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https://issues.apache.org/jira/browse/WW-5053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17516625#comment-17516625
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Lukasz Lenart commented on WW-5053:
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Like using diamonds notation {{Map<String, ContentTypeHandler>
handlersByExtension = new HashMap<>();}} or improved for..loop, and so on
> Clean up code to use JDK8 features
> ----------------------------------
>
> Key: WW-5053
> URL: https://issues.apache.org/jira/browse/WW-5053
> Project: Struts 2
> Issue Type: Improvement
> Components: Core
> Reporter: Lukasz Lenart
> Priority: Major
> Fix For: 2.6.1
>
>
> Please use this ticket to reference any code clean up changes that targets
> JDK8 features.
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