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Posted to commits@netbeans.apache.org by "Boris Heithecker (Jira)" <ji...@apache.org> on 2020/07/10 10:30:00 UTC
[jira] [Commented] (NETBEANS-4569) Format Java code throws
NullPointerException
[ https://issues.apache.org/jira/browse/NETBEANS-4569?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17155320#comment-17155320 ]
Boris Heithecker commented on NETBEANS-4569:
--------------------------------------------
This affects switch clauses which include a default case.
> Format Java code throws NullPointerException
> --------------------------------------------
>
> Key: NETBEANS-4569
> URL: https://issues.apache.org/jira/browse/NETBEANS-4569
> Project: NetBeans
> Issue Type: Bug
> Affects Versions: 12.0
> Reporter: Boris Heithecker
> Priority: Major
>
> Action Format code (Alt+Shift-F) sometimes fails due to a NullPointerException thrown.
> Affects Java code.
> I could not determine the exact pattern to reproduce this, but it definitely depends on pieces of the source code. Commenting out parts of the affected class sometimes helps.
> I've been working with the same sources in 11.3 and didn't notice anything like it.
> Stack trace:
> java.lang.NullPointerExceptionjava.lang.NullPointerException at org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:586) at org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCase(Reformatter.java:2919) at org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCase(Reformatter.java:396) at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCCase.accept(JCTree.java:1258) at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:600) at org.netbeans.modules.java.source.save.Reformatter$Pretty.handleSwitch(Reformatter.java:2870)
>
> Maybe it can be fixed easily by checking for null.
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