实验7/zmsz/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplication.java

@@ -18,19 +18,18 @@ import java.util.Set;
 public class ApiServiceApplication {
 
     private static final Logger logger = LoggerFactory.getLogger(ApiServiceApplication.class);
-    //初始化静态私有日志对象， 日志输出的时候，可以打印出日志信息所在api服务应用程序类
+
     public static void main(String[] args) {
         SpringApplication.run(ApiServiceApplication.class, args);
     }
-    //启动api服务应用程序类参数
+
     @Bean
     public RestTemplate restTemplate() {     //在SpringBoot启动类中注册RestTemplate
         return new RestTemplate();
     }
-    //返回一个新的请求
+
     @Bean
     public Logger getLogger() {
         return logger;
     }
-    //返回日志
 }

实验7/zmsz/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Receiver.java

@@ -12,6 +12,7 @@ import javax.annotation.Resource;
 @Component
 @RabbitListener(queues = "apiServers")
 public class Receiver {
+    //心跳接收端关键代码
     @Autowired
     private DataServerStore dataServerStore;
     @RabbitHandler

实验7/zmsz/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/store/DataServerStore.java

@@ -13,12 +13,14 @@ public class DataServerStore {
 
     public synchronized void receivedHeart(String addr) {
         this.serverHeart.put(addr, System.currentTimeMillis() / 1000);
+        // 保存服务端心跳
     }
     public Map<String,Long> getServerHeart(){
         return this.serverHeart;
     }
     Set<String> getServerList() {
         return this.serverHeart.keySet();
+        // 获取服务器列表
     }
 
     public String selectRandomServer() {
@@ -28,5 +30,6 @@ public class DataServerStore {
         }
         int index = (int) (Math.random() * serverList.size());
         return serverList.toArray()[index].toString();
+        //随机选择一个服务器
     }
 }

实验7/zmsz/api-service/src/main/resources/application.properties

@@ -4,5 +4,4 @@ spring.servlet.multipart.max-request-size=100MB
 spring.rabbitmq.host=172.20.80.100
 spring.rabbitmq.port=5672
 spring.rabbitmq.username=test
-spring.rabbitmq.password=test
+spring.rabbitmq.password=test
-server.port=8081

实验7/zmsz/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplication.java

@@ -11,15 +11,12 @@ import org.springframework.scheduling.annotation.EnableScheduling;
 @EnableScheduling
 public class DataServiceApplication {
     private static final Logger logger = LoggerFactory.getLogger(DataServiceApplication.class);
-    //初始化静态私有的日志对象， 日志输出的时候，可以打印出日志信息所在data服务应用程序类
 
     public static void main(String[] args) {
         SpringApplication.run(DataServiceApplication.class, args);
     }
-    //启动data服务应用程序类参数
     @Bean
     public Logger getLogger() {
         return logger;
     }
-    //返回日志
 }

实验7/zmsz/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Sender.java

@@ -9,6 +9,7 @@ import java.net.InetAddress;
 
 @Component
 public class Sender {
+    // 心跳发送端关键代码
     @Autowired
     private RabbitTemplate rabbitTemplate;
     @Autowired