    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017
    018package org.apache.commons.dbcp2;
    019
    020import java.sql.Connection;
    021import java.sql.DriverManager;
    022import java.sql.SQLException;
    023import java.util.Properties;
    024
    025/**
    026 * A {@link DriverManager}-based implementation of {@link ConnectionFactory}.
    027 *
    028 * @since 2.0
    029 */
    030public class DriverManagerConnectionFactory implements ConnectionFactory {
    031
    032    static {
    033        // Related to DBCP-212
    034        // Driver manager does not sync loading of drivers that use the service
    035        // provider interface. This will cause issues is multi-threaded
    036        // environments. This hack makes sure the drivers are loaded before
    037        // DBCP tries to use them.
    038        DriverManager.getDrivers();
    039    }
    040
    041    /**
    042     * Constructor for DriverManagerConnectionFactory.
    043     *
    044     * @param connectionUri
    045     *            a database url of the form <code> jdbc:<em>subprotocol</em>:<em>subname</em></code>
    046     * @since 2.2
    047     */
    048    public DriverManagerConnectionFactory(final String connectionUri) {
    049        this.connectionUri = connectionUri;
    050        this.propeties = new Properties();
    051    }
    052
    053    /**
    054     * Constructor for DriverManagerConnectionFactory.
    055     *
    056     * @param connectionUri
    057     *            a database url of the form <code> jdbc:<em>subprotocol</em>:<em>subname</em></code>
    058     * @param properties
    059     *            a list of arbitrary string tag/value pairs as connection arguments; normally at least a "user" and
    060     *            "password" property should be included.
    061     */
    062    public DriverManagerConnectionFactory(final String connectionUri, final Properties properties) {
    063        this.connectionUri = connectionUri;
    064        this.propeties = properties;
    065    }
    066
    067    /**
    068     * Constructor for DriverManagerConnectionFactory.
    069     *
    070     * @param connectionUri
    071     *            a database url of the form <code>jdbc:<em>subprotocol</em>:<em>subname</em></code>
    072     * @param userName
    073     *            the database user
    074     * @param userPassword
    075     *            the user's password
    076     */
    077    public DriverManagerConnectionFactory(final String connectionUri, final String userName,
    078            final String userPassword) {
    079        this.connectionUri = connectionUri;
    080        this.userName = userName;
    081        this.userPassword = userPassword;
    082    }
    083
    084    @Override
    085    public Connection createConnection() throws SQLException {
    086        if (null == propeties) {
    087            if (userName == null && userPassword == null) {
    088                return DriverManager.getConnection(connectionUri);
    089            }
    090            return DriverManager.getConnection(connectionUri, userName, userPassword);
    091        }
    092        return DriverManager.getConnection(connectionUri, propeties);
    093    }
    094
    095    private final String connectionUri;
    096    private String userName;
    097    private String userPassword;
    098    private Properties propeties;
    099}