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MAPREDUCE-5274. Bring back SecureShuffleUtils.toHex in mapreduce for binary compatibility with 1.x APIs. Contributed by Mayank Bansal. 

svn merge --ignore-ancestry -c 1488625 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1488626 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinod Kumar Vavilapalli 2013-06-01 22:22:27 +00:00
parent 3de04e6401
commit 17476d2fa7
2 changed files with 18 additions and 0 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -136,6 +136,9 @@ Release 2.1.0-beta - UNRELEASED
MAPREDUCE-5229. Put back FileOutputCommitter.TEMP_DIR_NAME in mapreduce for
binary compatibility with 1.x APIs. (Zhijie Shen via vinodkv)
MAPREDUCE-5274. Bring back SecureShuffleUtils.toHex in mapreduce for binary
compatibility with 1.x APIs. (Mayank Bansal via vinodkv)
OPTIMIZATIONS
MAPREDUCE-4974. Optimising the LineRecordReader initialize() method

15
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/SecureShuffleUtils.java
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@ -132,4 +132,19 @@ public static String buildMsgFrom(HttpServletRequest request ) {
private static String buildMsgFrom(String uri_path, String uri_query, int port) {
return String.valueOf(port) + uri_path + "?" + uri_query;
}
/**
* byte array to Hex String
*
* @param ba
* @return string with HEX value of the key
*/
public static String toHex(byte[] ba) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PrintStream ps = new PrintStream(baos);
for (byte b : ba) {
ps.printf("%x", b);
}
return baos.toString();
}
}