支持下redis缓存

--听一首歌，回忆一段往事

len-core/src/main/java/com/len/redis/RedisService.java

@@ -0,0 +1,99 @@
+package com.len.redis;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @author zhuxiaomeng
+ * @date 2018/11/24.
+ * @email 154040976@qq.com
+ */
+@Service
+public class RedisService {
+
+    @Autowired
+    private StringRedisTemplate stringRedisTemplate;
+
+    @Autowired
+    private RedisTemplate<Object, Object> redisTemplate;
+
+    @Resource(name = "stringRedisTemplate")
+    private ValueOperations<String, String> valueOps;
+
+    @Resource(name = "redisTemplate")
+    private ValueOperations<Object, Object> valOpsObj;
+
+    @Value("${redis.prefix}")
+    private String prefix;
+
+    /**
+     * 获取缓存字符串 根据key
+     *
+     * @param key 字符串key
+     * @return value
+     */
+    public String get(String key) {
+        key = prefix + key;
+        return valueOps.get(key);
+    }
+
+    /**
+     * set value and  cache timeout by str key
+     *
+     * @param key    字符串key
+     * @param value  字符串value
+     * @param second 过期时间 单位 秒
+     */
+    public void set(String key, String value, Long second) {
+        key = prefix + key;
+        valueOps.set(key, value, second,TimeUnit.SECONDS);
+    }
+
+    /**
+     * get object value by key
+     *
+     * @param key obj key
+     * @return obj value
+     */
+    public Object getObj(Object key) {
+        key = prefix + key.toString();
+        return valOpsObj.get(key);
+    }
+
+    /**
+     * set value by key
+     *
+     * @param key    obj key
+     * @param value  obj value
+     * @param second 过期时间 单位户 秒
+     */
+    public void setObj(Object key, Object value, Long second) {
+        key = prefix + key.toString();
+        valOpsObj.set(key, value, second,TimeUnit.SECONDS);
+    }
+
+    /**
+     * delete by key
+     *
+     * @param key key
+     */
+    public void del(String key) {
+        stringRedisTemplate.delete(prefix + key);
+    }
+
+    /**
+     * delete by key
+     *
+     * @param key obj key
+     */
+    public void delObj(Object key) {
+        redisTemplate.delete(prefix + key.toString());
+    }
+}

len-web/src/main/java/test/BootTest.java

@@ -2,6 +2,7 @@ package test;
 
 import com.len.Application;
 import com.len.entity.SysUser;
+import com.len.redis.RedisService;
 import com.len.service.SysUserService;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -23,11 +24,24 @@ public class BootTest {
     @Autowired
     SysUserService userService;
 
+    @Autowired
+    RedisService redisService;
+
     @Test
     public void testStartJob() throws Exception {
         //12
-    SysUser user=userService.selectByPrimaryKey("2211fec3e17c11e795ed201a068c6482");
+        SysUser user = userService.selectByPrimaryKey("2211fec3e17c11e795ed201a068c6482");
         System.out.println(user.getUsername());
     }
 
+    @Test
+    public void redisTest() throws InterruptedException {
+        redisService.set("str", "你好 世界", 10L);
+        String str = redisService.get("str");
+        System.out.println("value:" + str);
+        Thread.sleep(1000 * 10L);
+        System.out.println("value:" + redisService.get("str"));
+
+    }
+
 }

len-web/src/main/resources/application-mysql-dev.yml

@@ -32,6 +32,9 @@ spring:
       client:
         prefer-ip: true
       url: http://localhost:8082
+  redis:
+    host: 127.0.0.1
+    port: 6379
 
 mybatis:
     type-aliases-package: com.len.entity
@@ -65,3 +68,6 @@ logging:
     com.len.mapper: debug
 
 dataType: mysql
+
+redis:
+  prefix: len_

len-web/src/main/resources/application-prod.yml

@@ -31,6 +31,9 @@ spring:
       client:
         prefer-ip: true
       url: http://localhost:8082
+  redis:
+      host: 127.0.0.1
+      port: 6379
 
 mybatis:
     type-aliases-package: com.len.entity
@@ -58,3 +61,6 @@ logging:
 filePath: ./file/
 
 imagePath: ./image/
+
+redis:
+  prefix: len_

pom.xml

@@ -93,6 +93,11 @@
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-starter-logging</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-data-redis</artifactId>
+      <version>2.0.1.RELEASE</version>
+    </dependency>
 
     <!-- <dependency>
        <groupId>org.springframework.boot</groupId>