From 698fa5077ac742d025e979c053b54528e09357f3 Mon Sep 17 00:00:00 2001
From: Tsz-wo Sze <szetszwo@apache.org>
Date: Mon, 15 Oct 2012 14:05:31 +0000
Subject: [PATCH] HDFS-4036. Remove "throw UnresolvedLinkException" from
 FSDirectory.unprotectedAddFile(..).  Contributed by Jing Zhao

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1398293 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt            |  3 +++
 .../hadoop/hdfs/server/namenode/FSDirectory.java       | 10 ++++------
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 9778ad25ed0..a56f86516a6 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -385,6 +385,9 @@ Release 2.0.3-alpha - Unreleased
     HDFS-4037. Rename the getReplication() method in BlockCollection to
     getBlockReplication(). (szetszwo)
 
+    HDFS-4036. Remove "throw UnresolvedLinkException" from
+    FSDirectory.unprotectedAddFile(..). (Jing Zhao via szetszwo)
+
   OPTIMIZATIONS
 
   BUG FIXES
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
index 21e98dc524d..d339e017bf2 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
@@ -213,8 +213,9 @@ public class FSDirectory implements Closeable {
 
   /**
    * Add the given filename to the fs.
-   * @throws QuotaExceededException 
-   * @throws FileAlreadyExistsException 
+   * @throws FileAlreadyExistsException
+   * @throws QuotaExceededException
+   * @throws UnresolvedLinkException
    */
   INodeFileUnderConstruction addFile(String path, 
                 PermissionStatus permissions,
@@ -265,8 +266,6 @@ public class FSDirectory implements Closeable {
     return newNode;
   }
 
-  /**
-   */
   INode unprotectedAddFile( String path, 
                             PermissionStatus permissions,
                             short replication,
@@ -275,8 +274,7 @@ public class FSDirectory implements Closeable {
                             long preferredBlockSize,
                             boolean underConstruction,
                             String clientName,
-                            String clientMachine)
-      throws UnresolvedLinkException {
+                            String clientMachine) {
     INode newNode;
     assert hasWriteLock();
     if (underConstruction) {