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https://issues.apache.org/jira/browse/FLUME-2753?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14660597#comment-14660597
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Ashish Paliwal commented on FLUME-2753:
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+1
Running the tests before committing
> Error when specifying empty replace string in Search and Replace Interceptor
> ----------------------------------------------------------------------------
>
> Key: FLUME-2753
> URL: https://issues.apache.org/jira/browse/FLUME-2753
> Project: Flume
> Issue Type: Bug
> Reporter: Johny Rufus
> Assignee: Johny Rufus
> Attachments: FLUME-2753-1.patch, FLUME-2753.patch
>
>
> The user guide specifies that the following configuration
> a1.sources.avroSrc.interceptors.search-replace.replaceString =
> will replace the search pattern with an empty string, but the following error
> is observed and there is no way to specify an empty replace string
> java.lang.NullPointerException: Must supply a replacement string
> replaceString (empty is ok)
> at
> com.google.common.base.Preconditions.checkNotNull(Preconditions.java:204)
> at
> org.apache.flume.interceptor.SearchAndReplaceInterceptor$Builder.configure(SearchAndReplaceInterceptor.java:108)
> at
> org.apache.flume.channel.ChannelProcessor.configureInterceptors(ChannelProcessor.java:110)
> We need to modify the SearchAndReplaceInterceptor to accept null values for
> replacement string and use empty string in that case
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