fix NPE in sql executions page.

apache · Feb 4, 2018 · f1ee7fa · f1ee7fa
1 parent 551dff2
commit f1ee7fa
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/ui/AllExecutionsPage.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/ui/AllExecutionsPage.scala
@@ -179,7 +179,7 @@ private[ui] abstract class ExecutionTable(
   }
 
   private def descriptionCell(execution: SQLExecutionUIData): Seq[Node] = {
-    val details = if (execution.details.nonEmpty) {
+    val details = if (execution.details != null) {
       <span onclick="clickDetail(this)" class="expand-details">
         +details
       </span> ++
@@ -190,8 +190,10 @@ private[ui] abstract class ExecutionTable(
       Nil
     }
 
-    val desc = {
+    val desc = if (execution.description != null) {
       <a href={executionURL(execution.executionId)}>{execution.description}</a>
+    } else {
+      <a href={executionURL(execution.executionId)}>{execution.executionId}</a>
     }
 
     <div>{desc} {details}</div>