Commit Graph

1025 Commits

Author SHA1 Message Date
Konstantin Shvachko
4cb7a4854d HDFS-2012. Balancer incorrectly treats nodes whose utilization equals avgUtilization. Contributed by Uma Maheswara Rao G.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1183457 13f79535-47bb-0310-9956-ffa450edef68
2011-10-14 18:31:55 +00:00
Jitendra Nath Pandey
002dd6968b MAPREDUCE-2764. Fix renewal of dfs delegation tokens. Contributed by Owen.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1183187 13f79535-47bb-0310-9956-ffa450edef68
2011-10-14 01:24:20 +00:00
Tsz-wo Sze
c46dbedaf9 HDFS-2424. Added a root element "HdfsFileStatuses" for the response of webhdfs listStatus.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1183175 13f79535-47bb-0310-9956-ffa450edef68
2011-10-14 00:30:30 +00:00
Tsz-wo Sze
5904e00b4f HDFS-2428. Convert com.sun.jersey.api.ParamException$QueryParamException to IllegalArgumentException and response it http BAD_REQUEST in webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1183098 13f79535-47bb-0310-9956-ffa450edef68
2011-10-13 21:06:41 +00:00
Tsz-wo Sze
7d1a5078b7 HDFS-2441. Remove the Content-Type set by HttpServer.QuotingInputFilter in webhdfs responses.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1183081 13f79535-47bb-0310-9956-ffa450edef68
2011-10-13 20:41:00 +00:00
Mahadev Konar
e123a37bf1 HDFS-2401. Running a set of methods in a Single Test Class. (Jonathan Eagles via mahadev)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1182694 13f79535-47bb-0310-9956-ffa450edef68
2011-10-13 07:13:54 +00:00
Aaron Myers
c3792b4b3f Move line for HDFS-2422 under 0.23 instead of 0.24.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1182220 13f79535-47bb-0310-9956-ffa450edef68
2011-10-12 06:26:26 +00:00
Harsh J
532872bf74 HDFS-2349. Corruption detected during block transfers should log WARNs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1182205 13f79535-47bb-0310-9956-ffa450edef68
2011-10-12 04:48:52 +00:00
Aaron Myers
f527f989af HDFS-2422. The NN should tolerate the same number of low-resource volumes as failed volumes (atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1181316 13f79535-47bb-0310-9956-ffa450edef68
2011-10-11 00:37:29 +00:00
Suresh Srinivas
676f488eff HDFS-2404. webhdfs liststatus json response is not correct. Contributed by Suresh Srinivas.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180757 13f79535-47bb-0310-9956-ffa450edef68
2011-10-10 01:49:37 +00:00
Todd Lipcon
4cf6bc415f HDFS-2414. Fix TestDFSRollback to avoid spurious failures. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180541 13f79535-47bb-0310-9956-ffa450edef68
2011-10-09 03:59:21 +00:00
Steve Loughran
3ab2e79ad7 HDFS-2209 datanode connection failure logging
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180353 13f79535-47bb-0310-9956-ffa450edef68
2011-10-08 10:41:56 +00:00
Todd Lipcon
54e81464a3 HDFS-2412. Add backwards-compatibility layer for renamed FSConstants class. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180202 13f79535-47bb-0310-9956-ffa450edef68
2011-10-07 20:28:39 +00:00
Alejandro Abdelnur
2b157c6b12 HDFS-2322. the build fails in Windows because commons-daemon TAR cannot be fetched. (tucu)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180094 13f79535-47bb-0310-9956-ffa450edef68
2011-10-07 16:34:51 +00:00
Steve Loughran
aace6cb631 HDFS-2209. Make MiniDFS easier to embed in other apps.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1180077 13f79535-47bb-0310-9956-ffa450edef68
2011-10-07 15:30:32 +00:00
Alejandro Abdelnur
9291197de4 HDFS-2294. Download of commons-daemon TAR should not be under target (tucu)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179894 13f79535-47bb-0310-9956-ffa450edef68
2011-10-06 23:10:31 +00:00
Sanjay Radia
e4db38bdbe HDFS-2181 Separate HDFS Client wire protocol data types (sanjay)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179877 13f79535-47bb-0310-9956-ffa450edef68
2011-10-06 21:58:22 +00:00
Jitendra Nath Pandey
6f1d18bd47 HDFS-2409. _HOST in dfs.web.authentication.kerberos.principal. Incorporates HDFS-2405 as well.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179861 13f79535-47bb-0310-9956-ffa450edef68
2011-10-06 21:30:06 +00:00
Tsz-wo Sze
a2d7287873 HDFS-2403. NamenodeWebHdfsMethods.generateDelegationToken(..) does not use the renewer parameter.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179856 13f79535-47bb-0310-9956-ffa450edef68
2011-10-06 21:17:19 +00:00
Tsz-wo Sze
1b1016beeb HDFS-2395. Add a root element in the JSON responses of webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1179169 13f79535-47bb-0310-9956-ffa450edef68
2011-10-05 11:29:05 +00:00
Todd Lipcon
93e0265af0 Fix CHANGES.txt to include complete subtask list for HDFS-1073.
Somehow in the merge, some subtasks were lost from CHANGES.txt.
I spot-checked these patches to make sure they were in fact merged,
and it was only CHANGES.txt that was missing them.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1178610 13f79535-47bb-0310-9956-ffa450edef68
2011-10-03 22:05:42 +00:00
Tsz-wo Sze
dc8464f943 HDFS-2348. Support getContentSummary and getFileChecksum in webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177905 13f79535-47bb-0310-9956-ffa450edef68
2011-10-01 04:49:00 +00:00
Doug Cutting
f48280ac56 HDFS-2298. Fix TestDfsOverAvroRpc by changing ClientProtocol to not include multiple methods of the same name.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177757 13f79535-47bb-0310-9956-ffa450edef68
2011-09-30 18:01:27 +00:00
Jitendra Nath Pandey
1ae5b5e338 HDFS-2158. Add JournalSet to manage the set of journals.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177473 13f79535-47bb-0310-9956-ffa450edef68
2011-09-30 01:14:37 +00:00
Suresh Srinivas
e90a5b4043 HDFS-2371. Refactor BlockSender.java for better readability. Contributed by Suresh Srinivas.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177161 13f79535-47bb-0310-9956-ffa450edef68
2011-09-29 04:40:15 +00:00
Suresh Srinivas
e9dd78d9fe HDFS-2355. Federation: enable using the same configuration file across all the nodes in the cluster. Contributed by Suresh Srinivas.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177100 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 22:58:10 +00:00
Aaron Myers
484649acfe Removing entry for CHANGES.txt since this was back-ported to 0.23.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1177020 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 19:01:32 +00:00
Aaron Myers
08db2a139d HDFS-2346. TestHost2NodesMap & TestReplicasMap will fail depending upon execution order of test methods (Laxman via atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176994 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 18:06:26 +00:00
Tsz-wo Sze
96f9fc9199 HDFS-2363. Move datanodes size printing from FSNamesystem.metasave(..) to BlockManager. Contributed by Uma Maheswara Rao G
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176733 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 05:49:17 +00:00
Jitendra Nath Pandey
825f9c80a4 HDFS-2361. hftp is broken, fixed username checks in JspHelper.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176729 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 05:29:09 +00:00
Tsz-wo Sze
59265d6ed8 HDFS-2368. Move SPNEGO conf properties from hdfs-default.xml to hdfs-site.xml.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176719 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 04:51:29 +00:00
Todd Lipcon
eb3a692a57 HDFS-2332. Add test for HADOOP-7629 (using an immutable FsPermission object as an RPC parameter fails). Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176692 13f79535-47bb-0310-9956-ffa450edef68
2011-09-28 03:00:59 +00:00
Suresh Srinivas
201b7879ba HDFS-2373. Commands using webhdfs and hftp print unnecessary debug info on the console with security enabled. Contributed by Arpit Gupta.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176654 13f79535-47bb-0310-9956-ffa450edef68
2011-09-27 23:16:17 +00:00
Tsz-wo Sze
bf78f15ffb HDFS-2366. Initialize WebHdfsFileSystem.ugi in object construction.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1176178 13f79535-47bb-0310-9956-ffa450edef68
2011-09-27 02:43:37 +00:00
Konstantin Shvachko
5a6f8e38c0 HDFS-2290. Block with corrupt replica is not getting replicated. Contributed by Benoy Antony.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1175175 13f79535-47bb-0310-9956-ffa450edef68
2011-09-24 15:04:34 +00:00
Tsz-wo Sze
83a83d3b73 HDFS-2356. Support case insensitive query parameter names in webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1175113 13f79535-47bb-0310-9956-ffa450edef68
2011-09-24 06:15:50 +00:00
Tsz-wo Sze
d773bf0fb5 HDFS-46. Change default namespace quota of root directory from Integer.MAX_VALUE to Long.MAX_VALUE. Contributed by Uma Maheswara Rao G
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1173990 13f79535-47bb-0310-9956-ffa450edef68
2011-09-22 08:25:20 +00:00
Sanjay Radia
7d8e9d6960 HADOOP-7524 Change RPC to allow multiple protocols including multuple versions of the same protocol (sanjay Radia)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1173488 13f79535-47bb-0310-9956-ffa450edef68
2011-09-21 04:25:55 +00:00
Tsz-wo Sze
4dc4e9e63f HDFS-2340. Support getFileBlockLocations and getDelegationToken in webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1173468 13f79535-47bb-0310-9956-ffa450edef68
2011-09-21 02:56:08 +00:00
Matthew Foley
9d14f100c8 HDFS-2347. Fix checkpointTxnCount's comment about editlog size. Contributed by Uma Maheswara Rao G.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1172916 13f79535-47bb-0310-9956-ffa450edef68
2011-09-20 00:26:32 +00:00
Tsz-wo Sze
e34d2c075d HDFS-2330. In NNStorage and FSImagePreTransactionalStorageInspector, IOExceptions of stream closures can mask root exceptions. Contributed by Uma Maheswara Rao G
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1172219 13f79535-47bb-0310-9956-ffa450edef68
2011-09-18 08:30:47 +00:00
Tsz-wo Sze
dafa8f7a77 HDFS-362. FSEditLog should not writes long and short as UTF8, and should not use ArrayWritable for writing non-array items. Contributed by Uma Maheswara Rao G
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171945 13f79535-47bb-0310-9956-ffa450edef68
2011-09-17 10:53:44 +00:00
Aaron Myers
a89d4609b2 HDFS-2337. DFSClient shouldn't keep multiple RPC proxy references (atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171711 13f79535-47bb-0310-9956-ffa450edef68
2011-09-16 18:38:32 +00:00
Tsz-wo Sze
ff44372895 Revised the entry for HDFS-2318 in CHANGES.txt.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171615 13f79535-47bb-0310-9956-ffa450edef68
2011-09-16 15:05:25 +00:00
Tsz-wo Sze
78e3821b81 HDFS-2318. Provide authentication to webhdfs using SPNEGO and delegation tokens.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171611 13f79535-47bb-0310-9956-ffa450edef68
2011-09-16 15:02:30 +00:00
Tsz-wo Sze
cde0e484e7 HDFS-2338. Add configuration option to enable/disable webhdfs. Contributed by jitendra
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171379 13f79535-47bb-0310-9956-ffa450edef68
2011-09-16 04:01:51 +00:00
Tsz-wo Sze
376a1a2511 HDFS-2333. Change DFSOutputStream back to package private, otherwise, there are two SC_START_IN_CTOR findbugs warnings.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1171136 13f79535-47bb-0310-9956-ffa450edef68
2011-09-15 15:28:23 +00:00
Tsz-wo Sze
be2b0921fa HDFS-2331. Fix WebHdfsFileSystem compilation problems for a bug in JDK version < 1.6.0_26. Contributed by Abhijit Suresh Shingate
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1170996 13f79535-47bb-0310-9956-ffa450edef68
2011-09-15 08:04:46 +00:00
Thomas White
e4dc2e1f56 HDFS-2323. start-dfs.sh script fails for tarball install
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1170233 13f79535-47bb-0310-9956-ffa450edef68
2011-09-13 16:53:57 +00:00
Tsz-wo Sze
6c3b59505b HDFS-2317. Support read access to HDFS in webhdfs.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1170085 13f79535-47bb-0310-9956-ffa450edef68
2011-09-13 08:34:27 +00:00
Tsz-wo Sze
61d0b7530c HDFS-2284. Add a new FileSystem, webhdfs://, for supporting write Http access to HDFS.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1167662 13f79535-47bb-0310-9956-ffa450edef68
2011-09-11 01:41:42 +00:00
Konstantin Shvachko
8b9a2c7487 HDFS-2232. Generalize regular expressions in TestHDFSCLI. Contributed by Plamen Jeliazkov.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1166470 13f79535-47bb-0310-9956-ffa450edef68
2011-09-07 23:37:56 +00:00
Todd Lipcon
06e84a1bca HDFS-2223. Untangle depencencies between NN components. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1166466 13f79535-47bb-0310-9956-ffa450edef68
2011-09-07 23:23:24 +00:00
Todd Lipcon
42d443fb79 HDFS-2314. MRV1 test compilation broken after HDFS-2197. Contributed by Todd Lipcon
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165860 13f79535-47bb-0310-9956-ffa450edef68
2011-09-06 21:25:35 +00:00
Jitendra Nath Pandey
bdc3720d5b HDFS-2018. Move all journal stream management code into one place. Contributed by Ivan Kelly.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165826 13f79535-47bb-0310-9956-ffa450edef68
2011-09-06 20:27:38 +00:00
Aaron Myers
9e95326a2c HDFS-2313. Rat excludes has a typo for excluding editsStored files. (atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165477 13f79535-47bb-0310-9956-ffa450edef68
2011-09-06 01:51:30 +00:00
Todd Lipcon
b0632df93a HDFS-2197. Refactor RPC call implementations out of NameNode class. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165463 13f79535-47bb-0310-9956-ffa450edef68
2011-09-06 00:41:47 +00:00
Todd Lipcon
d1438b501d HDFS-2310. TestBackupNode fails since HADOOP-7524 went in. Contributed by Ivan Kelly.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165461 13f79535-47bb-0310-9956-ffa450edef68
2011-09-06 00:34:57 +00:00
Aaron Myers
8ae98a9d1c HDFS-1620. Rename HdfsConstants -> HdfsServerConstants, FSConstants -> HdfsConstants. (Harsh J Chouraria via atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1165096 13f79535-47bb-0310-9956-ffa450edef68
2011-09-04 19:30:12 +00:00
Sanjay Radia
b97a4d40c8 HADOOP-7524 and MapReduce-2887 Change RPC to allow multiple protocols including multuple versions of the same protocol (sanjay Radia)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1164771 13f79535-47bb-0310-9956-ffa450edef68
2011-09-03 00:31:05 +00:00
Aaron Myers
2566043c2f HDFS-2299. TestOfflineEditsViewer is failing on trunk. (Uma Maheswara Rao G via atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1164624 13f79535-47bb-0310-9956-ffa450edef68
2011-09-02 16:47:59 +00:00
Aaron Myers
c5ef34a1e7 Revert 1164192 given review feedback provided after initial commit.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1164199 13f79535-47bb-0310-9956-ffa450edef68
2011-09-01 18:25:51 +00:00
Aaron Myers
d873f1155a HDFS-2299. TestOfflineEditsViewer is failing on trunk. (Uma Maheswara Rao G via atm)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1164192 13f79535-47bb-0310-9956-ffa450edef68
2011-09-01 18:07:38 +00:00
Konstantin Shvachko
4f1a0e36fa HDFS-2258. Reset lease limits to default values in TestLeaseRecovery2. Contributed by Konstantin Shvachko
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1163821 13f79535-47bb-0310-9956-ffa450edef68
2011-08-31 21:18:37 +00:00
Matthew Foley
1cd3791172 HDFS-1330 and HADOOP-6889. Added additional unit tests. Contributed by John George.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1163463 13f79535-47bb-0310-9956-ffa450edef68
2011-08-31 00:58:19 +00:00
Tsz-wo Sze
aba0e225fc HDFS-1217. Change some NameNode methods from public to package private. Constributed by Laxman
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1163081 13f79535-47bb-0310-9956-ffa450edef68
2011-08-30 04:02:22 +00:00
Arun Murthy
8b56463315 HDFS-2289. Ensure jsvc is bundled with the HDFS distribution artifact. Contributed by Alejandro Abdelnur.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1162421 13f79535-47bb-0310-9956-ffa450edef68
2011-08-27 19:07:04 +00:00
Todd Lipcon
23e7fc4f46 HDFS-2287. TestParallelRead has a small off-by-one bug. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1162005 13f79535-47bb-0310-9956-ffa450edef68
2011-08-26 06:51:57 +00:00
Todd Lipcon
7cf49f5d9c HDFS-2286. DataXceiverServer logs AsynchronousCloseException at shutdown. Contributed by Todd Lipcon.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1162003 13f79535-47bb-0310-9956-ffa450edef68
2011-08-26 06:44:13 +00:00
Hairong Kuang
73451ed2d9 HDFS-395. DFS Scalability: Incremental block reports. Contributed by Tomasz Nykiel.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161992 13f79535-47bb-0310-9956-ffa450edef68
2011-08-26 04:46:42 +00:00
Hairong Kuang
522fe14a89 Move change log for HDFS-395 from 0.23 section to trunk
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161987 13f79535-47bb-0310-9956-ffa450edef68
2011-08-26 04:16:20 +00:00
Hairong Kuang
e6339be188 HDFS-349. DFS Scalability: Incremental block reports. Contributed by Tomasz Nykiel.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161976 13f79535-47bb-0310-9956-ffa450edef68
2011-08-26 03:10:13 +00:00
Arun Murthy
a44ffcc0be Preparing for hadoop-0.24.0 development.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161736 13f79535-47bb-0310-9956-ffa450edef68
2011-08-25 20:32:04 +00:00
Arun Murthy
ee05510c42 Preparing for release 0.23.0
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161716 13f79535-47bb-0310-9956-ffa450edef68
2011-08-25 19:39:15 +00:00
Arun Murthy
cd7157784e HADOOP-7560. Change src layout to be heirarchical. Contributed by Alejandro Abdelnur.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1161332 13f79535-47bb-0310-9956-ffa450edef68
2011-08-25 00:14:24 +00:00