From ded46e4cbc894c60284ce3012885a6c8e5089382 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Fri, 21 May 2021 16:08:28 +0800
Subject: [PATCH] modify

---
 src/main/java/com/xcong/excoin/configurations/RabbitMqConfig.java |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/configurations/RabbitMqConfig.java b/src/main/java/com/xcong/excoin/configurations/RabbitMqConfig.java
index e19007f..135fd40 100644
--- a/src/main/java/com/xcong/excoin/configurations/RabbitMqConfig.java
+++ b/src/main/java/com/xcong/excoin/configurations/RabbitMqConfig.java
@@ -13,6 +13,8 @@
 import org.springframework.context.annotation.Scope;
 
 import javax.annotation.Resource;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * @author wzy
@@ -122,6 +124,9 @@
 
     public static final String QUEUE_MARKET_BUSSINESS = "QUEUE_MARKET_BUSSINESS";
 
+    public static final String ROUTING_KEY_DELAY = "route.delay";
+    public static final String QUEUE_DELAY = "queue.delay";
+
     @Resource
     private ConnectionFactory connectionFactory;
 
@@ -146,6 +151,21 @@
     }
 
     @Bean
+    public Queue delayQueue() {
+        Map<String, Object> params = new HashMap<>();
+        // x-dead-letter-exchange 声明了队列里的死信转发到的DLX名称,
+        params.put("x-dead-letter-exchange", EXCHANGE_ONE);
+        // x-dead-letter-routing-key 声明了这些死信在转发时携带的 routing-key 名称。
+        params.put("x-dead-letter-routing-key", ROUTING_KEY_DELAY);
+        return new Queue(QUEUE_DELAY, true, false, false, params);
+    }
+
+    @Bean
+    public Binding delayBinding() {
+        return BindingBuilder.bind(delayQueue()).to(defaultExchange()).with(ROUTING_KEY_DELAY);
+    }
+
+    @Bean
     public Queue marketBussinessQueue() {
         return new Queue(QUEUE_MARKET_BUSSINESS);
     }

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