Author: szetszwo
Date: Tue Feb 14 21:49:02 2012
New Revision: 1244226

URL: http://svn.apache.org/viewvc?rev=1244226&view=rev
Log:
Merge r1242606 through r1244221 from 0.23.

Added:
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/conf/core-site.xml
      - copied unchanged from r1244221, 
hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/conf/core-site.xml
Modified:
    hadoop/common/branches/branch-0.23-PB/hadoop-common-project/   (props 
changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-auth/   
(props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/  
 (props changed)
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt
   (contents, props changed)
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/docs/
   (props changed)
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/
   (props changed)
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleStat.java
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Credentials.java
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/core/
   (props changed)
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/util/TestSampleStat.java
    
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestCredentials.java

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-common-project/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,2 +1,2 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1163981,1164255,1164301,1164339,1166009,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928
+/hadoop/common/branches/branch-0.23/hadoop-common-project:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1163981,1164255,1164301,1164339,1166009,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928,1243065,1243104

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-auth/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,2 +1,2 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project/hadoop-auth:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1163981,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1179869,1182189,1182205,1182214,1189357,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-auth:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project/hadoop-auth:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1163981,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1179869,1182189,1182205,1182214,1189357,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928,1243065,1243104

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,2 +1,2 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project/hadoop-common:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166009,1166402,1167318,1167383,1170379,1170459,1171221,1171297,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1179869,1182189,1182205,1182214,1182641,1183132,1189357,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1209246,1210208,1210319-1210320,1212004,1212021,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213598,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227861,1227964,1229347,1230
 
398,1231569,1231572,1231627,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239386,1239752,1240897,1240928,1242485
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project/hadoop-common:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166009,1166402,1167318,1167383,1170379,1170459,1171221,1171297,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1179869,1182189,1182205,1182214,1182641,1183132,1189357,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1209246,1210208,1210319-1210320,1212004,1212021,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213598,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227861,1227964,1229347,1230
 
398,1231569,1231572,1231627,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239386,1239752,1240897,1240928,1242485,1243065,1243104

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt
 Tue Feb 14 21:49:02 2012
@@ -68,6 +68,8 @@ Release 0.23.2 - UNRELEASED
   NEW FEATURES
 
   IMPROVEMENTS
+    HADOOP-8048. Allow merging of Credentials (Daryn Sharp via tgraves)
+ 
     HADOOP-8032. mvn site:stage-deploy should be able to use the scp protocol
     to stage documents (Ravi Prakash via tgraves)
 
@@ -75,6 +77,8 @@ Release 0.23.2 - UNRELEASED
     (szetszwo)
 
   OPTIMIZATIONS
+    HADOOP-8071. Avoid an extra packet in client code when nagling is
+    disabled. (todd)
 
   BUG FIXES
 
@@ -85,6 +89,14 @@ Release 0.23.2 - UNRELEASED
     HADOOP-8035 Hadoop Maven site is inefficient and runs phases redundantly
     (abayer via tucu)
 
+    HADOOP-8051 HttpFS documentation it is not wired to the generated site 
(tucu)
+
+    HADOOP-8055. Hadoop tarball distribution lacks a core-site.xml (harsh)
+
+    HADOOP-8052. Hadoop Metrics2 should emit Float.MAX_VALUE (instead of 
+    Double.MAX_VALUE) to avoid making Ganglia's gmetad core. (Varun Kapoor
+    via mattf)
+
 Release 0.23.1 - 2012-02-08 
 
   INCOMPATIBLE CHANGES

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/CHANGES.txt
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,6 +1,6 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/CHANGES.txt:1227776-1242605
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/CHANGES.txt:1227776-1244221
 /hadoop/common/branches/yahoo-merge/CHANGES.txt:1079157,1079163-1079164,1079167
-/hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164771,1166009,1166402,1167318,1167383,1169986,1170046,1170379,1170459,1171221,1171297,1171894,1171909,1172186,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1179869,1182189,1182205,1182214,1182641,1183132,1189357,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204376,1204388,1205260,1206830,1207694,1208153,1208313,1209246,1210208,1210319-1210320,1212004,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213598,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350-1226351,1227091,1227165,1227423,1227861,
 
1227964,1229347,1230398,1231569,1231572,1231627,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239386,1239752,1240897,1240928,1242485
+/hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164771,1166009,1166402,1167318,1167383,1169986,1170046,1170379,1170459,1171221,1171297,1171894,1171909,1172186,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1179869,1182189,1182205,1182214,1182641,1183132,1189357,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204376,1204388,1205260,1206830,1207694,1208153,1208313,1209246,1210208,1210319-1210320,1212004,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213598,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350-1226351,1227091,1227165,1227423,1227861,
 
1227964,1229347,1230398,1231569,1231572,1231627,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239386,1239752,1240897,1240928,1242485,1243065,1243104
 /hadoop/core/branches/branch-0.18/CHANGES.txt:727226
 /hadoop/core/branches/branch-0.19/CHANGES.txt:713112
 /hadoop/core/trunk/CHANGES.txt:776175-785643,785929-786278

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/docs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,3 +1,3 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/docs:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/docs:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166402,1167318,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1183132,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1209246,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/docs:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/docs:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166402,1167318,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1183132,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1209246,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928,1243065,1243104
 /hadoop/core/branches/branch-0.19/src/docs:713112

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,4 +1,4 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/java:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166402,1167318,1167383,1170379,1170459,1171221,1171297,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1182189,1182205,1182214,1182641,1183132,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1210208,1210319-1210320,1212004,1212021,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227861,1227964,1229347,1230398,1231569,1231572,123162
 
7,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239752,1240897,1240928
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/main/java:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1164771,1166402,1167318,1167383,1170379,1170459,1171221,1171297,1172916,1173402,1176550,1176986,1177002,1177035,1177399,1177487,1177531,1177859,1177864,1178639,1179512,1182189,1182205,1182214,1182641,1183132,1189613,1189932,1189982,1190109,1190611,1195575,1195760,1196113,1196129,1197885,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204363,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1210208,1210319-1210320,1212004,1212021,1212062,1212073,1212084,1212615,1213537,1213586,1213592-1213593,1213619,1213954,1214046,1214114,1214499,1215358,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227861,1227964,1229347,1230398,1231569,1231572,123162
 
7,1231640,1231732,1233605,1234555,1235135,1235137,1235956,1236444,1236456,1239752,1240897,1240928,1243065,1243104
 /hadoop/core/branches/branch-0.19/core/src/java:713112
 /hadoop/core/trunk/src/core:776175-785643,785929-786278

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
 Tue Feb 14 21:49:02 2012
@@ -799,9 +799,12 @@ public class Client {
           header.write(d);
           call.rpcRequest.write(d);
           byte[] data = d.getData();
-          int dataLength = d.getLength();
-          out.writeInt(dataLength);      //first put the data length
-          out.write(data, 0, dataLength);//write the data
+          int dataLength = d.getLength() - 4;
+          data[0] = (byte)((dataLength >>> 24) & 0xff);
+          data[1] = (byte)((dataLength >>> 16) & 0xff);
+          data[2] = (byte)((dataLength >>> 8) & 0xff);
+          data[3] = (byte)(dataLength & 0xff);
+          out.write(data, 0, dataLength + 4);//write the data
           out.flush();
         }
       } catch(IOException e) {

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleStat.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleStat.java?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleStat.java
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleStat.java
 Tue Feb 14 21:49:02 2012
@@ -143,8 +143,16 @@ public class SampleStat {
   @SuppressWarnings("PublicInnerClass")
   public static class MinMax {
 
-    private double min = Double.MAX_VALUE;
-    private double max = Double.MIN_VALUE;
+    // Float.MAX_VALUE is used rather than Double.MAX_VALUE, even though the
+    // min and max variables are of type double.
+    // Float.MAX_VALUE is big enough, and using Double.MAX_VALUE makes 
+    // Ganglia core due to buffer overflow.
+    // The same reasoning applies to the MIN_VALUE counterparts.
+    static final double DEFAULT_MIN_VALUE = Float.MAX_VALUE;
+    static final double DEFAULT_MAX_VALUE = Float.MIN_VALUE;
+
+    private double min = DEFAULT_MIN_VALUE;
+    private double max = DEFAULT_MAX_VALUE;
 
     public void add(double value) {
       if (value > max) max = value;
@@ -155,8 +163,8 @@ public class SampleStat {
     public double max() { return max; }
 
     public void reset() {
-      min = Double.MAX_VALUE;
-      max = Double.MIN_VALUE;
+      min = DEFAULT_MIN_VALUE;
+      max = DEFAULT_MAX_VALUE;
     }
 
     public void reset(MinMax other) {

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Credentials.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Credentials.java?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Credentials.java
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Credentials.java
 Tue Feb 14 21:49:02 2012
@@ -230,14 +230,34 @@ public class Credentials implements Writ
  
   /**
    * Copy all of the credentials from one credential object into another.
+   * Existing secrets and tokens are overwritten.
    * @param other the credentials to copy
    */
   public void addAll(Credentials other) {
+    addAll(other, true);
+  }
+
+  /**
+   * Copy all of the credentials from one credential object into another.
+   * Existing secrets and tokens are not overwritten.
+   * @param other the credentials to copy
+   */
+  public void mergeAll(Credentials other) {
+    addAll(other, false);
+  }
+
+  private void addAll(Credentials other, boolean overwrite) {
     for(Map.Entry<Text, byte[]> secret: other.secretKeysMap.entrySet()) {
-      secretKeysMap.put(secret.getKey(), secret.getValue());
+      Text key = secret.getKey();
+      if (!secretKeysMap.containsKey(key) || overwrite) {
+        secretKeysMap.put(key, secret.getValue());
+      }
     }
     for(Map.Entry<Text, Token<?>> token: other.tokenMap.entrySet()){
-      tokenMap.put(token.getKey(), token.getValue());
+      Text key = token.getKey();
+      if (!tokenMap.containsKey(key) || overwrite) {
+        tokenMap.put(key, token.getValue());
+      }
     }
   }
 }

Propchange: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/core/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 14 21:49:02 2012
@@ -1,4 +1,4 @@
-/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/test/core:1227776-1242605
-/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/core:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1166009,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1183132,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928
+/hadoop/common/branches/branch-0.23/hadoop-common-project/hadoop-common/src/test/core:1227776-1244221
+/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/core:1161777,1161781,1162008,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163456,1163465,1163490,1163768,1163852,1163858,1164255,1164301,1164339,1166009,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1183132,1189613,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1239752,1240897,1240928,1243065,1243104
 /hadoop/core/branches/branch-0.19/core/src/test/core:713112
 /hadoop/core/trunk/src/test/core:776175-785643,785929-786278

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/util/TestSampleStat.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/util/TestSampleStat.java?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/util/TestSampleStat.java
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/util/TestSampleStat.java
 Tue Feb 14 21:49:02 2012
@@ -36,8 +36,8 @@ public class TestSampleStat {
     assertEquals("mean", 0.0, stat.mean(), EPSILON);
     assertEquals("variance", 0.0, stat.variance(), EPSILON);
     assertEquals("stddev", 0.0, stat.stddev(), EPSILON);
-    assertEquals("min", Double.MAX_VALUE, stat.min(), EPSILON);
-    assertEquals("max", Double.MIN_VALUE, stat.max(), EPSILON);
+    assertEquals("min", SampleStat.MinMax.DEFAULT_MIN_VALUE, stat.min(), 
EPSILON);
+    assertEquals("max", SampleStat.MinMax.DEFAULT_MAX_VALUE, stat.max(), 
EPSILON);
 
     stat.add(3);
     assertEquals("num samples", 1L, stat.numSamples());
@@ -60,8 +60,8 @@ public class TestSampleStat {
     assertEquals("mean", 0.0, stat.mean(), EPSILON);
     assertEquals("variance", 0.0, stat.variance(), EPSILON);
     assertEquals("stddev", 0.0, stat.stddev(), EPSILON);
-    assertEquals("min", Double.MAX_VALUE, stat.min(), EPSILON);
-    assertEquals("max", Double.MIN_VALUE, stat.max(), EPSILON);
+    assertEquals("min", SampleStat.MinMax.DEFAULT_MIN_VALUE, stat.min(), 
EPSILON);
+    assertEquals("max", SampleStat.MinMax.DEFAULT_MAX_VALUE, stat.max(), 
EPSILON);
   }
 
 }

Modified: 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestCredentials.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestCredentials.java?rev=1244226&r1=1244225&r2=1244226&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestCredentials.java
 (original)
+++ 
hadoop/common/branches/branch-0.23-PB/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestCredentials.java
 Tue Feb 14 21:49:02 2012
@@ -137,4 +137,81 @@ public class TestCredentials {
     }
     tmpFileName.delete();
   }
+
+  static Text secret[] = {
+      new Text("secret1"),
+      new Text("secret2"),
+      new Text("secret3"),
+      new Text("secret4")
+  };
+  static Text service[] = {
+      new Text("service1"),
+      new Text("service2"),
+      new Text("service3"),
+      new Text("service4")
+  };
+  static Token<?> token[] = {
+      new Token<TokenIdentifier>(),
+      new Token<TokenIdentifier>(),
+      new Token<TokenIdentifier>(),
+      new Token<TokenIdentifier>()
+  };
+  
+  @Test
+  public void addAll() {
+    Credentials creds = new Credentials();
+    creds.addToken(service[0], token[0]);
+    creds.addToken(service[1], token[1]);
+    creds.addSecretKey(secret[0], secret[0].getBytes());
+    creds.addSecretKey(secret[1], secret[1].getBytes());
+
+    Credentials credsToAdd = new Credentials();
+    // one duplicate with different value, one new
+    credsToAdd.addToken(service[0], token[3]);
+    credsToAdd.addToken(service[2], token[2]);
+    credsToAdd.addSecretKey(secret[0], secret[3].getBytes());
+    credsToAdd.addSecretKey(secret[2], secret[2].getBytes());
+    
+    creds.addAll(credsToAdd);
+    assertEquals(3, creds.numberOfTokens());
+    assertEquals(3, creds.numberOfSecretKeys());
+    // existing token & secret should be overwritten
+    assertEquals(token[3], creds.getToken(service[0]));
+    assertEquals(secret[3], new Text(creds.getSecretKey(secret[0])));
+    // non-duplicate token & secret should be present
+    assertEquals(token[1], creds.getToken(service[1]));
+    assertEquals(secret[1], new Text(creds.getSecretKey(secret[1])));
+    // new token & secret should be added
+    assertEquals(token[2], creds.getToken(service[2]));
+    assertEquals(secret[2], new Text(creds.getSecretKey(secret[2])));
+  }
+
+  @Test
+  public void mergeAll() {
+    Credentials creds = new Credentials();
+    creds.addToken(service[0], token[0]);
+    creds.addToken(service[1], token[1]);
+    creds.addSecretKey(secret[0], secret[0].getBytes());
+    creds.addSecretKey(secret[1], secret[1].getBytes());
+    
+    Credentials credsToAdd = new Credentials();
+    // one duplicate with different value, one new
+    credsToAdd.addToken(service[0], token[3]);
+    credsToAdd.addToken(service[2], token[2]);
+    credsToAdd.addSecretKey(secret[0], secret[3].getBytes());
+    credsToAdd.addSecretKey(secret[2], secret[2].getBytes());
+    
+    creds.mergeAll(credsToAdd);
+    assertEquals(3, creds.numberOfTokens());
+    assertEquals(3, creds.numberOfSecretKeys());
+    // existing token & secret should not be overwritten
+    assertEquals(token[0], creds.getToken(service[0]));
+    assertEquals(secret[0], new Text(creds.getSecretKey(secret[0])));
+    // non-duplicate token & secret should be present
+    assertEquals(token[1], creds.getToken(service[1]));
+    assertEquals(secret[1], new Text(creds.getSecretKey(secret[1])));
+    // new token & secret should be added
+    assertEquals(token[2], creds.getToken(service[2]));
+    assertEquals(secret[2], new Text(creds.getSecretKey(secret[2])));
  }
+}
\ No newline at end of file


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