diff --git a/libsearch/index/chinesecharacterstopinyin.cpp b/libsearch/index/chinesecharacterstopinyin.cpp
deleted file mode 100644
index abb7416..0000000
--- a/libsearch/index/chinesecharacterstopinyin.cpp
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "chinesecharacterstopinyin.h"
-
-chineseCharactersToPinyin::chineseCharactersToPinyin(QObject *parent) : QObject(parent)
-{
-    map = loadHanziTable("://index/pinyinWithoutTone.txt");
-}
-
-
diff --git a/libsearch/index/chinesecharacterstopinyin.h b/libsearch/index/chinesecharacterstopinyin.h
deleted file mode 100644
index d3e2c89..0000000
--- a/libsearch/index/chinesecharacterstopinyin.h
+++ /dev/null
@@ -1,56 +0,0 @@
-#ifndef CHINESECHARACTERSTOPINYIN_H
-#define CHINESECHARACTERSTOPINYIN_H
-
-#include <QObject>
-#include <QMap>
-#include <QFile>
-
-class chineseCharactersToPinyin : public QObject
-{
-    Q_OBJECT
-public:
-    explicit chineseCharactersToPinyin(QObject *parent = nullptr);
-    static QString find(const QString &hanzi)
-    {
-        static QMap<QString, QStringList> map = loadHanziTable("://index/pinyinWithoutTone.txt");
-//        static QMap<QString, QStringList> map;
-        QString output;
-        QStringList stringList = hanzi.split("");
-
-        /* 遍历查找汉字-拼音对照表的内容并将汉字替换为拼音 */
-        for (const QString &str : stringList) {
-            if (map.contains(str))
-                output += map[str].first();
-            else
-                output += str;
-        }
-
-        return output;
-    }
-
-Q_SIGNALS:
-private:
-    static QMap<QString, QStringList> map;
-    /* 加载汉字对照表 */
-    static QMap<QString, QStringList> loadHanziTable(const QString &fileName)
-    {
-        QMap<QString, QStringList> map;
-        QFile file(fileName);
-        if (!file.open(QFile::ReadOnly | QFile::Text)) {
-            qDebug("File: '%s' open failed!", file.fileName().toStdString().c_str());
-            return map;
-        }
-
-        /* 读取汉字对照表文件并转换为QMap存储 */
-        while(!file.atEnd()) {
-            QString content = QString::fromUtf8(file.readLine());
-            map[content.split(" ").last().trimmed()] = content.split(" ").first().split(",");
-        }
-
-        file.close();
-
-        return map;
-    }
-};
-
-#endif // CHINESECHARACTERSTOPINYIN_H
diff --git a/libsearch/index/index-generator.cpp b/libsearch/index/index-generator.cpp
index c6ffd59..de5ce64 100644
--- a/libsearch/index/index-generator.cpp
+++ b/libsearch/index/index-generator.cpp
@@ -5,7 +5,6 @@
 #include "chinese-segmentation.h"
 #include "file-utils.h"
 #include "index-generator.h"
-#include "chinesecharacterstopinyin.h"
 #include "global-settings.h"
 
 #include <QtConcurrent>
diff --git a/libsearch/index/index.pri b/libsearch/index/index.pri
index 2f14d4e..a8345be 100644
--- a/libsearch/index/index.pri
+++ b/libsearch/index/index.pri
@@ -1,30 +1,24 @@
 INCLUDEPATH += $$PWD
 
 HEADERS += \
-#    $$PWD/chinesecharacterstopinyin.h \
     $$PWD/document.h \
     $$PWD/filetypefilter.h \
     $$PWD/file-reader.h \
     $$PWD/first-index.h \
     $$PWD/index-generator.h \
-#    $$PWD/inotify-manager.h \
     $$PWD/inotify-index.h \
     $$PWD/traverse_bfs.h \
-#    $$PWD/text-content-indexer.h \
     $$PWD/file-searcher.h \
     $$PWD/ukui-search-qdbus.h
 
 SOURCES += \
-#    $$PWD/chinesecharacterstopinyin.cpp \
     $$PWD/document.cpp \
     $$PWD/filetypefilter.cpp \
     $$PWD/file-reader.cpp \
     $$PWD/first-index.cpp \
     $$PWD/index-generator.cpp \
-#    $$PWD/inotify-manager.cpp \
     $$PWD/inotify-index.cpp \
     $$PWD/traverse_bfs.cpp \
-#    $$PWD/text-content-indexer.cpp \
     $$PWD/file-searcher.cpp \
     $$PWD/ukui-search-qdbus.cpp
 
diff --git a/libsearch/index/inotify-manager.cpp b/libsearch/index/inotify-manager.cpp
deleted file mode 100644
index 909afa5..0000000
--- a/libsearch/index/inotify-manager.cpp
+++ /dev/null
@@ -1,226 +0,0 @@
-#include "inotify-manager.h"
-#include "index-generator.h"
-#include "messagelist-manager.h"
-
-bool InotifyManager::Traverse_BFS(const QString& path, int autoSendMessageLength){
-    qDebug() << "BFS start-----------------------------";
-    this->mlm->SetAutoSendMessageLength(autoSendMessageLength);
-    QQueue<QString> bfs;
-    bfs.enqueue(path);
-    QFileInfoList list;
-    QDir dir;
-    dir.setFilter(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot);
-    dir.setSorting(QDir::DirsFirst);
-    while (!bfs.empty()) {
-        dir.setPath(bfs.dequeue());
-        list = dir.entryInfoList();
-        for (auto i : list){
-//            qDebug() << i.absoluteFilePath();
-            if (i.isDir()){
-                AddWatch(i.absoluteFilePath());
-                bfs.enqueue(i.absoluteFilePath());
-            }
-            else{
-                this->mlm->AddMessage(i.absoluteFilePath());
-                //continue;
-            }
-        }
-    }
-    this->mlm->SendMessage();
-    qDebug() << "BFS end-----------------------------";
-    return true;
-}
-
-
-//the DFS method is aborted
-bool InotifyManager::Traverse_DFS(const QString& path, const bool& CREATORDELETE){
-
-    QDir dir(path);
-    if (!dir.exists()) {
-        return false;
-    }
-    dir.setFilter(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot);
-    dir.setSorting(QDir::DirsFirst);
-    QFileInfoList list = dir.entryInfoList();
-    int i = 0;
-    do {
-        if(list.size()==0){
-            break;
-        }
-        QFileInfo fileInfo = list.at(i);
-        bool bisDir = fileInfo.isDir();
-        if (fileInfo.fileName().at(0) != '.'){
-            if (bisDir) {
-                //                qDebug() << QString("Path: %0/%1")
-                //                         .arg(fileInfo.path())
-                //                         .arg(fileInfo.fileName());
-                qDebug() << "inotify-manager traverse: " << fileInfo.filePath();
-                if (CREATORDELETE){
-                    AddWatch(fileInfo.filePath());
-                }
-                Traverse_DFS(fileInfo.filePath(), CREATORDELETE);
-                if (!CREATORDELETE){
-                    RemoveWatch(fileInfo.filePath());
-                }
-            } else {
-                //                qDebug() << QString("File: %0/%1")
-                //                         .arg(fileInfo.path())
-                //                         .arg(fileInfo.fileName());
-                //IndexGenerator::getInstance()->creatAllIndex(new QStringList(fileInfo.filePath()));
-
-            }
-        }
-        i++;
-    } while (i < list.size());
-    return true;
-}
-
-bool InotifyManager::AddWatch(const QString &path){
-    //m_fd = inotify_init();
-//    qDebug() << "m_fd: " <<m_fd;
-    //int ret = inotify_add_watch(m_fd, path.toStdString().c_str(), IN_ALL_EVENTS);
-    int ret = inotify_add_watch(m_fd, path.toStdString().c_str(), (IN_MOVED_FROM | IN_MOVED_TO | IN_CREATE | IN_DELETE));
-    Q_ASSERT(ret!=-1);
-    if (ret == -1) {
-        qDebug() << "AddWatch error:" << path;
-        return false;
-    }
-    currentPath[ret] = path;
-    qDebug() << "ret: " <<ret;
-    qDebug() << "Watch:" << path;
-    return true;
-}
-
-//暂时没用
-bool InotifyManager::AddWatchList(const QStringList &paths){
-    m_fd = inotify_init();
-    qDebug() << "m_fd----------->" <<m_fd;
-    for (const QString& p:paths) {
-        int ret = inotify_add_watch(m_fd, p.toStdString().c_str(), IN_ALL_EVENTS);
-        if (ret == -1) {
-            return false;
-        }
-    }
-    return true;
-}
-
-bool InotifyManager::RemoveWatch(const QString &path){
-    int ret = inotify_rm_watch(m_fd, currentPath.key(path));
-    if (ret){
-        qDebug() << "remove path error";
-        return false;
-    }
-//    qDebug() << "remove path: " << path;
-
-    for (QMap<int, QString>::Iterator i = currentPath.begin(); i != currentPath.end();){
-        if (i.value().length() > path.length()){
-            if (i.value().mid(0, path.length()) == path){
-                qDebug() << i.value();
-                /*--------------------------------*/
-                //在此调用删除索引
-                IndexGenerator::getInstance()->deleteAllIndex(new QStringList(path));
-                /*--------------------------------*/
-                currentPath.erase(i++);
-            }
-            else{
-                i++;
-            }
-        }
-        else{
-            i++;
-        }
-    }
-    qDebug() << path;
-    //这个貌似不用删，先mark一下
-    //currentPath.remove(currentPath.key(path));
-    return true;
-}
-
-void InotifyManager::run(){
-
-    char * p;
-    char buf[BUF_LEN] __attribute__((aligned(8)));
-
-    ssize_t numRead;
-
-    for (;;) { /* Read events forever */
-        numRead = read(m_fd, buf, BUF_LEN);
-        if (numRead == 0) {
-            qDebug() << "read() from inotify fd returned 0!";
-        }
-        if (numRead == -1) {
-            qDebug() << "read";
-        }
-        qDebug() << "Read " << numRead << " bytes from inotify fd";
-
-        /* Process all of the events in buffer returned by read() */
-
-        for (p = buf; p < buf + numRead;) {
-            struct inotify_event * event = reinterpret_cast<inotify_event *>(p);
-            if(event->name[0] != '.'){
-//            if(true){
-                //这个位运算不要在意，只是懒得把文件夹、文件和事件排列组合了,只是看一下事件的类型
-                qDebug() << "Read Event: " << num2string[(event->mask & 0x0000ffff)] << currentPath[event->wd] << QString(event->name) << event->cookie << event->wd;
-                //num2string[event->mask & 0x0000ffff]
-                IndexGenerator::getInstance()->creatAllIndex(new QStringList(currentPath[event->wd] + event->name));
-
-                /*--------------------------------*/
-
-                //传创建或移动过来的文件路径
-                if((event->mask & IN_CREATE) | (event->mask & IN_MOVED_TO)){
-                    //添加监视要先序遍历，先添加top节点
-                    if (event->mask & IN_ISDIR){
-                        AddWatch(currentPath[event->wd] + '/' + event->name);
-                        Traverse_BFS(currentPath[event->wd] + '/' + event->name);
-                    }
-                    else {
-                        //IndexGenerator::getInstance()->creatAllIndex(new QStringList(currentPath[event->wd] + '/' + event->name));
-                        this->mlm->AddMessage(currentPath[event->wd] + '/' + event->name);
-                        this->mlm->SendMessage();
-                    }
-                }
-                else if((event->mask & IN_DELETE) | (event->mask & IN_MOVED_FROM)){
-                    if (event->mask & IN_ISDIR){
-                        RemoveWatch(currentPath[event->wd] + '/' + event->name);
-                    }
-                    else {
-                        //这里调用删除索引
-                        this->mlm->AddMessage(currentPath[event->wd] + '/' + event->name);
-                        this->mlm->SendDeleteMessage();
-//                        IndexGenerator::getInstance()->deleteAllIndex(new QStringList(currentPath[event->wd] + '/' + event->name));
-                    }
-                }
-                /*--------------------------------*/
-            }
-            p += sizeof(struct inotify_event) + event->len;
-        }
-    }
-}
-
-
-InotifyManager::InotifyManager()
-{
-
-    m_fd = inotify_init();
-    qDebug() << "m_fd----------->" <<m_fd;
-    num2string.insert(IN_ACCESS, "IN_ACCESS");
-    num2string.insert(IN_MODIFY, "IN_MODIFY");
-    num2string.insert(IN_ATTRIB, "IN_ATTRIB");
-    num2string.insert(IN_CLOSE_WRITE, "IN_CLOSE_WRITE");
-    num2string.insert(IN_CLOSE_NOWRITE, "IN_CLOSE_NOWRITE");
-    num2string.insert(IN_CLOSE, "IN_CLOSE");
-    num2string.insert(IN_OPEN, "IN_OPEN");
-    num2string.insert(IN_MOVED_FROM, "IN_MOVED_FROM");
-    num2string.insert(IN_MOVED_TO, "IN_MOVED_TO");
-    num2string.insert(IN_MOVE, "IN_MOVE");
-    num2string.insert(IN_CREATE, "IN_CREATE");
-    num2string.insert(IN_DELETE, "IN_DELETE");
-    num2string.insert(IN_DELETE_SELF, "IN_DELETE_SELF");
-    num2string.insert(IN_MOVE_SELF, "IN_MOVE_SELF");
-    num2string.insert(IN_UNMOUNT, "IN_UNMOUNT");
-    num2string.insert(IN_Q_OVERFLOW, "IN_Q_OVERFLOW");
-    num2string.insert(IN_IGNORED, "IN_IGNORED");
-    this->mlm = new MessageListManager();
-    return;
-
-}
diff --git a/libsearch/index/inotify-manager.h b/libsearch/index/inotify-manager.h
deleted file mode 100644
index b50d4e8..0000000
--- a/libsearch/index/inotify-manager.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef INOTIFYMANAGER_H
-#define INOTIFYMANAGER_H
-
-#include <QObject>
-#include <QThread>
-#include <unistd.h>
-#include <sys/inotify.h>
-#include <QDebug>
-#include <QDir>
-#include <QQueue>
-#include "messagelist-manager.h"
-//#define EVENT_NUM 12
-#define BUF_LEN 1024
-
-
-class InotifyManager : public QThread
-{
-    Q_OBJECT
-public:
-    explicit InotifyManager();
-    //the DFS method is aborted
-    bool Traverse_DFS(const QString&, const bool&);//true->create, false->delete
-    bool Traverse_BFS(const QString&, int autoSendMessageLength = 80000);
-    //typedef bool (*AddWatch)(const QString&);
-    //AddWatch cmp;
-
-    bool AddWatch(const QString&);
-    bool AddWatchList(const QStringList&);
-    bool RemoveWatch(const QString&);
-
-protected:
-    void run() override;
-private:
-    QString *m_watch_path;
-    int m_fd;
-    QMap<int, QString> currentPath;
-    QMap<int, QString> num2string;
-    MessageListManager* mlm;
-
-};
-
-void testTraverse(void);
-
-#endif // INOTIFYMANAGER_H
diff --git a/libsearch/index/text-content-indexer.cpp b/libsearch/index/text-content-indexer.cpp
deleted file mode 100644
index b99ad34..0000000
--- a/libsearch/index/text-content-indexer.cpp
+++ /dev/null
@@ -1,38 +0,0 @@
-#include "text-content-indexer.h"
-#include <QFile>
-#include <QFileInfo>
-#include <QTextStream>
-#include <QDebug>
-
-TextContentIndexer::TextContentIndexer(QObject *parent) : QObject(parent)
-{
-
-}
-
-void TextContentIndexer::creatContentdata()
-{
-
-}
-
-void TextContentIndexer::setFileList(QStringList *filelist)
-{
-    m_file_list = filelist;
-}
-
-void TextContentIndexer::begin()
-{
-
-}
-
-bool TextContentIndexer::getPlaintextFileContent(QString path)
-{
-    QFile file(path);
-    if(!file.open(QIODevice::ReadOnly))
-        return false;
-
-    QTextStream *stream = new QTextStream(&file);
-    QString content = stream->readAll();
-    qDebug()<<content;
-    return true;
-
-}
diff --git a/libsearch/index/text-content-indexer.h b/libsearch/index/text-content-indexer.h
deleted file mode 100644
index d87cd67..0000000
--- a/libsearch/index/text-content-indexer.h
+++ /dev/null
@@ -1,29 +0,0 @@
-#ifndef TEXTCONTENTINDEXER_H
-#define TEXTCONTENTINDEXER_H
-
-#include "document.h"
-#include <QObject>
-#include <QStringList>
-#include <QString>
-
-class TextContentIndexer : public QObject
-{
-    Q_OBJECT
-public:
-    explicit TextContentIndexer(QObject *parent = nullptr);
-    void setFileList(QStringList *filelist);
-    void begin();
-    bool getPlaintextFileContent(QString path);
-Q_SIGNALS:
-    bool finish();
-private:
-    void creatContentdata();
-    QStringList *m_file_list;
-    Document *m_current_document;
-
-
-Q_SIGNALS:
-
-};
-
-#endif // TEXTCONTENTINDEXER_H