broadcast

whatsmars-mq/src/main/java/com/itlong/whatsmars/mq/rocketmq/broadcast/PushConsumer.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 com.itlong.whatsmars.mq.rocketmq.broadcast;
+
+import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;
+import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyContext;
+import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyStatus;
+import org.apache.rocketmq.client.consumer.listener.MessageListenerConcurrently;
+import org.apache.rocketmq.client.exception.MQClientException;
+import org.apache.rocketmq.common.consumer.ConsumeFromWhere;
+import org.apache.rocketmq.common.message.MessageExt;
+import org.apache.rocketmq.common.protocol.heartbeat.MessageModel;
+
+import java.util.List;
+
+public class PushConsumer {
+
+    public static void main(String[] args) throws InterruptedException, MQClientException {
+        DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("broadcast_consumer_group");
+        consumer.setNamesrvAddr("127.0.0.1:9876");
+
+        consumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_FIRST_OFFSET);
+
+        consumer.setMessageModel(MessageModel.BROADCASTING);
+
+        consumer.subscribe("TopicTest", "TagA || TagC || TagD");
+
+        consumer.registerMessageListener(new MessageListenerConcurrently() {
+
+            @Override
+            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> msgs,
+                                                            ConsumeConcurrentlyContext context) {
+                System.out.printf(Thread.currentThread().getName() + " Receive New Messages: " + msgs + "%n");
+                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
+            }
+        });
+
+        consumer.start();
+        System.out.printf("Broadcast Consumer Started.%n");
+    }
+}