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https://issues.apache.org/jira/browse/OGNL-24?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13114482#comment-13114482
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Adrian Crum commented on OGNL-24:
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Agreed - the extra parameter would be needed for flyweight visitors.
> Support visitor pattern on AST
> ------------------------------
>
> Key: OGNL-24
> URL: https://issues.apache.org/jira/browse/OGNL-24
> Project: OGNL
> Issue Type: New Feature
> Reporter: Daniel Pitts
> Attachments: visitor-pattern.patch
>
>
> Supporting the visitor pattern on the AST tree allows for more modular
> support of features and easier refactoring in the future.
> Patch to be attached.
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