diff --git a/app/src/main/java/cc/niushuai/project/devcontrol/db/greendao/gen/CommandExtDao.java b/app/src/main/java/cc/niushuai/project/devcontrol/db/greendao/gen/CommandExtDao.java
deleted file mode 100644
index ed606dd..0000000
--- a/app/src/main/java/cc/niushuai/project/devcontrol/db/greendao/gen/CommandExtDao.java
+++ /dev/null
@@ -1,190 +0,0 @@
-package cc.niushuai.project.devcontrol.db.greendao.gen;
-
-import android.database.Cursor;
-import android.database.sqlite.SQLiteStatement;
-
-import org.greenrobot.greendao.AbstractDao;
-import org.greenrobot.greendao.Property;
-import org.greenrobot.greendao.internal.DaoConfig;
-import org.greenrobot.greendao.database.Database;
-import org.greenrobot.greendao.database.DatabaseStatement;
-
-import cc.niushuai.project.devcontrol.db.entity.CommandExt;
-
-// THIS CODE IS GENERATED BY greenDAO, DO NOT EDIT.
-/** 
- * DAO for table "tb_dc_command_ext".
-*/
-public class CommandExtDao extends AbstractDao<CommandExt, Long> {
-
-    public static final String TABLENAME = "tb_dc_command_ext";
-
-    /**
-     * Properties of entity CommandExt.<br/>
-     * Can be used for QueryBuilder and for referencing column names.
-     */
-    public static class Properties {
-        public final static Property Id = new Property(0, Long.class, "id", true, "_id");
-        public final static Property DeviceId = new Property(1, Long.class, "deviceId", false, "DEVICE_ID");
-        public final static Property Command = new Property(2, String.class, "command", false, "COMMAND");
-        public final static Property Order = new Property(3, Integer.class, "order", false, "ORDER");
-        public final static Property Remark = new Property(4, String.class, "remark", false, "REMARK");
-        public final static Property CreateTime = new Property(5, String.class, "createTime", false, "CREATE_TIME");
-    }
-
-
-    public CommandExtDao(DaoConfig config) {
-        super(config);
-    }
-    
-    public CommandExtDao(DaoConfig config, DaoSession daoSession) {
-        super(config, daoSession);
-    }
-
-    /** Creates the underlying database table. */
-    public static void createTable(Database db, boolean ifNotExists) {
-        String constraint = ifNotExists? "IF NOT EXISTS ": "";
-        db.execSQL("CREATE TABLE " + constraint + "\"tb_dc_command_ext\" (" + //
-                "\"_id\" INTEGER PRIMARY KEY ," + // 0: id
-                "\"DEVICE_ID\" INTEGER," + // 1: deviceId
-                "\"COMMAND\" TEXT," + // 2: command
-                "\"ORDER\" INTEGER," + // 3: order
-                "\"REMARK\" TEXT," + // 4: remark
-                "\"CREATE_TIME\" TEXT);"); // 5: createTime
-        // Add Indexes
-        db.execSQL("CREATE INDEX " + constraint + "IDX_tb_dc_command_ext__id ON \"tb_dc_command_ext\"" +
-                " (\"_id\" ASC);");
-        db.execSQL("CREATE INDEX " + constraint + "IDX_tb_dc_command_ext_DEVICE_ID ON \"tb_dc_command_ext\"" +
-                " (\"DEVICE_ID\" ASC);");
-    }
-
-    /** Drops the underlying database table. */
-    public static void dropTable(Database db, boolean ifExists) {
-        String sql = "DROP TABLE " + (ifExists ? "IF EXISTS " : "") + "\"tb_dc_command_ext\"";
-        db.execSQL(sql);
-    }
-
-    @Override
-    protected final void bindValues(DatabaseStatement stmt, CommandExt entity) {
-        stmt.clearBindings();
- 
-        Long id = entity.getId();
-        if (id != null) {
-            stmt.bindLong(1, id);
-        }
- 
-        Long deviceId = entity.getDeviceId();
-        if (deviceId != null) {
-            stmt.bindLong(2, deviceId);
-        }
- 
-        String command = entity.getCommand();
-        if (command != null) {
-            stmt.bindString(3, command);
-        }
- 
-        Integer order = entity.getOrder();
-        if (order != null) {
-            stmt.bindLong(4, order);
-        }
- 
-        String remark = entity.getRemark();
-        if (remark != null) {
-            stmt.bindString(5, remark);
-        }
- 
-        String createTime = entity.getCreateTime();
-        if (createTime != null) {
-            stmt.bindString(6, createTime);
-        }
-    }
-
-    @Override
-    protected final void bindValues(SQLiteStatement stmt, CommandExt entity) {
-        stmt.clearBindings();
- 
-        Long id = entity.getId();
-        if (id != null) {
-            stmt.bindLong(1, id);
-        }
- 
-        Long deviceId = entity.getDeviceId();
-        if (deviceId != null) {
-            stmt.bindLong(2, deviceId);
-        }
- 
-        String command = entity.getCommand();
-        if (command != null) {
-            stmt.bindString(3, command);
-        }
- 
-        Integer order = entity.getOrder();
-        if (order != null) {
-            stmt.bindLong(4, order);
-        }
- 
-        String remark = entity.getRemark();
-        if (remark != null) {
-            stmt.bindString(5, remark);
-        }
- 
-        String createTime = entity.getCreateTime();
-        if (createTime != null) {
-            stmt.bindString(6, createTime);
-        }
-    }
-
-    @Override
-    public Long readKey(Cursor cursor, int offset) {
-        return cursor.isNull(offset + 0) ? null : cursor.getLong(offset + 0);
-    }    
-
-    @Override
-    public CommandExt readEntity(Cursor cursor, int offset) {
-        CommandExt entity = new CommandExt( //
-            cursor.isNull(offset + 0) ? null : cursor.getLong(offset + 0), // id
-            cursor.isNull(offset + 1) ? null : cursor.getLong(offset + 1), // deviceId
-            cursor.isNull(offset + 2) ? null : cursor.getString(offset + 2), // command
-            cursor.isNull(offset + 3) ? null : cursor.getInt(offset + 3), // order
-            cursor.isNull(offset + 4) ? null : cursor.getString(offset + 4), // remark
-            cursor.isNull(offset + 5) ? null : cursor.getString(offset + 5) // createTime
-        );
-        return entity;
-    }
-     
-    @Override
-    public void readEntity(Cursor cursor, CommandExt entity, int offset) {
-        entity.setId(cursor.isNull(offset + 0) ? null : cursor.getLong(offset + 0));
-        entity.setDeviceId(cursor.isNull(offset + 1) ? null : cursor.getLong(offset + 1));
-        entity.setCommand(cursor.isNull(offset + 2) ? null : cursor.getString(offset + 2));
-        entity.setOrder(cursor.isNull(offset + 3) ? null : cursor.getInt(offset + 3));
-        entity.setRemark(cursor.isNull(offset + 4) ? null : cursor.getString(offset + 4));
-        entity.setCreateTime(cursor.isNull(offset + 5) ? null : cursor.getString(offset + 5));
-     }
-    
-    @Override
-    protected final Long updateKeyAfterInsert(CommandExt entity, long rowId) {
-        entity.setId(rowId);
-        return rowId;
-    }
-    
-    @Override
-    public Long getKey(CommandExt entity) {
-        if(entity != null) {
-            return entity.getId();
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public boolean hasKey(CommandExt entity) {
-        return entity.getId() != null;
-    }
-
-    @Override
-    protected final boolean isEntityUpdateable() {
-        return true;
-    }
-    
-}