svn commit: r798239 - in /hadoop/mapreduce/trunk: CHANGES.txt src/java/org/apache/hadoop/mapred/SpillRecord.java

[sz...@apache.org]

Author: szetszwo
Date: Mon Jul 27 17:58:18 2009
New Revision: 798239

URL: http://svn.apache.org/viewvc?rev=798239&view=rev
Log:
MAPREDUCE-782. Use PureJavaCrc32 in SpillRecord.  Contributed by Todd Lipcon

Modified:
    hadoop/mapreduce/trunk/CHANGES.txt
    hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/SpillRecord.java

Modified: hadoop/mapreduce/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/CHANGES.txt?rev=798239&r1=798238&r2=798239&view=diff
==============================================================================
--- hadoop/mapreduce/trunk/CHANGES.txt (original)
+++ hadoop/mapreduce/trunk/CHANGES.txt Mon Jul 27 17:58:18 2009
@@ -141,6 +141,9 @@
     HADOOP-6160. Fix releaseaudit target to run on specific directories. 
     (gkesavan)
 
+    MAPREDUCE-782. Use PureJavaCrc32 in SpillRecord.  (Todd Lipcon via
+    szetszwo)
+
   BUG FIXES
     MAPREDUCE-703. Sqoop requires dependency on hsqldb in ivy.
     (Aaron Kimball via matei)

Modified: hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/SpillRecord.java
URL: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/SpillRecord.java?rev=798239&r1=798238&r2=798239&view=diff
==============================================================================
--- hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/SpillRecord.java (original)
+++ hadoop/mapreduce/trunk/src/java/org/apache/hadoop/mapred/SpillRecord.java Mon Jul 27 17:58:18 2009
@@ -20,7 +20,6 @@
 import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.nio.LongBuffer;
-import java.util.zip.CRC32;
 import java.util.zip.CheckedInputStream;
 import java.util.zip.CheckedOutputStream;
 import java.util.zip.Checksum;
@@ -31,6 +30,7 @@
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.io.IOUtils;
+import org.apache.hadoop.util.PureJavaCrc32;
 
 import static org.apache.hadoop.mapred.MapTask.MAP_OUTPUT_INDEX_RECORD_LENGTH;
 
@@ -48,7 +48,7 @@
   }
 
   public SpillRecord(Path indexFileName, JobConf job) throws IOException {
-    this(indexFileName, job, new CRC32());
+    this(indexFileName, job, new PureJavaCrc32());
   }
 
   public SpillRecord(Path indexFileName, JobConf job, Checksum crc)
@@ -110,7 +110,7 @@
    */
   public void writeToFile(Path loc, JobConf job)
       throws IOException {
-    writeToFile(loc, job, new CRC32());
+    writeToFile(loc, job, new PureJavaCrc32());
   }
 
   public void writeToFile(Path loc, JobConf job, Checksum crc)