/*
* 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.http.itest;
import static javax.servlet.http.HttpServletResponse.*;
import static org.junit.Assert.*;
import java.io.IOException;
import java.net.URL;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionAttributeListener;
import javax.servlet.http.HttpSessionBindingEvent;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.ops4j.pax.exam.junit.JUnit4TestRunner;
import org.osgi.framework.ServiceRegistration;
/**
* Test cases for all supported event listeners.
*
* @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
*/
@RunWith(JUnit4TestRunner.class)
public class EventListenerTest extends BaseIntegrationTest
{
/**
* Tests that {@link HttpSessionListener}s are called whenever a session is created or destroyed.
*/
@Test
public void testHttpSessionListenerOk() throws Exception
{
final CountDownLatch createdLatch = new CountDownLatch(1);
final CountDownLatch destroyedLatch = new CountDownLatch(1);
HttpSessionListener listener = new HttpSessionListener()
{
@Override
public void sessionDestroyed(HttpSessionEvent se)
{
destroyedLatch.countDown();
}
@Override
public void sessionCreated(HttpSessionEvent se)
{
createdLatch.countDown();
}
};
ServiceRegistration reg = m_context.registerService(HttpSessionListener.class.getName(), listener, null);
register("/session", new TestServlet()
{
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException
{
HttpSession session = req.getSession();
session.setMaxInactiveInterval(2);
resp.setStatus(SC_OK);
resp.flushBuffer();
}
});
try
{
assertContent(SC_OK, null, new URL("http://localhost:8080/session"));
// Session should been created...
assertTrue(createdLatch.await(50, TimeUnit.SECONDS));
assertContent(SC_OK, null, new URL("http://localhost:8080/session"));
// Session should timeout automatically...
assertTrue(destroyedLatch.await(50, TimeUnit.SECONDS));
}
finally
{
reg.unregister();
}
}
/**
* Tests that {@link HttpSessionAttributeListener}s are called whenever a session attribute is added, changed or removed.
*/
@Test
public void testHttpSessionAttributeListenerOk() throws Exception
{
final CountDownLatch addedLatch = new CountDownLatch(1);
final CountDownLatch removedLatch = new CountDownLatch(1);
final CountDownLatch replacedLatch = new CountDownLatch(1);
HttpSessionAttributeListener listener = new HttpSessionAttributeListener()
{
@Override
public void attributeAdded(HttpSessionBindingEvent event)
{
addedLatch.countDown();
}
@Override
public void attributeRemoved(HttpSessionBindingEvent event)
{
removedLatch.countDown();
}
@Override
public void attributeReplaced(HttpSessionBindingEvent event)
{
replacedLatch.countDown();
}
};
ServiceRegistration reg = m_context.registerService(HttpSessionAttributeListener.class.getName(), listener, null);
register("/session", new TestServlet()
{
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException
{
try
{
HttpSession session = req.getSession();
session.setAttribute("foo", "bar");
assertTrue(addedLatch.await(5, TimeUnit.SECONDS));
session.setAttribute("foo", "qux");
assertTrue(replacedLatch.await(5, TimeUnit.SECONDS));
session.removeAttribute("foo");
assertTrue(removedLatch.await(5, TimeUnit.SECONDS));
resp.setStatus(SC_OK);
}
catch (InterruptedException e)
{
resp.sendError(SC_SERVICE_UNAVAILABLE, e.getMessage());
}
finally
{
resp.flushBuffer();
}
}
});
try
{
assertContent(SC_OK, null, new URL("http://localhost:8080/session"));
}
finally
{
reg.unregister();
}
}
}