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https://issues.apache.org/jira/browse/HADOOP-9471?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13628647#comment-13628647
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Harsh J commented on HADOOP-9471:
---------------------------------
Good catch (when using a WebHdfsFileSystem at the client-side). +1 on the patch.
> hadoop-client wrongfully excludes jetty-util JAR, breaking webhdfs
> ------------------------------------------------------------------
>
> Key: HADOOP-9471
> URL: https://issues.apache.org/jira/browse/HADOOP-9471
> Project: Hadoop Common
> Issue Type: Bug
> Components: build
> Affects Versions: 2.0.3-alpha
> Reporter: Alejandro Abdelnur
> Assignee: Alejandro Abdelnur
> Fix For: 2.0.4-alpha
>
> Attachments: HADOOP-9471.patch
>
>
> WebHdfsFileSystem uses jetty-util's JSON class.
> hadoop-client excludes that JAR, applications built using hadoop-client POM
> fail:
> {code}java.lang.NoClassDefFoundError: org/mortbay/util/ajax/JSON
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.jsonParse(WebHdfsFileSystem.java:277)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem$Runner.getResponse(WebHdfsFileSystem.java:561)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem$Runner.run(WebHdfsFileSystem.java:480)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:413)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getHdfsFileStatus(WebHdfsFileSystem.java:580)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getFileStatus(WebHdfsFileSystem.java:591)
> at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1332)
> {code}
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