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Hudson commented on HADOOP-12052: --------------------------------- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #223 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/223/]) HADOOP-12052 IPC client downgrades all exception types to IOE, breaks callers trying to use them. (Brahma Reddy Battula via stevel) (stevel: rev 18f680977684710037c07bb068383791e8a33a9e) * hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java * hadoop-common-project/hadoop-common/CHANGES.txt > IPC client downgrades all exception types to IOE, breaks callers trying to > use them > ----------------------------------------------------------------------------------- > > Key: HADOOP-12052 > URL: https://issues.apache.org/jira/browse/HADOOP-12052 > Project: Hadoop Common > Issue Type: Bug > Reporter: Steve Loughran > Assignee: Brahma Reddy Battula > Priority: Critical > Attachments: HADOOP-12052.patch > > > The HADOOP-11772 cache changes mean that an exception such as > {{UnknownHostException}} being raised on a Client connect is now being > returned as a simple {{IOException}}, wrapping an {{ExecutionException}}, > with the real exception being hidden inside that. > This breaks any application which uses the exception class in a try/catch > statement so as to choose different actions depending on the failure mode. > This has surfaced in the SLIDER-896 tests, but is likely to happen in > production too. -- This message was sent by Atlassian JIRA (v6.3.4#6332)