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new 413a4c3 YARN-10466.Fix NullPointerException in yarn-services
Component.java. Contributed by D M Murali Krishna Reddy
413a4c3 is described below
commit 413a4c3c05d317090c706385c51e4cabcfd92b0e
Author: Brahma Reddy Battula <bra...@apache.org>
AuthorDate: Tue Mar 30 13:52:07 2021 +0530
YARN-10466.Fix NullPointerException in yarn-services Component.java.
Contributed by D M Murali Krishna Reddy
---
.../java/org/apache/hadoop/yarn/service/component/Component.java | 5 +++++
1 file changed, 5 insertions(+)
diff --git
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/component/Component.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/component/Component.java
index 0b0ba79..0e031f4 100644
---
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/component/Component.java
+++
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/component/Component.java
@@ -830,6 +830,11 @@ public class Component implements
EventHandler<ComponentEvent> {
targetExpressions.toArray(new TargetExpression[0])).build();
break;
}
+ if (constraint == null) {
+ LOG.info("[COMPONENT {}] Placement constraint: null ",
+ componentSpec.getName());
+ continue;
+ }
// The default AND-ed final composite constraint
if (finalConstraint != null) {
finalConstraint = PlacementConstraints
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