🔄Update: 接收一条信息

src/main/java/cn/hezhaohui/mq/Publisher.java

@@ -1,34 +0,0 @@
-package cn.hezhaohui.mq;
-
-import com.rabbitmq.client.Channel;
-import com.rabbitmq.client.Connection;
-import com.rabbitmq.client.ConnectionFactory;
-
-import java.nio.charset.StandardCharsets;
-import java.util.Scanner;
-
-public class Publisher {
-
-    private static final String EXCHANGE_NAME = "direct_logs";
-
-    public static void main(String[] args) throws Exception{
-        ConnectionFactory factory = new ConnectionFactory();
-        try (Connection connection = factory.newConnection();
-            Channel channel = connection.createChannel();
-             Scanner scanner = new Scanner(System.in)) {
-            channel.exchangeDeclare(EXCHANGE_NAME, "direct");
-
-
-            while (true) {
-                String msg = scanner.nextLine();
-                String type = scanner.nextLine();
-                if (msg.equals("exit")) {
-                    break;
-                }
-                channel.basicPublish(EXCHANGE_NAME, type, null, msg.getBytes(StandardCharsets.UTF_8));
-                System.out.println("[" + type + "] " + msg);
-            }
-        }
-
-    }
-}

src/main/java/cn/hezhaohui/mq/Recv.java

@@ -9,26 +9,20 @@ import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.concurrent.TimeoutException;
 
-public class Subscriber {
-
-    private static final String EXCHANGE_NAME = "direct_logs";
+public class Recv {
+    private final static String QUEUE_NAME = "hello";
 
     public static void main(String[] args) throws IOException, TimeoutException {
-        ConnectionFactory factory = new ConnectionFactory();
-        Connection connection = factory.newConnection();
+        ConnectionFactory connectionFactory = new ConnectionFactory();
+        Connection connection = connectionFactory.newConnection();
         Channel channel = connection.createChannel();
 
-        channel.exchangeDeclare(EXCHANGE_NAME, "direct");
-        String queueName = channel.queueDeclare().getQueue();
-
-        channel.queueBind(queueName, EXCHANGE_NAME, "warn");
+        System.out.println(" [*] Waiting for message");
 
         DeliverCallback deliverCallback = (consumerTag, delivery) -> {
             String message = new String(delivery.getBody(), StandardCharsets.UTF_8);
-            System.out.println("[Receive] " +
-                    delivery.getEnvelope().getRoutingKey() + ": " + message);
-
+            System.out.println(" [x] Received '" + message + "'");
         };
-        channel.basicConsume(queueName, true, deliverCallback, consumerTag -> {});
+        channel.basicConsume(QUEUE_NAME, true, deliverCallback, consumerTag -> {});
     }
 }

src/main/java/cn/hezhaohui/mq/Send.java

@@ -0,0 +1,25 @@
+package cn.hezhaohui.mq;
+
+import com.rabbitmq.client.Channel;
+import com.rabbitmq.client.Connection;
+import com.rabbitmq.client.ConnectionFactory;
+
+import java.io.IOException;
+import java.util.concurrent.TimeoutException;
+
+public class Send {
+    private final static String QUEUE_NAME = "hello";
+
+    public static void main(String[] args) {
+        ConnectionFactory connectionFactory = new ConnectionFactory();
+        try (Connection connection = connectionFactory.newConnection();
+             Channel channel = connection.createChannel()){
+            channel.queueDeclare(QUEUE_NAME, false, false, false, null);
+            String message = "Hello World!";
+            channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
+            System.out.println(" [x] Sent '" + message + "'");
+        } catch (IOException | TimeoutException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}