JDBC4MysqlXAConnection.java
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/*
Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
The MySQL Connector/J is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
this software, see the FOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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; version 2
of the License.
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., 51 Franklin St, Fifth
Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.jdbc.jdbc2.optional;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import javax.sql.StatementEvent;
import javax.sql.StatementEventListener;
import com.mysql.jdbc.Connection;
public class JDBC4MysqlXAConnection extends MysqlXAConnection {
private final Map<StatementEventListener, StatementEventListener> statementEventListeners = new HashMap<StatementEventListener, StatementEventListener>();
public JDBC4MysqlXAConnection(Connection connection, boolean logXaCommands) throws SQLException {
super(connection, logXaCommands);
}
public synchronized void close() throws SQLException {
super.close();
this.statementEventListeners.clear();
}
/**
* Registers a <code>StatementEventListener</code> with this <code>PooledConnection</code> object. Components that
* wish to be notified when <code>PreparedStatement</code>s created by the
* connection are closed or are detected to be invalid may use this method
* to register a <code>StatementEventListener</code> with this <code>PooledConnection</code> object.
*
* @param listener
* an component which implements the <code>StatementEventListener</code> interface that is to be registered with this
* <code>PooledConnection</code> object
* @since 1.6
*/
public void addStatementEventListener(StatementEventListener listener) {
synchronized (this.statementEventListeners) {
this.statementEventListeners.put(listener, listener);
}
}
/**
* Removes the specified <code>StatementEventListener</code> from the list of
* components that will be notified when the driver detects that a <code>PreparedStatement</code> has been closed or is invalid.
*
* @param listener
* the component which implements the <code>StatementEventListener</code> interface that was previously
* registered with this <code>PooledConnection</code> object
* @since 1.6
*/
public void removeStatementEventListener(StatementEventListener listener) {
synchronized (this.statementEventListeners) {
this.statementEventListeners.remove(listener);
}
}
void fireStatementEvent(StatementEvent event) throws SQLException {
synchronized (this.statementEventListeners) {
for (StatementEventListener listener : this.statementEventListeners.keySet()) {
listener.statementClosed(event);
}
}
}
}