YARN-2238. Filtering on UI sticks even if I move away from the page.

Contributed by Jian He

(cherry picked from commit 39077dba2e)
(cherry picked from commit 84245ff3b2)

hadoop-yarn-project/CHANGES.txt

@@ -125,6 +125,9 @@ Release 2.7.1 - UNRELEASED
     YARN-3701. Isolating the error of generating a single app report when 
     getting all apps from generic history service. (Zhijie Shen via xgong)
 
+    YARN-2238. filtering on UI sticks even if I move away from the page.
+    (Jian He via xgong)
+
 Release 2.7.0 - 2015-04-20
 
   INCOMPATIBLE CHANGES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/view/JQueryUI.java

@@ -113,8 +113,12 @@ public class JQueryUI extends HtmlBlock {
   protected void initDataTables(List<String> list) {
     String defaultInit = "{bJQueryUI: true, sPaginationType: 'full_numbers'}";
     String stateSaveInit = "bStateSave : true, " +
-          "\"fnStateSave\": function (oSettings, oData) { " +
+        "\"fnStateSave\": function (oSettings, oData) { " +
-              "sessionStorage.setItem( oSettings.sTableId, JSON.stringify(oData) ); }, " +
+              " data = oData.aoSearchCols;"
+              + "for(i =0 ; i < data.length; i ++) {"
+              + "data[i].sSearch = \"\""
+              + "}"
+        + " sessionStorage.setItem( oSettings.sTableId, JSON.stringify(oData) ); }, " +
           "\"fnStateLoad\": function (oSettings) { " +
               "return JSON.parse( sessionStorage.getItem(oSettings.sTableId) );}, ";