instance router

instancerouter

System.out.println(env);
    	List<InstanceInfo> instanceList = dc.getApplication("USER-SERVICE").getInstances().stream().filter(f->{
    		return f.getMetadata() != null && env.equals(f.getMetadata().get("env"));
    	}).collect(Collectors.toList());
    	int randomElementIndex
    	  = ThreadLocalRandom.current().nextInt(instanceList.size()) % instanceList.size();
    	InstanceInfo instanceInfo = instanceList.get(randomElementIndex);
    	System.out.println(instanceInfo.getHomePageUrl());
      
      
      
      #################################
      
      eureka:  
  client:
    service-url:
      defaultZone: http://omidp:8761/eureka/
  instance:
    metadata-map:
      env: sit         
    instance-id: ${spring.application.name}:${spring.application.instance_id:${random.value}}
      
spring:
  application:
    name: user-service