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   * 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,
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   * See the License for the specific language governing permissions and
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  package org.apache.activemq.artemis.tests.integration.paging;
  
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import javax.jms.Connection;
  import javax.jms.Message;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Session;
  
  import org.apache.activemq.artemis.api.core.QueueConfiguration;
  import org.apache.activemq.artemis.api.core.RoutingType;
  import org.apache.activemq.artemis.api.core.SimpleString;
  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.server.ActiveMQServer;
  import org.apache.activemq.artemis.core.server.impl.AddressInfo;
  import org.apache.activemq.artemis.core.server.impl.QueueImpl;
  import org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory;
  import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
  import org.apache.activemq.artemis.tests.util.Wait;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  public class TestDeadlockOnPurgePagingTest extends ActiveMQTestBase {
  
     protected ServerLocator locator;
     protected ActiveMQServer server;
     protected ClientSessionFactory sf;
  
     protected static final int PAGE_MAX = 100 * 1024;
  
     protected static final int PAGE_SIZE = 10 * 1024;
  
     @Override
     @BeforeEach
     public void setUp() throws Exception {
        super.setUp();
        locator = createInVMNonHALocator();
     }
  
     @Test
     public void testDeadlockOnPurge() throws Exception {
  
        int NUMBER_OF_MESSAGES = 5000;
        clearDataRecreateServerDirs();
  
        Configuration config = createDefaultNettyConfig().setJournalSyncNonTransactional(false);
  
        server = createServer(true, config, TestDeadlockOnPurgePagingTest.PAGE_SIZE, TestDeadlockOnPurgePagingTest.PAGE_MAX, -1, -1);
  
        server.start();
  
        String queue = "purgeQueue";
        SimpleString ssQueue = SimpleString.of(queue);
        server.addAddressInfo(new AddressInfo(ssQueue, RoutingType.ANYCAST));
        QueueImpl purgeQueue = (QueueImpl) server.createQueue(QueueConfiguration.of(ssQueue).setRoutingType(RoutingType.ANYCAST).setMaxConsumers(1).setPurgeOnNoConsumers(true).setAutoCreateAddress(false));
  
        ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory();
        Connection connection = cf.createConnection();
  
        connection.start();
  
        Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
        javax.jms.Queue jmsQueue = session.createQueue(queue);
  
        MessageProducer producer = session.createProducer(jmsQueue);
  
        for (int i = 0; i < 100; i++) {
           producer.send(session.createTextMessage("hello" + i));
        }
        session.commit();
  
        Wait.assertEquals(0, purgeQueue::getMessageCount);
  
        Wait.assertEquals(0, purgeQueue.getPageSubscription().getPagingStore()::getAddressSize);
  
        MessageConsumer consumer = session.createConsumer(jmsQueue);
  
        for (int i = 0; i < NUMBER_OF_MESSAGES / 5; i++) {
           producer.send(session.createTextMessage("hello" + i));
           if (i == 10) {
              purgeQueue.getPageSubscription().getPagingStore().startPaging();
           }
  
           if (i > 10 && i % 10 == 0) {
              purgeQueue.getPageSubscription().getPagingStore().forceAnotherPage(true);
           }
        }
        session.commit();
  
  
        for (int i = 0; i < 100; i++) {
           Message message = consumer.receive(5000);
           assertNotNull(message);
        }
        session.commit();
  
        consumer.close();
  
        Wait.assertEquals(0L, purgeQueue::getMessageCount, 5000L, 10L);
  
        Wait.assertFalse(purgeQueue.getPageSubscription()::isPaging, 5000L, 10L);
  
        Wait.assertEquals(0L, purgeQueue.getPageSubscription().getPagingStore()::getAddressSize, 5000L, 10L);
     }
  
  
  }
  