diff --git a/111.txt.txt b/111.txt.txt
deleted file mode 100644
index e69de29..0000000
diff --git a/121.txt b/121.txt
deleted file mode 100644
index be0ccc2..0000000
--- a/121.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-18lwl_branch
-
-1
\ No newline at end of file
diff --git a/tool--DataUtils.txt b/tool--DataUtils.txt
deleted file mode 100644
index 238b77a..0000000
--- a/tool--DataUtils.txt
+++ /dev/null
@@ -1,79 +0,0 @@
-package net.micode.notes.tool;
-
-// 导入语句
-
-import android.content.ContentProviderOperation;
-import android.content.ContentProviderResult;
-import android.content.ContentResolver;
-import android.content.ContentUris;
-import android.content.OperationApplicationException;
-import android.os.RemoteException;
-import android.util.Log;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-
-/**
- * 笔记数据操作的工具类。
- */
-public class DataUtils {
-
-    // 日志标签
-    public static final String TAG = "DataUtils";
-
-    /**
-     * 批量直接删除多个笔记。
-     *
-     * @param resolver ContentResolver 实例
-     * @param ids      要删除的笔记 ID 的 HashSet
-     * @return 删除是否成功的布尔值
-     */
-    public static boolean batchDeleteNotes(ContentResolver resolver, HashSet<Long> ids) {
-        // 检查传入的 ID 集合是否为空
-        if (ids == null) {
-            Log.d(TAG, "ids 为空");
-            return true;
-        }
-        // 检查传入的 ID 集合是否为空集合
-        if (ids.size() == 0) {
-            Log.d(TAG, "hashset 中没有 ID");
-            return true;
-        }
-
-        // 准备要执行的操作列表
-        ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
-        // 遍历传入的 ID 集合，构建删除操作
-        for (long id : ids) {
-            // 如果是根文件夹，则跳过删除操作
-            if (id == Notes.ID_ROOT_FOLDER) {
-                Log.e(TAG, "不要删除系统文件夹的根目录");
-                continue;
-            }
-            // 构建要执行的删除操作并添加到操作列表中
-            ContentProviderOperation.Builder builder = ContentProviderOperation
-                    .newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));
-            operationList.add(builder.build());
-        }
-        try {
-            // 应用批处理操作
-            ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
-            // 检查批处理结果
-            if (results == null || results.length == 0 || results[0] == null) {
-                Log.d(TAG, "删除笔记失败，ids:" + ids.toString());
-                return false;
-            }
-            // 返回删除成功
-            return true;
-        } catch (RemoteException e) {
-            // 捕获远程异常并记录日志
-            Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
-        } catch (OperationApplicationException e) {
-            // 捕获操作应用异常并记录日志
-            Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
-        }
-        // 删除失败，返回 false
-        return false;
-    }
-
-    // 其他方法使用相似的注释风格...
-}
diff --git a/tool--GTaskStringUtils.txt b/tool--GTaskStringUtils.txt
deleted file mode 100644
index 06a1920..0000000
--- a/tool--GTaskStringUtils.txt
+++ /dev/null
@@ -1,146 +0,0 @@
-package net.micode.notes.tool;
-
-// 这个类定义了一系列静态字符串，主要目的是为了提供 JSON 对象中对应字符串的键（key）。
-// 将这些定义集中写在一个类中，有利于查看和管理，是很好的编程规范。
-
-// 提供了一系列静态字符串，用于 JSON 对象中的键
-public class GTaskStringUtils { 
-
-    // 操作 ID
-    public final static String GTASK_JSON_ACTION_ID = "action_id";
-
-    // 操作列表
-    public final static String GTASK_JSON_ACTION_LIST = "action_list";
-
-    // 操作类型
-    public final static String GTASK_JSON_ACTION_TYPE = "action_type";
-
-    // 创建操作类型
-    public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";
-
-    // 获取全部操作类型
-    public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
-
-    // 移动操作类型
-    public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";
-
-    // 更新操作类型
-    public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";
-
-    // 创建者 ID
-    public final static String GTASK_JSON_CREATOR_ID = "creator_id";
-
-    // 子实体
-    public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";
-
-    // 客户端版本
-    public final static String GTASK_JSON_CLIENT_VERSION = "client_version";
-
-    // 已完成
-    public final static String GTASK_JSON_COMPLETED = "completed";
-
-    // 当前列表 ID
-    public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";
-
-    // 默认列表 ID
-    public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
-
-    // 已删除
-    public final static String GTASK_JSON_DELETED = "deleted";
-
-    // 目标列表
-    public final static String GTASK_JSON_DEST_LIST = "dest_list";
-
-    // 目标父级
-    public final static String GTASK_JSON_DEST_PARENT = "dest_parent";
-
-    // 目标父级类型
-    public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";
-
-    // 实体增量
-    public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";
-
-    // 实体类型
-    public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";
-
-    // 获取已删除
-    public final static String GTASK_JSON_GET_DELETED = "get_deleted";
-
-    // ID
-    public final static String GTASK_JSON_ID = "id";
-
-    // 索引
-    public final static String GTASK_JSON_INDEX = "index";
-
-    // 最后修改时间
-    public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";
-
-    // 最新同步点
-    public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";
-
-    // 列表 ID
-    public final static String GTASK_JSON_LIST_ID = "list_id";
-
-    // 列表
-    public final static String GTASK_JSON_LISTS = "lists";
-
-    // 名称
-    public final static String GTASK_JSON_NAME = "name";
-
-    // 新 ID
-    public final static String GTASK_JSON_NEW_ID = "new_id";
-
-    // 笔记
-    public final static String GTASK_JSON_NOTES = "notes";
-
-    // 父级 ID
-    public final static String GTASK_JSON_PARENT_ID = "parent_id";
-
-    // 前一个兄弟 ID
-    public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";
-
-    // 结果
-    public final static String GTASK_JSON_RESULTS = "results";
-
-    // 源列表
-    public final static String GTASK_JSON_SOURCE_LIST = "source_list";
-
-    // 任务
-    public final static String GTASK_JSON_TASKS = "tasks";
-
-    // 类型
-    public final static String GTASK_JSON_TYPE = "type";
-
-    // 类型 - 组
-    public final static String GTASK_JSON_TYPE_GROUP = "GROUP";
-
-    // 类型 - 任务
-    public final static String GTASK_JSON_TYPE_TASK = "TASK";
-
-    // 用户
-    public final static String GTASK_JSON_USER = "user";
-
-    // MIUI 文件夹前缀
-    public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";
-
-    // 默认文件夹
-    public final static String FOLDER_DEFAULT = "Default";
-
-    // 通话笔记文件夹
-    public final static String FOLDER_CALL_NOTE = "Call_Note";
-
-    // 元数据文件夹
-    public final static String FOLDER_META = "METADATA";
-
-    // 元信息头 - GTask ID
-    public final static String META_HEAD_GTASK_ID = "meta_gid";
-
-    // 元信息头 - 笔记
-    public final static String META_HEAD_NOTE = "meta_note";
-
-    // 元信息头 - 数据
-    public final static String META_HEAD_DATA = "meta_data";
-
-    // 元信息笔记名称
-    public final static String META_NOTE_NAME = "[META INFO] 不要更新和删除";
-}
diff --git a/tool--ResourceParser.txt b/tool--ResourceParser.txt
deleted file mode 100644
index 16a0528..0000000
--- a/tool--ResourceParser.txt
+++ /dev/null
@@ -1,205 +0,0 @@
-package net.micode.notes.tool;
-
-/* 简介：资源解析器，用于获取并在程序中使用资源，例如颜色、图片等。
- * 实现方法：主要依赖于 R.java 类，其中包括：
- * R.id        组件资源引用
- * R.drawable  图片资源（被使用）
- * R.layout    布局资源
- * R.menu      菜单资源
- * R.String    文字资源
- * R.style     主题资源（被使用）
- * 在按顺序设置好相应的 id 后，就可以编写简单的 getXXX 函数获取需要的资源。
- * 
- * 特殊的变量：
- * @BG_DEFAULT_COLOR 默认背景颜色（黄色）
- * BG_DEFAULT_FONT_SIZE 默认字体大小（中等）
- */
-
-public class ResourceParser {
- 
-    // 常量定义不同颜色的标识
-    public static final int YELLOW = 0;
-    public static final int BLUE = 1;
-    public static final int WHITE = 2;
-    public static final int GREEN = 3;
-    public static final int RED = 4;
- 
-    // 默认背景颜色为黄色
-    public static final int BG_DEFAULT_COLOR = YELLOW;
- 
-    // 常量定义不同文本大小的标识
-    public static final int TEXT_SMALL = 0;
-    public static final int TEXT_MEDIUM = 1;
-    public static final int TEXT_LARGE = 2;
-    public static final int TEXT_SUPER = 3;
- 
-    // 默认字体大小为中等
-    public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;
- 
-    // 内部类，定义了笔记背景资源
-    public static class NoteBgResources {
-        // 编辑状态下的背景资源数组
-        private final static int [] BG_EDIT_RESOURCES = new int [] {
-            R.drawable.edit_yellow,
-            R.drawable.edit_blue,
-            R.drawable.edit_white,
-            R.drawable.edit_green,
-            R.drawable.edit_red
-        };
- 
-        // 编辑标题状态下的背景资源数组
-        private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {
-            R.drawable.edit_title_yellow,
-            R.drawable.edit_title_blue,
-            R.drawable.edit_title_white,
-            R.drawable.edit_title_green,
-            R.drawable.edit_title_red
-        };
- 
-        // 获取笔记背景资源
-        public static int getNoteBgResource(int id) {
-            return BG_EDIT_RESOURCES[id];
-        }
- 
-        // 获取笔记标题背景资源
-        public static int getNoteTitleBgResource(int id) {
-            return BG_EDIT_TITLE_RESOURCES[id];
-        }
-    }
-    
-    // 获取默认背景 ID
-    // 若 PREFERENCE_SET_BG_COLOR_KEY 为真，返回随机背景资源 ID，否则返回默认背景颜色
-    public static int getDefaultBgId(Context context) { 
-        if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
-                NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
-            return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
-        } else {
-            return BG_DEFAULT_COLOR;
-        }
-    }
- 
-    // 内部类，定义了笔记项背景资源
-    public static class NoteItemBgResources {
-        // 第一个笔记项背景资源数组
-        private final static int [] BG_FIRST_RESOURCES = new int [] {
-            R.drawable.list_yellow_up,
-            R.drawable.list_blue_up,
-            R.drawable.list_white_up,
-            R.drawable.list_green_up,
-            R.drawable.list_red_up
-        };
- 
-        // 中间笔记项背景资源数组
-        private final static int [] BG_NORMAL_RESOURCES = new int [] {
-            R.drawable.list_yellow_middle,
-            R.drawable.list_blue_middle,
-            R.drawable.list_white_middle,
-            R.drawable.list_green_middle,
-            R.drawable.list_red_middle
-        };
- 
-        // 最后一个笔记项背景资源数组
-        private final static int [] BG_LAST_RESOURCES = new int [] {
-            R.drawable.list_yellow_down,
-            R.drawable.list_blue_down,
-            R.drawable.list_white_down,
-            R.drawable.list_green_down,
-            R.drawable.list_red_down,
-        };
- 
-        // 单独笔记项背景资源数组
-        private final static int [] BG_SINGLE_RESOURCES = new int [] {
-            R.drawable.list_yellow_single,
-            R.drawable.list_blue_single,
-            R.drawable.list_white_single,
-            R.drawable.list_green_single,
-            R.drawable.list_red_single
-        };
- 
-        // 获取第一个笔记项背景资源
-        public static int getNoteBgFirstRes(int id) {
-            return BG_FIRST_RESOURCES[id];
-        }
- 
-        // 获取最后一个笔记项背景资源
-        public static int getNoteBgLastRes(int id) {
-            return BG_LAST_RESOURCES[id];
-        }
- 
-        // 获取单独笔记项背景资源
-        public static int getNoteBgSingleRes(int id) {
-            return BG_SINGLE_RESOURCES[id];
-        }
- 
-        // 获取中间笔记项背景资源
-        public static int getNoteBgNormalRes(int id) {
-            return BG_NORMAL_RESOURCES[id];
-        }
- 
-        // 获取文件夹背景资源
-        public static int getFolderBgRes() {
-            return R.drawable.list_folder;
-        }
-    }
- 
-    // 内部类，定义了小部件背景资源
-    public static class WidgetBgResources {
-        // 2x 小部件背景资源数组
-        private final static int [] BG_2X_RESOURCES = new int [] {
-            R.drawable.widget_2x_yellow,
-            R.drawable.widget_2x_blue,
-            R.drawable.widget_2x_white,
-            R.drawable.widget_2x_green,
-            R.drawable.widget_2x_red,
-        };
- 
-        // 获取 2x 小部件背景资源
-        public static int getWidget2xBgResource(int id) {
-            return BG_2X_RESOURCES[id];
-        }
- 
-        // 4x 小部件背景资源数组
-        private final static int [] BG_4X_RESOURCES = new int [] {
-            R.drawable.widget_4x_yellow,
-            R.drawable.widget_4x_blue,
-            R.drawable.widget_4x_white,
-            R.drawable.widget_4x_green,
-            R.drawable.widget_4x_red
-        };
- 
-        // 获取 4x 小部件背景资源
-        public static int getWidget4xBgResource(int id) {
-            return BG_4X_RESOURCES[id];
-        }
-    }
- 
-    // 内部类，定义了文本外观资源
-    public static class TextAppearanceResources {
-        // 文本外观资源数组
-        private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {
-            R.style.TextAppearanceNormal,
-            R.style.TextAppearanceMedium,
-            R.style.TextAppearanceLarge,
-            R.style.TextAppearanceSuper
-        };
-        
-        // 获取文本外观资源
-        // 若 id 超出资源总数，则返回默认字体大小设置结果
-        public static int getTexAppearanceResource(int id) {
-            /**
-             * HACKME: Fix bug of store the resource id in shared preference.
-             * The id may larger than the length of resources, in this case,
-             * return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE}
-             */
-            if (id >= TEXTAPPEARANCE_RESOURCES.length) {
-                return BG_DEFAULT_FONT_SIZE;
-            }
-            return TEXTAPPEARANCE_RESOURCES[id];
-        }
- 
-        // 获取资源数组大小
-        public static int getResourcesSize() {
-            return TEXTAPPEARANCE_RESOURCES.length;
-        }
-    }
-}
diff --git a/tools--BackupUtils.txt b/tools--BackupUtils.txt
deleted file mode 100644
index af40b4e..0000000
--- a/tools--BackupUtils.txt
+++ /dev/null
@@ -1,251 +0,0 @@
-package net.micode.notes.tool;
-
-// 导入必要的类
-import android.content.Context;
-import android.database.Cursor;
-import android.os.Environment;
-import android.text.TextUtils;
-import android.text.format.DateFormat;
-import android.util.Log;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.PrintStream;
-
-// 备份工具类
-public class BackupUtils {
-    private static final String TAG = "BackupUtils";
-
-    // 单例实例
-    private static BackupUtils sInstance;
-
-    // 获取实例的静态方法，确保在整个应用程序中只有一个实例存在
-    public static synchronized BackupUtils getInstance(Context context) {
-        if (sInstance == null) {
-            sInstance = new BackupUtils(context);
-        }
-        return sInstance;
-    }
-
-    // 数据导出类
-    private TextExport mTextExport;
-
-    // 私有构造函数
-    private BackupUtils(Context context) {
-        mTextExport = new TextExport(context);
-    }
-
-    // 检查外部存储是否可用
-    private static boolean externalStorageAvailable() {
-        return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
-    }
-
-    // 导出数据到文本文件
-    public int exportToText() {
-        return mTextExport.exportToText();
-    }
-
-    // 获取导出的文本文件名
-    public String getExportedTextFileName() {
-        return mTextExport.mFileName;
-    }
-
-    // 获取导出的文本文件目录
-    public String getExportedTextFileDir() {
-        return mTextExport.mFileDirectory;
-    }
-
-    // 内部私有类，负责文本导出功能
-    private static class TextExport {
-        // 笔记和数据表的投影
-        private static final String[] NOTE_PROJECTION = {
-                NoteColumns.ID,
-                NoteColumns.MODIFIED_DATE,
-                NoteColumns.SNIPPET,
-                NoteColumns.TYPE
-        };
-
-        private static final String[] DATA_PROJECTION = {
-                DataColumns.CONTENT,
-                DataColumns.MIME_TYPE,
-                DataColumns.DATA1,
-                DataColumns.DATA2,
-                DataColumns.DATA3,
-                DataColumns.DATA4,
-        };
-
-        // 笔记和数据表的列索引
-        private static final int NOTE_COLUMN_ID = 0;
-        private static final int NOTE_COLUMN_MODIFIED_DATE = 1;
-        private static final int NOTE_COLUMN_SNIPPET = 2;
-        private static final int DATA_COLUMN_CONTENT = 0;
-        private static final int DATA_COLUMN_MIME_TYPE = 1;
-        private static final int DATA_COLUMN_CALL_DATE = 2;
-        private static final int DATA_COLUMN_PHONE_NUMBER = 4;
-
-        // 文本格式数组
-        private final String[] TEXT_FORMAT;
-        private static final int FORMAT_FOLDER_NAME = 0;
-        private static final int FORMAT_NOTE_DATE = 1;
-        private static final int FORMAT_NOTE_CONTENT = 2;
-
-        // 上下文和文件名变量
-        private Context mContext;
-        private String mFileName;
-        private String mFileDirectory;
-
-        // 构造函数
-        public TextExport(Context context) {
-            TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);
-            mContext = context;
-            mFileName = "";
-            mFileDirectory = "";
-        }
-
-        // 获取文本格式字符串
-        private String getFormat(int id) {
-            return TEXT_FORMAT[id];
-        }
-
-        // 导出文件夹到文本
-        private void exportFolderToText(String folderId, PrintStream ps) {
-            // 查询文件夹下的笔记
-            Cursor notesCursor = mContext.getContentResolver().query(Notes.CONTENT_NOTE_URI,
-                    NOTE_PROJECTION, NoteColumns.PARENT_ID + "=?", new String[] {
-                        folderId
-                    }, null);
-
-            // 如果存在笔记，则导出
-            if (notesCursor != null) {
-                if (notesCursor.moveToFirst()) {
-                    do {
-                        ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
-                                mContext.getString(R.string.format_datetime_mdhm),
-                                notesCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
-                        String noteId = notesCursor.getString(NOTE_COLUMN_ID);
-                        exportNoteToText(noteId, ps);
-                    } while (notesCursor.moveToNext());
-                }
-                notesCursor.close();
-            }
-        }
-
-        // 导出笔记到文本
-        private void exportNoteToText(String noteId, PrintStream ps) {
-            Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI,
-                    DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] {
-                        noteId
-                    }, null);
-
-            if (dataCursor != null) {
-                if (dataCursor.moveToFirst()) {
-                    do {
-                        // 导出笔记内容
-                        String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);
-                        if (DataConstants.CALL_NOTE.equals(mimeType)) {
-                            // 导出电话笔记内容
-                            // ...
-                        } else if (DataConstants.NOTE.equals(mimeType)) {
-                            // 导出普通笔记内容
-                            // ...
-                        }
-                    } while (dataCursor.moveToNext());
-                }
-                dataCursor.close();
-            }
-        }
-
-        // 导出到文本文件的主方法
-        public int exportToText() {
-            // 检查外部存储是否可用
-            if (!externalStorageAvailable()) {
-                Log.d(TAG, "Media was not mounted");
-                return STATE_SD_CARD_UNMOUONTED;
-            }
-
-            // 获取文本文件打印流
-            PrintStream ps = getExportToTextPrintStream();
-            if (ps == null) {
-                Log.e(TAG, "get print stream error");
-                return STATE_SYSTEM_ERROR;
-            }
-
-            // 导出文件夹和笔记到文本文件
-            // ...
-
-            return STATE_SUCCESS;
-        }
-
-        // 获取导出到文本文件的打印流
-        private PrintStream getExportToTextPrintStream() {
-            // 生成文件
-            File file = generateFileMountedOnSDcard(mContext, R.string.file_path,
-                    R.string.file_name_txt_format);
-            if (file == null) {
-                Log.e(TAG, "create file to exported failed");
-                return null;
-            }
-            mFileName = file.getName();
-            mFileDirectory = mContext.getString(R.string.file_path);
-            PrintStream ps = null;
-            try {
-                FileOutputStream fos = new FileOutputStream(file);
-                ps = new PrintStream(fos);
-            } catch (FileNotFoundException e) {
-                e.printStackTrace();
-                return null;
-            } catch (NullPointerException e) {
-                e.printStackTrace();
-                return null;
-            }
-            return ps;
-        }
-    }
-
-    // 导出状态常量
-    public static final int STATE_SD_CARD_UNMOUONTED = 0;
-    public static final int STATE_SUCCESS = 4;
-    public static final int STATE_SYSTEM_ERROR = 3;
-
-    // 构造导出工具
-    public BackupUtils(Context context) {
-        mTextExport = new TextExport(context);
-    }
-
-    // 外部存储是否可用
-    private static boolean externalStorageAvailable
-    // 外部存储是否可用
-    private static boolean externalStorageAvailable() {
-        return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
-    }
-
-    // 生成文件存储在SD卡上
-    private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) {
-        StringBuilder sb = new StringBuilder();
-        sb.append(Environment.getExternalStorageDirectory()); // 获取SD卡路径
-        sb.append(context.getString(filePathResId)); // 获取文件路径
-        File filedir = new File(sb.toString()); // 创建文件路径对象
-        sb.append(context.getString(
-                fileNameFormatResId,
-                DateFormat.format(context.getString(R.string.format_date_ymd),
-                        System.currentTimeMillis())));
-        File file = new File(sb.toString());
-
-        try {
-            if (!filedir.exists()) {
-                filedir.mkdir(); // 如果路径不存在，则创建路径
-            }
-            if (!file.exists()) {
-                file.createNewFile(); // 如果文件不存在，则创建文件
-            }
-            return file;
-        } catch (SecurityException e) {
-            e.printStackTrace();
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-        return null;
-    }
-}
diff --git a/小米便签开源代码阅读-精读报告_陈彬洋.docx b/小米便签开源代码阅读-精读报告_陈彬洋.docx
deleted file mode 100644
index d00cd74..0000000
Binary files a/小米便签开源代码阅读-精读报告_陈彬洋.docx and /dev/null differ
diff --git a/测试1.txt b/测试1.txt
deleted file mode 100644
index ba0d7cf..0000000
--- a/测试1.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-18cby_branch
-测试111