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https://issues.apache.org/jira/browse/YARN-11492?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17721987#comment-17721987
 ] 

ASF GitHub Bot commented on YARN-11492:
---------------------------------------

slfan1989 commented on code in PR #5636:
URL: https://github.com/apache/hadoop/pull/5636#discussion_r1191851956


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterWebServiceUtil.java:
##########
@@ -363,14 +363,30 @@ public static AppsInfo mergeAppsInfo(ArrayList<AppInfo> 
appsInfo,
    */
   protected static Client createJerseyClient(Configuration conf) {
     Client client = Client.create();
-    client.setConnectTimeout((int) conf
-        .getTimeDuration(YarnConfiguration.ROUTER_WEBAPP_CONNECT_TIMEOUT,
-            YarnConfiguration.DEFAULT_ROUTER_WEBAPP_CONNECT_TIMEOUT,
-            TimeUnit.MILLISECONDS));
-    client.setReadTimeout((int) conf
-        .getTimeDuration(YarnConfiguration.ROUTER_WEBAPP_READ_TIMEOUT,
-            YarnConfiguration.DEFAULT_ROUTER_WEBAPP_READ_TIMEOUT,
-            TimeUnit.MILLISECONDS));
+
+    long connectTimeOut = 
conf.getTimeDuration(YarnConfiguration.ROUTER_WEBAPP_CONNECT_TIMEOUT,
+        YarnConfiguration.DEFAULT_ROUTER_WEBAPP_CONNECT_TIMEOUT, 
TimeUnit.MILLISECONDS);
+    long readTimeout = 
conf.getTimeDuration(YarnConfiguration.ROUTER_WEBAPP_READ_TIMEOUT,

Review Comment:
   Thank you for your help in reviewing the code! I will first fix the java doc 
involved in this pr, and then I will submit a separate pr to fix all the java 
docs related to `yarn federation` (different modules may require 1-2 pr).





> Improve createJerseyClient#setConnectTimeout Code
> -------------------------------------------------
>
>                 Key: YARN-11492
>                 URL: https://issues.apache.org/jira/browse/YARN-11492
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: federation
>    Affects Versions: 3.4.0
>            Reporter: Shilun Fan
>            Assignee: Shilun Fan
>            Priority: Major
>              Labels: pull-request-available
>
> createJerseyClient#setConnectTimeout There is a type conversion code that 
> converts long to int, we should be careful with this part of code, I added 
> some verification rules.



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