WrapperBase.java
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上传日期:2022-07-20
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源码类别:
数据库编程
开发平台:
Java
- /*
- Copyright (C) 2004 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- package com.mysql.jdbc.jdbc2.optional;
- import java.sql.SQLException;
- import com.mysql.jdbc.SQLError;
- /**
- * Base class for all wrapped instances created by LogicalHandle
- *
- * @author Mark matthews
- *
- * @version $Id: WrapperBase.java,v 1.1.2.1 2004/02/13 17:55:30 mmatthew Exp $
- */
- abstract class WrapperBase {
- protected MysqlPooledConnection pooledConnection;
- /**
- * Fires connection error event if required, before re-throwing exception
- *
- * @param sqlEx the SQLException that has ocurred
- * @throws SQLException (rethrown)
- */
- protected void checkAndFireConnectionError(SQLException sqlEx) throws SQLException {
- if (this.pooledConnection != null) {
- if (SQLError.SQL_STATE_COMMUNICATION_LINK_FAILURE.equals(sqlEx.getSQLState())) {
- this.pooledConnection.callListener(MysqlPooledConnection.CONNECTION_ERROR_EVENT, sqlEx);
- }
- }
- throw sqlEx;
- }
- }