Exemplo n.º 1
0
 /**
  * 删除,表名不能使用占位符
  *
  * @author: huylee
  * @time: 2015-8-20下午10:18:01
  * @param sql 删除语句(参数使用占位符)
  * @param args 占位符参数
  */
 @SuppressLint("NewApi")
 public void updateOrDelete(String sql, Object[] args) {
   SQLiteStatement statement = mSQLiteDataBase.compileStatement(sql);
   try {
     if (args != null) {
       for (int i = 0; i < args.length; i++) {
         bindArgs(statement, i + 1, args[i]);
       }
     }
     DBLog.debug(sql, args);
     statement.executeUpdateDelete();
   } finally {
     statement.close();
   }
 }
Exemplo n.º 2
0
 /**
  * 插入一条记录,返回该记录的rowId Author: hyl Time: 2015-8-17上午11:55:55
  *
  * @param sql
  * @param args
  * @return 插入失败返回-1,成功返回rowId
  */
 public long insert(String sql, Object[] args) {
   long rowId = -1;
   SQLiteStatement statement = this.mSQLiteDataBase.compileStatement(sql);
   try {
     if (args != null) {
       for (int i = 0; i < args.length; i++) {
         bindArgs(statement, i + 1, args[i]);
       }
     }
     rowId = statement.executeInsert();
     DBLog.debug(sql, args);
   } finally {
     statement.close();
   }
   return rowId;
 }
Exemplo n.º 3
0
 /**
  * 执行绑定语句 Author: hyl Time: 2015-8-16下午8:26:34
  *
  * @param sql
  * @param whereArgs
  * @return
  */
 public Cursor query(String sql, String[] whereArgs) {
   DBLog.debug("{SQL:" + sql + ",PARAMS:" + whereArgs + "}");
   return this.mSQLiteDataBase.rawQuery(sql, whereArgs);
 }
Exemplo n.º 4
0
 /**
  * 删除(对于表名需要动态获取的,此方法非常适合)
  *
  * @author: huylee
  * @time: 2015-8-20下午10:22:32
  * @param tableName 要删除的数据表
  * @param whereClause where后面的条件句(delete from XXX where XXX),参数使用占位符
  * @param whereArgs where子句后面的占位符参数
  */
 public void delete(String tableName, String whereClause, String[] whereArgs) {
   DBLog.debug(
       "{SQL:DELETE FROM " + tableName + " WHERE " + whereClause + ",PARAMS:" + whereArgs + "}");
   mSQLiteDataBase.delete(tableName, whereClause, whereArgs);
 }
Exemplo n.º 5
0
 /**
  * 执行指定无返回值的单条SQL语句,如建表、创建数据库等 Author: hyl Time: 2015-8-14下午11:05:03
  *
  * @param sql
  */
 public void execSQL(String sql) {
   DBLog.debug(sql);
   this.mSQLiteDataBase.execSQL(sql);
 }