From c5e8928a2738dd3f2012b9fe0178e7253b05f151 Mon Sep 17 00:00:00 2001
From: Wonder <hezhaohui0807@163.com>
Date: Sat, 15 Nov 2025 23:55:53 +0800
Subject: [PATCH] =?UTF-8?q?=20=F0=9F=94=84Update:=20=E4=B8=BB=E9=A2=98?=
 =?UTF-8?q?=E8=AE=A2=E9=98=85?=
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---
 .../java/cn/hezhaohui/mq/EmitLogTopic.java    | 47 +++++++++++++++++++
 .../cn/hezhaohui/mq/ReceiveLogsTopic.java     | 46 ++++++++++++++++++
 2 files changed, 93 insertions(+)
 create mode 100644 src/main/java/cn/hezhaohui/mq/EmitLogTopic.java
 create mode 100644 src/main/java/cn/hezhaohui/mq/ReceiveLogsTopic.java

diff --git a/src/main/java/cn/hezhaohui/mq/EmitLogTopic.java b/src/main/java/cn/hezhaohui/mq/EmitLogTopic.java
new file mode 100644
index 0000000..fe83a94
--- /dev/null
+++ b/src/main/java/cn/hezhaohui/mq/EmitLogTopic.java
@@ -0,0 +1,47 @@
+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.nio.charset.StandardCharsets;
+import java.util.Scanner;
+import java.util.concurrent.TimeoutException;
+
+public class EmitLogTopic {
+
+    private static final String EXCHANGE_NAME = "topic_logs";
+
+    public static void main(String[] args) {
+        ConnectionFactory factory = new ConnectionFactory();
+
+        try (Connection connection = factory.newConnection();
+             Channel channel = connection.createChannel();
+             Scanner scanner = new Scanner(System.in)) {
+
+            // Init exchange
+            channel.exchangeDeclare(EXCHANGE_NAME, "topic");
+
+            // Send message
+            while (true) {
+                System.out.println("[#] Facility ?");
+                String input_facility = scanner.nextLine();
+                System.out.println("[#] Severity ?");
+                String input_severity = scanner.nextLine();
+                if (input_facility.equals("exit") || input_severity.equals("exit")) {
+                    break;
+                }
+
+                System.out.println("[#] Message ?");
+                String input_message = scanner.nextLine();
+                channel.basicPublish(EXCHANGE_NAME, input_facility + '.' + input_severity, null, input_message.getBytes(StandardCharsets.UTF_8));
+                System.out.println("🔶🔶🔶");
+            }
+
+            // Init queue
+        } catch (IOException | TimeoutException e) {
+            System.err.println("=== #Error ===");
+        }
+    }
+}
diff --git a/src/main/java/cn/hezhaohui/mq/ReceiveLogsTopic.java b/src/main/java/cn/hezhaohui/mq/ReceiveLogsTopic.java
new file mode 100644
index 0000000..094cb31
--- /dev/null
+++ b/src/main/java/cn/hezhaohui/mq/ReceiveLogsTopic.java
@@ -0,0 +1,46 @@
+package cn.hezhaohui.mq;
+
+import com.rabbitmq.client.Channel;
+import com.rabbitmq.client.Connection;
+import com.rabbitmq.client.ConnectionFactory;
+import com.rabbitmq.client.DeliverCallback;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.concurrent.TimeoutException;
+
+public class ReceiveLogsTopic {
+
+    private static final String EXCHANGE_NAME = "topic_logs";
+
+    public static void main(String[] args) throws Exception {
+        ConnectionFactory factory = new ConnectionFactory();
+
+        Connection connection = factory.newConnection();
+        Channel channel = connection.createChannel();
+
+        channel.exchangeDeclare(EXCHANGE_NAME, "topic");
+
+        // Queue
+        String queue_name = channel.queueDeclare().getQueue();
+
+        if (args.length < 1) {
+            System.err.println("[Null args]");
+        }
+
+        for (String bindingKey : args) {
+            channel.queueBind(queue_name, EXCHANGE_NAME, bindingKey);
+        }
+
+        System.out.println("🎉 Go Go Go");
+
+        DeliverCallback callback = (consumerTag, delivery) -> {
+            String output_message = new String(delivery.getBody(), StandardCharsets.UTF_8);
+            String output_facility_severity = delivery.getEnvelope().getRoutingKey();
+            System.out.printf("✅ [%s] %s\n", output_facility_severity, output_message);
+        };
+
+        channel.basicConsume(queue_name, true, callback, consumerTag -> {});
+
+    }
+}