Here you can find the source of getConnection(DataSource dataSource)
public static Connection getConnection(DataSource dataSource) throws SQLException
//package com.java2s; /**//from ww w . j av a 2 s .co m * Copyright 2012 International Business Machines Corp. * * See the NOTICE file distributed with this work for additional information * regarding copyright ownership. Licensed 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 WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.sql.Connection; import java.sql.SQLException; import javax.sql.DataSource; public class Main { public static Connection getConnection(DataSource dataSource) throws SQLException { Connection conn = dataSource.getConnection(); return conn; } public static Connection getConnection(DataSource dataSource, boolean autoCommit) throws SQLException { Connection conn = dataSource.getConnection(); conn.setAutoCommit(autoCommit); return conn; } }