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HBASE-6691 HFile quarantine fails with missing files in hadoop 2.0 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1380790 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jonathan Hsieh 2012-09-04 18:26:28 +00:00
parent 9783392fab
commit d97362910c
1 changed files with 27 additions and 7 deletions
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34
hbase-server/src/main/java/org/apache/hadoop/hbase/fs/HFileSystem.java
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@ -23,9 +23,11 @@ package org.apache.hadoop.hbase.fs;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.lang.reflect.Proxy;
import java.lang.reflect.UndeclaredThrowableException;
import java.net.URI;
import org.apache.commons.logging.Log;
@ -258,14 +260,32 @@ public class HFileSystem extends FilterFileSystem {
new InvocationHandler() {
public Object invoke(Object proxy, Method method,
Object[] args) throws Throwable {
Object res = method.invoke(cp, args);
if (res != null && args.length == 3 && "getBlockLocations".equals(method.getName())
&& res instanceof LocatedBlocks
&& args[0] instanceof String
&& args[0] != null) {
lrb.reorderBlocks(conf, (LocatedBlocks) res, (String) args[0]);
try {
Object res = method.invoke(cp, args);
if (res != null && args.length == 3 && "getBlockLocations".equals(method.getName())
&& res instanceof LocatedBlocks
&& args[0] instanceof String
&& args[0] != null) {
lrb.reorderBlocks(conf, (LocatedBlocks) res, (String) args[0]);
}
return res;
} catch (InvocationTargetException ite) {
// We will have this for all the exception, checked on not, sent
// by any layer, including the functional exception
Throwable cause = ite.getCause();
if (cause == null){
throw new RuntimeException(
"Proxy invocation failed and getCause is null", ite);
}
if (cause instanceof UndeclaredThrowableException) {
Throwable causeCause = cause.getCause();
if (causeCause == null) {
throw new RuntimeException("UndeclaredThrowableException had null cause!");
}
cause = cause.getCause();
}
throw cause;
}
return res;
}
});
}