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Posted to yarn-dev@hadoop.apache.org by "Robert Kanter (JIRA)" <ji...@apache.org> on 2015/02/12 01:31:14 UTC
[jira] [Created] (YARN-3183) Some classes define hashcode() but not equals()

Robert Kanter created YARN-3183:
-----------------------------------

             Summary: Some classes define hashcode() but not equals()
                 Key: YARN-3183
                 URL: https://issues.apache.org/jira/browse/YARN-3183
             Project: Hadoop YARN
          Issue Type: Bug
    Affects Versions: 2.6.0
            Reporter: Robert Kanter
            Assignee: Robert Kanter
            Priority: Minor


These files all define {{hashCode}}, but don't define {{equals}}:
{noformat}
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingApplicationAttemptFinishEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingApplicationAttemptStartEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingApplicationFinishEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingApplicationStartEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingContainerFinishEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ahs/WritingContainerStartEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/AppAttemptFinishedEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/AppAttemptRegisteredEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/ApplicationCreatedEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/ApplicationFinishedEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/ContainerCreatedEvent.java
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/ContainerFinishedEvent.java
{noformat}

This one unnecessarily defines {{equals}}:
{noformat}
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/ResourceRetentionSet.java
{noformat}



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