[ISSUE #1574] change GET_ROUTEINTO_BY_TOPIC to GET_ROUTEINFO_BY_TOPIC

[ISSUE #1574] change GET_ROUTEINTO_BY_TOPIC to GET_ROUTEINFO_BY_TOPIC

client/src/main/java/org/apache/rocketmq/client/impl/MQClientAPIImpl.java

@@ -1366,7 +1366,7 @@ public class MQClientAPIImpl {
         GetRouteInfoRequestHeader requestHeader = new GetRouteInfoRequestHeader();
         requestHeader.setTopic(topic);
 
-        RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_ROUTEINTO_BY_TOPIC, requestHeader);
+        RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_ROUTEINFO_BY_TOPIC, requestHeader);
 
         RemotingCommand response = this.remotingClient.invokeSync(null, request, timeoutMillis);
         assert response != null;

common/src/main/java/org/apache/rocketmq/common/protocol/RequestCode.java

@@ -89,7 +89,7 @@ public class RequestCode {
     public static final int REGISTER_BROKER = 103;
 
     public static final int UNREGISTER_BROKER = 104;
-    public static final int GET_ROUTEINTO_BY_TOPIC = 105;
+    public static final int GET_ROUTEINFO_BY_TOPIC = 105;
 
     public static final int GET_BROKER_CLUSTER_INFO = 106;
     public static final int UPDATE_AND_CREATE_SUBSCRIPTIONGROUP = 200;

namesrv/src/main/java/org/apache/rocketmq/namesrv/processor/DefaultRequestProcessor.java

@@ -97,7 +97,7 @@ public class DefaultRequestProcessor extends AsyncNettyRequestProcessor implemen
                 }
             case RequestCode.UNREGISTER_BROKER:
                 return this.unregisterBroker(ctx, request);
-            case RequestCode.GET_ROUTEINTO_BY_TOPIC:
+            case RequestCode.GET_ROUTEINFO_BY_TOPIC:
                 return this.getRouteInfoByTopic(ctx, request);
             case RequestCode.GET_BROKER_CLUSTER_INFO:
                 return this.getBrokerClusterInfo(ctx, request);