From 34baa742739f0d4371816ee24225398affcf2d39 Mon Sep 17 00:00:00 2001
From: Sanford Ryza <sandy@apache.org>
Date: Wed, 19 Feb 2014 21:37:24 +0000
Subject: [PATCH] YARN-1718. Fix a couple isTerminals in Fair Scheduler queue
 placement rules (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1569929 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-yarn-project/CHANGES.txt                       |  3 +++
 .../scheduler/fair/QueuePlacementRule.java            |  4 ++--
 .../scheduler/fair/TestQueuePlacementPolicy.java      | 11 +++++++++++
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 1dfa87eee2b..86f8a891c34 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -14,6 +14,9 @@ Release 2.5.0 - UNRELEASED
 
   BUG FIXES 
 
+    YARN-1718. Fix a couple isTerminals in Fair Scheduler queue placement rules
+    (Sandy Ryza)
+
 Release 2.4.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueuePlacementRule.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueuePlacementRule.java
index ac0df509546..6acba27479f 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueuePlacementRule.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueuePlacementRule.java
@@ -162,7 +162,7 @@ public abstract class QueuePlacementRule {
         
     @Override
     public boolean isTerminal() {
-      return create;
+      return false;
     }
   }
 
@@ -201,7 +201,7 @@ public abstract class QueuePlacementRule {
     
     @Override
     public boolean isTerminal() {
-      return create;
+      return true;
     }
   }
   
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestQueuePlacementPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestQueuePlacementPolicy.java
index 5b5a51fa785..fd807c9d7e1 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestQueuePlacementPolicy.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestQueuePlacementPolicy.java
@@ -106,6 +106,17 @@ public class TestQueuePlacementPolicy {
     parse(sb.toString());
   }
   
+  @Test
+  public void testTerminals() throws Exception {
+    // Should make it through without an exception
+    StringBuffer sb = new StringBuffer();
+    sb.append("<queuePlacementPolicy>");
+    sb.append("  <rule name='secondaryGroupExistingQueue' create='true'/>");
+    sb.append("  <rule name='default' create='false'/>");
+    sb.append("</queuePlacementPolicy>");
+    parse(sb.toString());
+  }
+  
   private QueuePlacementPolicy parse(String str) throws Exception {
     // Read and parse the allocations file.
     DocumentBuilderFactory docBuilderFactory =