/*
* 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.felix.cm.integration;
import java.io.IOException;
import java.util.Hashtable;
import org.apache.felix.cm.integration.helper.SynchronousTestListener;
import org.apache.felix.cm.integration.helper.TestListener;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.ops4j.pax.exam.junit.JUnit4TestRunner;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.cm.Configuration;
import org.osgi.service.cm.ConfigurationEvent;
import org.osgi.service.cm.ConfigurationListener;
import org.osgi.service.cm.SynchronousConfigurationListener;
@RunWith(JUnit4TestRunner.class)
public class ConfigurationListenerTest extends ConfigurationTestBase
{
static
{
// uncomment to enable debugging of this test class
// paxRunnerVmOption = DEBUG_VM_OPTION;
}
@Test
public void test_async_listener() throws IOException
{
final String pid = "test_listener";
final TestListener testListener = new TestListener();
final ServiceRegistration listener = this.bundleContext.registerService( ConfigurationListener.class.getName(),
testListener, null );
int eventCount = 0;
Configuration config = configure( pid, null, false );
try
{
delay();
testListener.assertNoEvent();
config.update( new Hashtable<String, Object>()
{
{
put( "x", "x" );
}
} );
delay();
testListener.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, true, ++eventCount );
config.update( new Hashtable<String, Object>()
{
{
put( "x", "x" );
}
} );
delay();
testListener.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, true, ++eventCount );
config.setBundleLocation( "new_Location" );
delay();
testListener.assertEvent( ConfigurationEvent.CM_LOCATION_CHANGED, pid, null, true, ++eventCount );
config.update();
testListener.assertNoEvent();
config.delete();
config = null;
delay();
testListener.assertEvent( ConfigurationEvent.CM_DELETED, pid, null, true, ++eventCount );
}
finally
{
if ( config != null )
{
try
{
config.delete();
}
catch ( IOException ioe )
{
// ignore
}
}
listener.unregister();
}
}
@Test
public void test_sync_listener() throws IOException
{
final String pid = "test_listener";
Configuration config = configure( pid, null, false );
// Synchronous listener expecting synchronous events being
// registered as a SynchronousConfigurationListener
final TestListener testListener = new SynchronousTestListener();
final ServiceRegistration listener = this.bundleContext.registerService(
SynchronousConfigurationListener.class.getName(), testListener, null );
// Synchronous listener expecting asynchronous events being
// registered as a regular ConfigurationListener
final TestListener testListenerAsync = new SynchronousTestListener();
final ServiceRegistration listenerAsync = this.bundleContext.registerService(
ConfigurationListener.class.getName(), testListenerAsync, null );
int eventCount = 0;
int eventCountAsync = 0;
try
{
delay();
testListener.assertNoEvent();
testListenerAsync.assertNoEvent();
config.update( new Hashtable<String, Object>()
{
{
put( "x", "x" );
}
} );
delay();
testListener.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, false, ++eventCount );
testListenerAsync.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, true, ++eventCountAsync );
config.update( new Hashtable<String, Object>()
{
{
put( "x", "x" );
}
} );
delay();
testListener.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, false, ++eventCount );
testListenerAsync.assertEvent( ConfigurationEvent.CM_UPDATED, pid, null, true, ++eventCountAsync );
config.setBundleLocation( "new_Location" );
delay();
testListener.assertEvent( ConfigurationEvent.CM_LOCATION_CHANGED, pid, null, false, ++eventCount );
testListenerAsync.assertEvent( ConfigurationEvent.CM_LOCATION_CHANGED, pid, null, true, ++eventCountAsync );
config.update();
testListener.assertNoEvent();
testListenerAsync.assertNoEvent();
config.delete();
config = null;
delay();
testListener.assertEvent( ConfigurationEvent.CM_DELETED, pid, null, false, ++eventCount );
testListenerAsync.assertEvent( ConfigurationEvent.CM_DELETED, pid, null, true, ++eventCountAsync );
}
finally
{
if ( config != null )
{
try
{
config.delete();
}
catch ( IOException ioe )
{
// ignore
}
}
listener.unregister();
listenerAsync.unregister();
}
}
}