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HDFS-4513. Clarify in the WebHDFS REST API that all JSON respsonses may contain additional properties. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1509075 13f79535-47bb-0310-9956-ffa450edef68
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Tsz-wo Sze 2013-08-01 03:47:39 +00:00
parent 134557da47
commit 1f2d08fbe5
2 changed files with 13 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -281,6 +281,9 @@ Release 2.1.1-beta - UNRELEASED
IMPROVEMENTS IMPROVEMENTS
HDFS-4513. Clarify in the WebHDFS REST API that all JSON respsonses may
contain additional properties. (szetszwo)
OPTIMIZATIONS OPTIMIZATIONS
BUG FIXES BUG FIXES

10
hadoop-hdfs-project/hadoop-hdfs/src/site/apt/WebHDFS.apt.vm
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@ -185,6 +185,10 @@ curl -i --negotiate -u : "http://<HOST>:<PORT>/webhdfs/v1/<PATH>?op=..."
curl -i "http://<HOST>:<PORT>/webhdfs/v1/<PATH>?delegation=<TOKEN>&op=..." curl -i "http://<HOST>:<PORT>/webhdfs/v1/<PATH>?delegation=<TOKEN>&op=..."
+--------------------------------- +---------------------------------
[]
See also: {{{../hadoop-common/HttpAuthentication.html}Authentication for Hadoop HTTP web-consoles}}
* {Proxy Users} * {Proxy Users}
When the proxy user feature is enabled, a proxy user <P> may submit a request on behalf of another user <U>. When the proxy user feature is enabled, a proxy user <P> may submit a request on behalf of another user <U>.
@ -971,6 +975,12 @@ Transfer-Encoding: chunked
See {{{http://tools.ietf.org/id/draft-zyp-json-schema-03.html}draft-zyp-json-schema-03}} See {{{http://tools.ietf.org/id/draft-zyp-json-schema-03.html}draft-zyp-json-schema-03}}
for the syntax definitions of the JSON schemas. for the syntax definitions of the JSON schemas.
<<Note>> that the default value of
{{{http://tools.ietf.org/id/draft-zyp-json-schema-03.html#additionalProperties}<<<additionalProperties>>>}}
is an empty schema which allows any value for additional properties.
Therefore, all WebHDFS JSON responses allow any additional property.
However, if additional properties are included in the responses, they are
considered as optional properties in order to maintain compatibility.
** {Boolean JSON Schema} ** {Boolean JSON Schema}