content: /*
   * 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.activemq.artemis.tests.integration.client;
  
  import java.lang.invoke.MethodHandles;
  
  import org.apache.activemq.artemis.api.core.ActiveMQException;
  import org.apache.activemq.artemis.api.core.Interceptor;
  import org.apache.activemq.artemis.api.core.client.ClientMessage;
  import org.apache.activemq.artemis.api.core.client.ClientProducer;
  import org.apache.activemq.artemis.api.core.client.ClientSession;
  import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
  import org.apache.activemq.artemis.api.core.client.ServerLocator;
  import org.apache.activemq.artemis.core.config.Configuration;
  import org.apache.activemq.artemis.core.protocol.core.Packet;
  import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;
  import org.apache.activemq.artemis.core.server.ActiveMQServer;
  import org.apache.activemq.artemis.core.server.ActiveMQServers;
  import org.apache.activemq.artemis.spi.core.protocol.RemotingConnection;
  import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  
  public class ActiveMQCrashTest extends ActiveMQTestBase {
  
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
     public ActiveMQServer server;
  
     private volatile boolean ackReceived;
     private ServerLocator locator;
  
     @Test
     public void testHang() throws Exception {
        Configuration configuration = createDefaultInVMConfig().setPersistenceEnabled(false);
  
        server = addServer(ActiveMQServers.newActiveMQServer(configuration));
  
        server.start();
  
        server.getRemotingService().addIncomingInterceptor(new AckInterceptor(server));
  
        // Force an ack at once - this means the send call will block
        locator.setConfirmationWindowSize(1);
  
        ClientSessionFactory clientSessionFactory = createSessionFactory(locator);
  
        ClientSession session = clientSessionFactory.createSession();
  
        session.setSendAcknowledgementHandler(message -> ackReceived = true);
  
        ClientProducer producer = session.createProducer("fooQueue");
  
        ClientMessage msg = session.createMessage(false);
  
        msg.putStringProperty("someKey", "someValue");
  
        producer.send(msg);
  
        Thread.sleep(250);
  
        assertFalse(ackReceived);
  
        session.close();
     }
  
     public static class AckInterceptor implements Interceptor {
  
        private final ActiveMQServer server;
  
        AckInterceptor(final ActiveMQServer server) {
           this.server = server;
        }
  
        @Override
        public boolean intercept(final Packet packet, final RemotingConnection connection) throws ActiveMQException {
           logger.debug("AckInterceptor.intercept {}", packet);
  
           if (packet.getType() == PacketImpl.SESS_SEND) {
              try {
                 logger.debug("Stopping server");
  
                 new Thread(() -> {
                    try {
                       server.stop();
                    } catch (Exception e) {
                       e.printStackTrace();
                    }
                 }).start();
              } catch (Exception e) {
                 e.printStackTrace();
              }
  
              return false;
           }
           return true;
        }
  
     }
  
     @Override
     @BeforeEach
     public void setUp() throws Exception {
        super.setUp();
        locator = createInVMNonHALocator();
     }
  }
  