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.broker.view;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  
  import java.util.Map;
  
  import jakarta.jms.Connection;
  import jakarta.jms.Message;
  import jakarta.jms.MessageConsumer;
  import jakarta.jms.MessageProducer;
  import jakarta.jms.Queue;
  import jakarta.jms.Session;
  import javax.management.MalformedObjectNameException;
  import javax.management.ObjectName;
  
  import org.apache.activemq.ActiveMQConnectionFactory;
  import org.apache.activemq.broker.BrokerRegistry;
  import org.apache.activemq.broker.BrokerService;
  import org.apache.activemq.broker.jmx.BrokerViewMBean;
  import org.apache.activemq.broker.jmx.DestinationsViewFilter;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  
  public class BrokerDestinationViewTest {
  
      protected BrokerService brokerService;
      protected ActiveMQConnectionFactory factory;
      protected Connection producerConnection;
  
      protected Session producerSession;
      protected MessageConsumer consumer;
      protected MessageProducer producer;
      protected Queue queue;
      protected int messageCount = 10000;
      protected int timeOutInSeconds = 10;
      protected String queueName = "testQueue";
  
      @Before
      public void setUp() throws Exception {
          brokerService = new BrokerService();
          brokerService.setPersistent(false);
          brokerService.start();
  
          factory =  new ActiveMQConnectionFactory(BrokerRegistry.getInstance().findFirst().getVmConnectorURI());
          producerConnection = factory.createConnection();
          producerConnection.start();
          producerSession = producerConnection.createSession(false,Session.AUTO_ACKNOWLEDGE);
          queue = producerSession.createQueue(queueName);
          producer = producerSession.createProducer(queue);
      }
  
      @After
      public void tearDown() throws Exception {
          if (producerConnection != null){
              producerConnection.close();
          }
          if (brokerService != null) {
              brokerService.stop();
          }
      }
  
      @Test
      public void testBrokerDestinationView() throws Exception {
           for (int i = 0; i < messageCount; i++){
               Message message = producerSession.createTextMessage("test " + i);
               producer.send(message);
  
           }
  
           MessageBrokerView messageBrokerView = MessageBrokerViewRegistry.getInstance().lookup("");
           BrokerDestinationView destinationView = messageBrokerView.getQueueDestinationView(queueName);
           assertEquals(destinationView.getQueueSize(),messageCount);
  
           final DestinationsViewFilter filter = new DestinationsViewFilter();
           filter.setName(queueName);
           filter.setFilter("nonEmpty");
           final ObjectMapper mapper = new ObjectMapper();
  
           final BrokerViewMBean brokerView = getBrokerView();
           String output = brokerView.queryQueues(mapper.writeValueAsString(filter), 1, 10);
           Map<?,?> queryResults = mapper.readValue(output, Map.class);
  
           final Integer count = (Integer) queryResults.get("count");
           final Map<?,?> data = (Map<?, ?>) queryResults.get("data");
           assertEquals((Integer)1, count);
           assertEquals(1, data.size());
      }
  
      private BrokerViewMBean getBrokerView() throws MalformedObjectNameException {
          ObjectName brokerName = new ObjectName("org.apache.activemq:type=Broker,brokerName=localhost");
          BrokerViewMBean view = (BrokerViewMBean) brokerService.getManagementContext().newProxyInstance(brokerName, BrokerViewMBean.class, true);
          assertNotNull(view);
          return view;
      }
  }
  