Author: todd
Date: Thu May 12 07:21:45 2011
New Revision: 1102188
URL: http://svn.apache.org/viewvc?rev=1102188&view=rev
Log:
MAPREDUCE-2383. Improve documentation of DistributedCache methods. Contributed
by Harsh J Chouraria.
Modified:
hadoop/mapreduce/branches/branch-0.22/CHANGES.txt
hadoop/mapreduce/branches/branch-0.22/src/java/org/apache/hadoop/mapreduce/Job.java
Modified: hadoop/mapreduce/branches/branch-0.22/CHANGES.txt
URL:
http://svn.apache.org/viewvc/hadoop/mapreduce/branches/branch-0.22/CHANGES.txt?rev=1102188&r1=1102187&r2=1102188&view=diff
==============================================================================
--- hadoop/mapreduce/branches/branch-0.22/CHANGES.txt (original)
+++ hadoop/mapreduce/branches/branch-0.22/CHANGES.txt Thu May 12 07:21:45 2011
@@ -197,6 +197,9 @@ Release 0.22.0 - Unreleased
MAPREDUCE-2410. Add entry to streaming FAQ about how streaming reducers
receive keys. (Harsh J Chouraria via todd)
+ MAPREDUCE-2383. Improve documentation of DistributedCache methods (Harsh J
+ Chouraria via todd)
+
OPTIMIZATIONS
MAPREDUCE-1354. Enhancements to JobTracker for better performance and
Modified:
hadoop/mapreduce/branches/branch-0.22/src/java/org/apache/hadoop/mapreduce/Job.java
URL:
http://svn.apache.org/viewvc/hadoop/mapreduce/branches/branch-0.22/src/java/org/apache/hadoop/mapreduce/Job.java?rev=1102188&r1=1102187&r2=1102188&view=diff
==============================================================================
---
hadoop/mapreduce/branches/branch-0.22/src/java/org/apache/hadoop/mapreduce/Job.java
(original)
+++
hadoop/mapreduce/branches/branch-0.22/src/java/org/apache/hadoop/mapreduce/Job.java
Thu May 12 07:21:45 2011
@@ -856,6 +856,11 @@ public class Job extends JobContextImpl
* Add an file path to the current set of classpath entries It adds the file
* to cache as well.
*
+ * Files added with this method will not be unpacked while being added to the
+ * classpath.
+ * To add archives to classpath, use the {@link #addArchiveToClassPath(Path)}
+ * method instead.
+ *
* @param file Path of the file to be added
*/
public void addFileToClassPath(Path file)
@@ -868,6 +873,9 @@ public class Job extends JobContextImpl
* Add an archive path to the current set of classpath entries. It adds the
* archive to cache as well.
*
+ * Archive files will be unpacked and added to the classpath
+ * when being distributed.
+ *
* @param archive Path of the archive to be added
*/
public void addArchiveToClassPath(Path archive)
