/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2012, Red Hat, Inc. and/or its affiliates or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat, Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.search.test.jgroups.common;

import java.util.Random;

import junit.framework.Assert;
import org.hibernate.cfg.Configuration;
import org.hibernate.search.Environment;
import org.hibernate.search.backend.impl.jgroups.JGroupsChannelProvider;
import org.hibernate.search.backend.impl.jgroups.MessageSender;
import org.hibernate.search.impl.MutableSearchFactory;
import org.hibernate.search.util.configuration.impl.ConfigurationParseHelper;
import org.jgroups.JChannel;
import org.jgroups.blocks.mux.MuxUpHandler;
import org.junit.Test;

/**
 * Test injected mux supported channel.
 * 
 * @author Ales Justin
 */
public abstract class MuxChannelTest extends JGroupsCommonTest {

	private JChannel[] channels;
	private short muxId;

	@Test
	public void testMuxDispatcher() throws Exception {
		MutableSearchFactory searchFactory = (MutableSearchFactory) getSearchFactory();
		MessageSender sender = searchFactory.getServiceManager().requestService( JGroupsChannelProvider.class, null );
		Assert.assertNotNull( sender );
		String className = sender.getClass().getName();
		Assert.assertTrue( "Wrong sender instance: " + className, className.contains( "DispatcherMessageSender" ) );
	}

	@Override
	public void setUp() throws Exception {
		muxId = (short) new Random().nextInt();
		channels = createChannels();
		super.setUp();
	}

	protected abstract JChannel[] createChannels() throws Exception;

	@Override
	public void tearDown() throws Exception {
		try {
			super.tearDown();
		}
		finally {
			for ( JChannel channel : channels ) {
				if ( channel != null ) {
					channel.close();
				}
			}
		}
	}

	@Override
	protected void configure(Configuration cfg) {
		super.configure( cfg );
		cfg.setProperty( "hibernate.search.default." + Environment.WORKER_BACKEND, getMasterBackend() );
		cfg.getProperties().put( JGroupsChannelProvider.CHANNEL_INJECT, channels[0] );
		cfg.getProperties().put( JGroupsChannelProvider.MUX_ID, muxId );
	}

	protected abstract String getMasterBackend();

	@Override
	protected void commonConfigure(Configuration cfg) {
		super.commonConfigure( cfg );
		cfg.setProperty( "hibernate.search.default." + Environment.WORKER_BACKEND, getSlaveBackend() );
		cfg.getProperties().put( JGroupsChannelProvider.CHANNEL_INJECT, channels[1] );
		cfg.getProperties().put( JGroupsChannelProvider.MUX_ID, muxId );
	}

	protected abstract String getSlaveBackend();

	protected JChannel createChannel() throws Exception {
		JChannel channel = new JChannel( ConfigurationParseHelper.locateConfig( JGroupsCommonTest.TESTING_JGROUPS_CONFIGURATION_FILE ) );
		channel.setUpHandler( new MuxUpHandler() );
		channel.connect( "JGroupsCommonTest" + JGroupsCommonTest.CHANNEL_NAME );
		return channel;
	}

}