From 87e449fd239b68339f9008897a74ee155e98f2ba Mon Sep 17 00:00:00 2001
From: Andrew Wang <wang@apache.org>
Date: Fri, 30 Aug 2013 00:32:03 +0000
Subject: [PATCH] HADOOP-9909. org.apache.hadoop.fs.Stat should permit other
 LANG. (Shinichi Yamashita via Andrew Wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1518862 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-common-project/hadoop-common/CHANGES.txt            | 3 +++
 .../src/main/java/org/apache/hadoop/fs/Stat.java           | 6 ++++++
 .../src/main/java/org/apache/hadoop/util/Shell.java        | 7 +++++++
 .../src/test/java/org/apache/hadoop/fs/TestStat.java       | 6 ++++++
 4 files changed, 22 insertions(+)

diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 660085aa89c..7f88052df20 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -357,6 +357,9 @@ Release 2.3.0 - UNRELEASED
     HADOOP-9877. Fix listing of snapshot directories in globStatus.
     (Binglin Chang via Andrew Wang)
 
+    HADOOP-9909. org.apache.hadoop.fs.Stat should permit other LANG.
+    (Shinichi Yamashita via Andrew Wang)
+
 Release 2.1.1-beta - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/Stat.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/Stat.java
index 36dd8811e77..960f5cef3c3 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/Stat.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/Stat.java
@@ -20,6 +20,8 @@ package org.apache.hadoop.fs;
 import java.io.BufferedReader;
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.NoSuchElementException;
 import java.util.StringTokenizer;
 
@@ -62,6 +64,10 @@ public class Stat extends Shell {
     this.path = new Path(qualified.toUri().getPath());
     this.blockSize = blockSize;
     this.dereference = deref;
+    // LANG = C setting
+    Map<String, String> env = new HashMap<String, String>();
+    env.put("LANG", "C");
+    setEnvironment(env);
   }
 
   public FileStatus getFileStatus() throws IOException {
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java
index 9f6fcc21257..8013f22b97a 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/Shell.java
@@ -540,6 +540,13 @@ abstract public class Shell {
   protected abstract void parseExecResult(BufferedReader lines)
   throws IOException;
 
+  /** 
+   * Get the environment variable
+   */
+  public String getEnvironment(String env) {
+    return environment.get(env);
+  }
+  
   /** get the current sub-process executing the given command 
    * @return process executing the command
    */
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestStat.java b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestStat.java
index 4397f2d534c..506facf0c64 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestStat.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestStat.java
@@ -17,6 +17,7 @@
  */
 package org.apache.hadoop.fs;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
@@ -119,4 +120,9 @@ public class TestStat {
       // expected
     }
   }
+  
+  @Test(timeout=10000)
+  public void testStatEnvironment() throws Exception {
+    assertEquals(stat.getEnvironment("LANG"), "C");
+  }
 }