From 38887e44fc387b7c3c1121b8889ffcb36830e18b Mon Sep 17 00:00:00 2001
From: Shuhei Yamasaki <yamasakisua@oss.nttdata.com>
Date: Thu, 4 Mar 2021 18:04:59 +0800
Subject: [PATCH] HBASE-23578 [UI] Master UI shows long stack traces when table
 is broken

---
 .../main/resources/hbase-webapps/master/table.jsp   | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/hbase-server/src/main/resources/hbase-webapps/master/table.jsp b/hbase-server/src/main/resources/hbase-webapps/master/table.jsp
index e0fd0d1dd192..12bd2f0efe4c 100644
--- a/hbase-server/src/main/resources/hbase-webapps/master/table.jsp
+++ b/hbase-server/src/main/resources/hbase-webapps/master/table.jsp
@@ -1089,9 +1089,18 @@
 </table>
 
 <% }
-} catch(Exception ex) {
+} catch(Exception ex) { %>
+  Unknown Issue with Regions
+  <div onclick="document.getElementById('closeStackTrace').style.display='block';document.getElementById('openStackTrace').style.display='none';">
+    <a id="openStackTrace" style="cursor:pointer;"> Show StackTrace</a>
+  </div>
+  <div id="closeStackTrace" style="display:none;clear:both;">
+    <div onclick="document.getElementById('closeStackTrace').style.display='none';document.getElementById('openStackTrace').style.display='block';">
+      <a style="cursor:pointer;"> Close StackTrace</a>
+    </div>
+  <%
   for(StackTraceElement element : ex.getStackTrace()) {
-    %><%= StringEscapeUtils.escapeHtml4(element.toString()) %><%
+    %><%= StringEscapeUtils.escapeHtml4(element.toString() + "\n") %><%
   }
 }
 } // end else