/**
*
* 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.airavata.common.utils;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.InetAddress;
import java.sql.DriverManager;
import org.apache.derby.drda.NetworkServerControl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.sql.SQLException;
/**
* This class includes methods to start stop Derby database. Mainly user for tests.
*/
public class DerbyUtil {
private static NetworkServerControl server;
private static final Logger logger = LoggerFactory.getLogger(DerbyUtil.class);
public static final String DERBY_SERVER_MODE_SYS_PROPERTY = "derby.drda.startNetworkServer";
/**
* Starts new derby server instance with given configurations.
*
* @param hostAddress
* The host address start the server.
* @param port
* The port number which server is starting.
* @param user
* JDBC user name.
* @param password
* JDBC password.
* @throws Exception
* If an error occurred while starting the server.
*/
public static void startDerbyInServerMode(String hostAddress, int port, String user, String password)
throws Exception {
PrintWriter consoleWriter = null;
try {
System.setProperty(DERBY_SERVER_MODE_SYS_PROPERTY, "true");
server = new NetworkServerControl(InetAddress.getByName(hostAddress), port, user, password);
consoleWriter = new PrintWriter(System.out, true);
server.start(consoleWriter);
} catch (IOException e) {
logger.error("Unable to start Apache derby in the server mode! Check whether "
+ "specified port is available", e);
throw e;
} catch (Exception e) {
logger.error("Unable to start Apache derby in the server mode! Check whether "
+ "specified port is available", e);
throw e;
} finally {
if (consoleWriter != null) {
consoleWriter.close();
}
}
}
/**
* Starts derby server in embedded mode.
*
* @throws ClassNotFoundException
* If specified driver not found in the class path.
* @throws SQLException
* If an error occurred while creat
*/
public static void startDerbyInEmbeddedMode() throws ClassNotFoundException, SQLException {
Class.forName("org.apache.derby.jdbc.EmbeddedDriver");
DriverManager.getConnection("jdbc:derby:memory:unit-testing-jpa;create=true").close();
}
/**
* Shuts down the server.
*
* @throws Exception
* If an error occurred while shutting down.
*/
public static void stopDerbyServer() throws Exception {
try {
server.shutdown();
} catch (Exception e) {
logger.error("Error shutting down derby server.", e);
throw e;
}
}
}