/**
* 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 WARRANTIES OR 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.ambari.server.controller.jdbc;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
/**
* Connection factory implementation for job history postgres db.
*/
public class JobHistoryPostgresConnectionFactory implements ConnectionFactory {
private static final String DEFAULT_HOSTNAME = "localhost";
private static final String DEFAULT_DBNAME = "ambarirca";
private static final String DEFAULT_USERNAME = "mapred";
private static final String DEFAULT_PASSWORD = "mapred";
private String url;
private String username;
private String password;
/**
* Create a connection factory with default parameters.
*/
public JobHistoryPostgresConnectionFactory() {
this(DEFAULT_HOSTNAME, DEFAULT_DBNAME, DEFAULT_USERNAME, DEFAULT_PASSWORD);
}
/**
* Create a connection factory with given parameters.
*
* @param hostname host running postgres
* @param dbname name of the postgres db
* @param username username for postgres db
* @param password password for postgres db
*/
public JobHistoryPostgresConnectionFactory(String hostname, String dbname, String username, String password) {
url = "jdbc:postgresql://" + hostname + "/" + dbname;
this.username = username;
this.password = password;
try {
Class.forName("org.postgresql.Driver");
} catch (ClassNotFoundException e) {
throw new IllegalStateException("Can't load postgresql", e);
}
}
@Override
public Connection getConnection() throws SQLException {
return DriverManager.getConnection(url, username, password);
}
}