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HBASE-5680 Improve compatibility warning about HBase with Hadoop 0.23.x 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1310429 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jonathan Hsieh 2012-04-06 16:03:42 +00:00
parent ccc24e39f9
commit 4317892dce
1 changed files with 11 additions and 1 deletions
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12
src/main/java/org/apache/hadoop/hbase/master/HMaster.java
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@ -357,7 +357,17 @@ Server {
loop();
}
} catch (Throwable t) {
abort("Unhandled exception. Starting shutdown.", t);
// HBASE-5680: Likely hadoop23 vs hadoop 20.x/1.x incompatibility
if (t instanceof NoClassDefFoundError &&
t.getMessage().contains("org/apache/hadoop/hdfs/protocol/FSConstants$SafeModeAction")) {
// improved error message for this special case
abort("HBase is having a problem with its Hadoop jars. You may need to "
+ "recompile HBase against Hadoop version "
+ org.apache.hadoop.util.VersionInfo.getVersion()
+ " or change your hadoop jars to start properly", t);
} else {
abort("Unhandled exception. Starting shutdown.", t);
}
} finally {
startupStatus.cleanup();