NestedMapMessageTest.java

/**
 * 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.test.message;

import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.Message;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.activemq.test.JmsTopicSendReceiveWithTwoConnectionsAndEmbeddedBrokerTest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 *
 */
public class NestedMapMessageTest extends JmsTopicSendReceiveWithTwoConnectionsAndEmbeddedBrokerTest {

   private static final Logger LOG = LoggerFactory.getLogger(NestedMapMessageTest.class);

   @Override
   @SuppressWarnings("rawtypes")
   protected void assertMessageValid(int index, Message message) throws JMSException {
      assertTrue("Should be a MapMessage: " + message, message instanceof MapMessage);

      MapMessage mapMessage = (MapMessage) message;

      Object value = mapMessage.getObject("textField");
      assertEquals("textField", data[index], value);

      Map map = (Map) mapMessage.getObject("mapField");
      assertNotNull(map);
      assertEquals("mapField.a", "foo", map.get("a"));
      assertEquals("mapField.b", Integer.valueOf(23), map.get("b"));
      assertEquals("mapField.c", Long.valueOf(45), map.get("c"));

      value = map.get("d");
      assertTrue("mapField.d should be a Map", value instanceof Map);
      map = (Map) value;

      assertEquals("mapField.d.x", "abc", map.get("x"));
      value = map.get("y");
      assertTrue("mapField.d.y is a List", value instanceof List);
      List list = (List) value;
      LOG.debug("mapField.d.y: " + list);
      assertEquals("listField.size", 3, list.size());

      LOG.debug("Found map: " + map);

      list = (List) mapMessage.getObject("listField");
      LOG.debug("listField: " + list);
      assertEquals("listField.size", 3, list.size());
      assertEquals("listField[0]", "a", list.get(0));
      assertEquals("listField[1]", "b", list.get(1));
      assertEquals("listField[2]", "c", list.get(2));
   }

   @Override
   protected Message createMessage(int index) throws JMSException {
      MapMessage answer = session.createMapMessage();

      answer.setString("textField", data[index]);

      Map<String, Object> grandChildMap = new HashMap<>();
      grandChildMap.put("x", "abc");
      grandChildMap.put("y", Arrays.asList(new Object[]{"a", "b", "c"}));

      Map<String, Object> nestedMap = new HashMap<>();
      nestedMap.put("a", "foo");
      nestedMap.put("b", Integer.valueOf(23));
      nestedMap.put("c", Long.valueOf(45));
      nestedMap.put("d", grandChildMap);

      answer.setObject("mapField", nestedMap);
      answer.setObject("listField", Arrays.asList(new Object[]{"a", "b", "c"}));

      return answer;
   }

}