/*
* 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.catalina.session;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import java.util.function.Consumer;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import jakarta.servlet.http.HttpSession.Accessor;
import org.junit.Assert;
import org.junit.Test;
import org.apache.catalina.Context;
import org.apache.catalina.Session;
import org.apache.catalina.startup.Tomcat;
import org.apache.catalina.startup.TomcatBaseTest;
public class TestStandardSessionAccessor extends TomcatBaseTest {
@Test
public void testLastAccess() throws Exception {
// Setup Tomcat instance
Tomcat tomcat = getTomcatInstance();
// No file system docBase required
Context ctx = getProgrammaticRootContext();
CountDownLatch latch = new CountDownLatch(1);
Tomcat.addServlet(ctx, "accessor", new AccessorServlet(latch));
ctx.addServletMappingDecoded("/accessor", "accessor");
tomcat.start();
int rc = getUrl("http://localhost:" + getPort() + "/accessor", null, null);
Assert.assertEquals(HttpServletResponse.SC_OK, rc);
// There should be a single session in the Manager at this point
Session[] sessions = ctx.getManager().findSessions();
Assert.assertNotNull(sessions);
Assert.assertEquals(1, sessions.length);
Session session = sessions[0];
// Check the current last accessed time
long lastAccessedA = session.getLastAccessedTime();
// Wait 1 second
Thread.sleep(1000);
// Release the latch
latch.countDown();
// The last accessed time should have increased - allow up to 10 seconds for that to happen
int count = 0;
long lastAccessedB = session.getLastAccessedTime();
while (lastAccessedB == lastAccessedA && count < 200) {
Thread.sleep(50);
lastAccessedB = session.getLastAccessedTime();
count++;
}
Assert.assertTrue("Session last access time not updated", lastAccessedB > lastAccessedA);
}
public static class AccessorServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
private final CountDownLatch latch;
public AccessorServlet(CountDownLatch latch) {
this.latch = latch;
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
HttpSession httpSession = req.getSession();
Accessor accessor = httpSession.getAccessor();
Thread t = new Thread(new AccessorRunnable(accessor, latch));
t.start();
}
}
public static class AccessorRunnable implements Runnable {
private final Accessor accessor;
private final CountDownLatch latch;
public AccessorRunnable(Accessor accessor, CountDownLatch latch) {
this.accessor = accessor;
this.latch = latch;
}
@Override
public void run() {
try {
latch.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
accessor.access(new SessionUpdater());
}
}
public static class SessionUpdater implements Consumer<HttpSession> {
@Override
public void accept(HttpSession httpSession) {
// NO-OP - process of accessing the session will update the last accessed time.
}
}
}