| /* |
| * |
| * 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.qpid.pool; |
| |
| |
| import javax.security.auth.Subject; |
| import java.security.AccessControlContext; |
| import java.security.AccessController; |
| import java.security.Principal; |
| import java.security.PrivilegedAction; |
| import java.util.Collections; |
| import java.util.Set; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| import org.apache.qpid.test.utils.QpidTestCase; |
| |
| public class SuppressingInheritedAccessControlContextThreadFactoryTest extends QpidTestCase |
| { |
| public void testAccessControlContextIsNotInheritedByThread() throws Exception |
| { |
| final String principalName = getName(); |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| final AtomicReference<AccessControlContext> threadAccessControlContextCapturer = new AtomicReference<>(); |
| final AtomicReference<AccessControlContext> callerAccessControlContextCapturer = new AtomicReference<>(); |
| |
| final Set<Principal> principals = Collections.<Principal>singleton(new Principal() |
| { |
| @Override |
| public String getName() |
| { |
| return principalName; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "Principal{" + getName() + "}"; |
| } |
| }); |
| |
| Subject subject = new Subject(false, principals, Collections.EMPTY_SET, Collections.EMPTY_SET); |
| |
| Subject.doAs(subject, new PrivilegedAction<Void>() |
| { |
| @Override |
| public Void run() |
| { |
| callerAccessControlContextCapturer.set(AccessController.getContext()); |
| SuppressingInheritedAccessControlContextThreadFactory factory = new SuppressingInheritedAccessControlContextThreadFactory(null, |
| null); |
| factory.newThread(new Runnable() |
| { |
| |
| public void run() |
| { |
| threadAccessControlContextCapturer.set(AccessController.getContext()); |
| latch.countDown(); |
| } |
| |
| }).start(); |
| return null; |
| } |
| }); |
| |
| latch.await(3, TimeUnit.SECONDS); |
| |
| Subject callerSubject = Subject.getSubject(callerAccessControlContextCapturer.get()); |
| Subject threadSubject = Subject.getSubject(threadAccessControlContextCapturer.get()); |
| |
| assertEquals("Unexpected subject in main thread", callerSubject, subject); |
| assertNull("Unexpected subject in executor thread", threadSubject); |
| |
| } |
| |
| } |