-value="${type.id}" th:text="${type.name}">错误日志</div>
+              <!--/*-->
               <div class="item" data-value="2">开发者手册</div>
+              <!--*/-->
             </div>
           </div>
         </div>
@@ -39,56 +41,57 @@
           </div>
         </div>
         <div class="field">
-          <button class="ui mini teal basic button"><i class="search icon"></i>搜索</button>
+          <button type="button" id="search-btn" class="ui mini teal basic button"><i class="search icon"></i>搜索</button>
         </div>
       </div>
-    </form>
+    </div>
+
+    <!--ajax局部渲染-->
+    <div id="table-container">
+      <table th:fragment="blogList" class="ui compact teal table">
+        <thead>
+        <tr>
+          <th></th>
+          <th>标题</th>
+          <th>类型</th>
+          <th>推荐</th>
+          <th>更新时间</th>
+          <th>操作</th>
+        </tr>
+        </thead>
+        <tbody>
+        <tr th:each="blog,iterSet : ${page.content}">
+          <td th:text="${iterSet.count}">1</td>
+          <td th:text="${blog.title}">刻意练习清单</td>
+          <td th:text="${blog.type.name}">认知升级</td>
+          <td th:text="${blog.commend} ? '是':'否'">是</td>
+          <td th:text="${blog.updateTime}">2017-10-02 09:45</td>
+          <td>
+            <a href="#" th:href="@{/admin/blogs/{id}/input(id=${blogs.id})}" class="ui mini teal basic button">编辑</a>
+            <a href="#" th:href="@{/admin/blogs/{id}/delete(id=${blogs.id})}" class="ui mini red basic button">删除</a>
+          </td>
+        </tr>
+        </tbody>
+        <tfoot>
+        <tr>
+          <th colspan="6">
+            <div class="ui mini pagination menu" th:if="${page.totalPages}>1">
+              <a onclick="page(this)" th:attr="data-page=${page.number}-1" class=" item" th:unless="${page.first}">上一页</a>
+              <a onclick="page(this)" th:attr="data-page=${page.number}+1" class=" item" th:unless="${page.last}">下一页</a>
+            </div>
+            <a href="#" th:href="@{/admin/blogs/input}"  class="ui mini right floated teal basic button">新增</a>
+          </th>
+        </tr>
+        </tfoot>
+      </table>
+    </div>
 
-    <table class="ui celled table">
-      <thead>
-      <tr>
-        <th></th>
-        <th>标题</th>
-        <th>类型</th>
-        <th>推荐</th>
-        <th>更新时间</th>
-        <th>操作</th>
-      </tr>
-      </thead>
-      <tbody>
-      <tr>
-        <td>1</td>
-        <td>刻意练习清单</td>
-        <td>认知升级</td>
-        <td>是</td>
-        <td>2017-10-02 09:45</td>
-        <td>
-          <a href="#" class="ui mini teal basic button">编辑</a>
-          <a href="#" class="ui mini red basic button">删除</a>
-        </td>
-      </tr>
-      </tbody>
-      <tfoot>
-      <tr>
-        <th colspan="6">
-          <div class="ui mini pagination menu">
-            <a class=" item">上一页</a>
-            <a class=" item">下一页</a>
-          </div>
-          <a href="#" class="ui mini right floated teal basic button">新增</a>
-        </th>
-      </tr>
-      </tfoot>
-    </table>
   </div>
 </div>
 
 <br>
 <br>
 
-
-
-
 <!--底部footer-->
 <footer th:replace="admin/_fragments ::footer" class="ui inverted vertical segment m-padded-tb-massive">
 
@@ -99,5 +102,32 @@
 <script src="https://cdn.jsdelivr.net/semantic-ui/2.2.4/semantic.min.js"></script>
 <!--/*/</th:block>/*/-->
 
+<script>
+  $('.menu.toggle').click(function () {
+   $('.m-item').toggleClass('m-mobile-hide');
+  });
+
+  $('.ui.dropdown').dropdown({
+  on : 'hover'
+  });
+
+  function page(obj) {
+    $("[name='page']").val($(obj).data("page"));
+    loaddata();
+  }
+
+  $("#search-btn").click(function (){
+    loaddata();
+  });
+  function loaddata(){
+    $("#table-container").load(/*[[@{/admin/blogs/search}]]*/"/admin/blogs/search",{
+      title : $("[name='title']").val(),
+      typeId : $("[name='typeId']").val(),
+      recommend : $("[name='recommend']").prop('checked'),
+      page : $("[name='page']").val()
+    });
+  }
+
+</script>
 </body>
 </html>
\ No newline at end of file