Introducing new features.两种一致性hash 算法+轮询

 package com.crossoverjie.cim.common.route.algorithm;
 
+import java.util.List;
+
 /**
  * Function:
  *
@@ -9,5 +11,5 @@ package com.crossoverjie.cim.common.route.algorithm;
  */
 public interface RouteHandle {
 
-    String selectServer() ;
+    String selectServer(List<String> values) ;
 }

@@ -2,6 +2,8 @@ package com.crossoverjie.cim.common.route.algorithm.consistenthash;
 
 import com.crossoverjie.cim.common.route.algorithm.RouteHandle;
 
+import java.util.List;
+
 /**
  * Function:
  *
@@ -15,7 +17,7 @@ public class ConsistentHashHandle implements RouteHandle {
 
 
     @Override
-    public String selectServer() {
+    public String selectServer(List<String> values) {
         return null;
     }
 }

+package com.crossoverjie.cim.common.route.algorithm.loop;
+
+import com.crossoverjie.cim.common.route.algorithm.RouteHandle;
+
+import java.util.List;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * Function:
+ *
+ * @author crossoverJie
+ * Date: 2019-02-27 15:13
+ * @since JDK 1.8
+ */
+public class LoopHandle implements RouteHandle {
+    private AtomicLong index = new AtomicLong();
+
+    @Override
+    public String selectServer(List<String> values) {
+        if (values.size() == 0) {
+            throw new RuntimeException("CIM 服务器可用服务列表为空");
+        }
+        Long position = index.incrementAndGet() % values.size();
+        if (position < 0) {
+            position = 0L;
+        }
+
+        return values.get(position.intValue());
+    }
+}

 package com.crossoverjie.cim.route.config;
 
+import com.crossoverjie.cim.common.route.algorithm.RouteHandle;
+import com.crossoverjie.cim.common.route.algorithm.loop.LoopHandle;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
 import com.google.common.cache.LoadingCache;
@@ -73,4 +75,9 @@ public class BeanConfig {
                 .retryOnConnectionFailure(true);
         return builder.build();
     }
+
+    @Bean
+    public RouteHandle buildRouteHandle(){
+        return new LoopHandle() ;
+    }
 }

@@ -5,6 +5,7 @@ import com.crossoverjie.cim.common.exception.CIMException;
 import com.crossoverjie.cim.common.pojo.CIMUserInfo;
 import com.crossoverjie.cim.common.res.BaseResponse;
 import com.crossoverjie.cim.common.res.NULLBody;
+import com.crossoverjie.cim.common.route.algorithm.RouteHandle;
 import com.crossoverjie.cim.route.cache.ServerCache;
 import com.crossoverjie.cim.route.service.AccountService;
 import com.crossoverjie.cim.route.service.UserInfoCacheService;
@@ -48,6 +49,10 @@ public class RouteController {
     @Autowired
     private UserInfoCacheService userInfoCacheService ;
 
+
+    @Autowired
+    private RouteHandle routeHandle ;
+
     @ApiOperation("群聊 API")
     @RequestMapping(value = "groupRoute", method = RequestMethod.POST)
     @ResponseBody()
@@ -145,7 +150,8 @@ public class RouteController {
         //登录校验
         StatusEnum status = accountService.login(loginReqVO);
         if (status == StatusEnum.SUCCESS) {
-            String server = serverCache.selectServer();
+
+            String server = routeHandle.selectServer(serverCache.getAll());
             String[] serverInfo = server.split(":");
             CIMServerResVO vo = new CIMServerResVO(serverInfo[0], Integer.parseInt(serverInfo[1]),Integer.parseInt(serverInfo[2]));