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HADOOP-7377. Fix command name handling affecting DFSAdmin. Contributed by Daryn Sharp. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1136223 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Matthew Foley 2011-06-15 22:24:07 +00:00
parent 7728f03f08
commit 4c290b51fa
2 changed files with 8 additions and 2 deletions
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3
common/CHANGES.txt
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@ -315,6 +315,9 @@ Trunk (unreleased changes)
HADOOP-7390. VersionInfo not generated properly in git after unsplit. (todd
via atm)
HADOOP-7377. Fix command name handling affecting DFSAdmin. (Daryn Sharp
via mattf)
Release 0.22.0 - Unreleased
INCOMPATIBLE CHANGES

7
common/src/java/org/apache/hadoop/fs/shell/Command.java
View File

@ -20,6 +20,7 @@
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.PrintStream;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedList;
@ -378,7 +379,7 @@ public void displayWarning(String message) {
public String getName() {
return (name == null)
? getCommandField("NAME")
: name.startsWith("-") ? name.substring(1) : name; // this is a historical method
: name.startsWith("-") ? name.substring(1) : name;
}
/**
@ -433,7 +434,9 @@ public String getReplacementCommand() {
private String getCommandField(String field) {
String value;
try {
value = this.getClass().getField(field).get(this).toString();
Field f = this.getClass().getDeclaredField(field);
f.setAccessible(true);
value = f.get(this).toString();
} catch (Exception e) {
throw new RuntimeException(
"failed to get " + this.getClass().getSimpleName()+"."+field, e);