tx-control-providers/jdbc/tx-control-provider-jdbc-xa/src/main/java/org/apache/aries/tx/control/jdbc/xa/connection/impl/XADataSourceMapper.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIESOR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.aries.tx.control.jdbc.xa.connection.impl;

import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.util.logging.Logger;

import javax.sql.DataSource;
import javax.sql.XADataSource;

public class XADataSourceMapper implements DataSource {

	private final XADataSource xaDataSource;
	
	public XADataSourceMapper(XADataSource xaDataSource) {
		super();
		this.xaDataSource = xaDataSource;
	}

	@Override
	public PrintWriter getLogWriter() throws SQLException {
		return xaDataSource.getLogWriter();
	}

	@Override
	public void setLogWriter(PrintWriter out) throws SQLException {
		xaDataSource.setLogWriter(out);
	}

	@Override
	public void setLoginTimeout(int seconds) throws SQLException {
		xaDataSource.setLoginTimeout(seconds);
	}

	@Override
	public int getLoginTimeout() throws SQLException {
		return xaDataSource.getLoginTimeout();
	}

	@Override
	public Logger getParentLogger() throws SQLFeatureNotSupportedException {
		return xaDataSource.getParentLogger();
	}

	@SuppressWarnings("unchecked")
	@Override
	public <T> T unwrap(Class<T> iface) throws SQLException {
		if(isWrapperFor(iface)) {
			return (T) xaDataSource;
		}
		throw new SQLException("This datasource is not a wrapper for " + iface);
	}

	@Override
	public boolean isWrapperFor(Class<?> iface) throws SQLException {
		return iface == XADataSource.class || iface.isInstance(xaDataSource);
	}

	@Override
	public Connection getConnection() throws SQLException {
		return new XAConnectionWrapper(xaDataSource.getXAConnection());
	}

	@Override
	public Connection getConnection(String username, String password) throws SQLException {
		return new XAConnectionWrapper(xaDataSource.getXAConnection(username, password));
	}

}