Dominik Derwiński created NETBEANS-5240:
-------------------------------------------

             Summary: Exception in formatter
                 Key: NETBEANS-5240
                 URL: https://issues.apache.org/jira/browse/NETBEANS-5240
             Project: NetBeans
          Issue Type: Bug
          Components: editor - Formatting & Indentation
    Affects Versions: 12.2
            Reporter: Dominik Derwiński


{noformat}
java.lang.NullPointerException
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:587)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCase(Reformatter.java:2938)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCase(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$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$Pretty.scan(Reformatter.java:601)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.handleSwitch(Reformatter.java:2889)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitSwitch(Reformatter.java:2790)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitSwitch(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$JCSwitch.accept(JCTree.java:1229)
        at 
jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:601)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitBlock(Reformatter.java:1986)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitBlock(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:1032)
        at 
jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:601)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitMethod(Reformatter.java:1559)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitMethod(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:898)
        at 
jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:601)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitClass(Reformatter.java:1052)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitClass(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:808)
        at 
jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.scan(Reformatter.java:601)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCompilationUnit(Reformatter.java:648)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.visitCompilationUnit(Reformatter.java:397)
        at 
jdk.compiler/com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:591)
        at 
jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56)
        at 
org.netbeans.modules.java.source.save.Reformatter$Pretty.reformat(Reformatter.java:514)
        at 
org.netbeans.modules.java.source.save.Reformatter.reformatImpl(Reformatter.java:228)
        at 
org.netbeans.modules.java.source.save.Reformatter.reformat(Reformatter.java:101)
        at 
org.netbeans.modules.editor.indent.TaskHandler$MimeItem.runTask(TaskHandler.java:550)
        at 
org.netbeans.modules.editor.indent.TaskHandler.runTasks(TaskHandler.java:309)
        at 
org.netbeans.modules.editor.indent.IndentImpl.reformat(IndentImpl.java:349)
        at 
org.netbeans.modules.editor.indent.api.Reformat.reformat(Reformat.java:129)
[catch] at 
org.netbeans.modules.editor.impl.ReformatBeforeSaveTask.reformat(ReformatBeforeSaveTask.java:245)
        at 
org.netbeans.modules.editor.impl.ReformatBeforeSaveTask.performTask(ReformatBeforeSaveTask.java:80)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable$1.run(BeforeSaveTasks.java:148)
        at 
org.netbeans.editor.GuardedDocument.runAtomicAsUser(GuardedDocument.java:333)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable.run(BeforeSaveTasks.java:131)
        at 
com.junichi11.netbeans.changelf.ChangeLFImpl.runLocked(ChangeLFImpl.java:156)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable.run(BeforeSaveTasks.java:128)
        at 
org.netbeans.modules.editor.lib.TrailingWhitespaceRemove.runLocked(TrailingWhitespaceRemove.java:77)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable.run(BeforeSaveTasks.java:128)
        at 
org.netbeans.modules.editor.impl.ReformatBeforeSaveTask.runLocked(ReformatBeforeSaveTask.java:96)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable.run(BeforeSaveTasks.java:128)
        at 
org.netbeans.modules.java.hints.onsave.RemoveUnusedAfterSave$1.run(RemoveUnusedAfterSave.java:98)
        at 
org.netbeans.modules.java.hints.onsave.RemoveUnusedAfterSave$1.run(RemoveUnusedAfterSave.java:96)
        at 
org.netbeans.api.java.source.JavaSource$MultiTask.run(JavaSource.java:502)
        at 
org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
        at 
org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:130)
        at 
org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:114)
        at 
org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:181)
        at 
org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:178)
        at 
org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
        at 
org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
        at 
org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
        at 
org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67)
        at 
org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:178)
        at 
org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:81)
        at 
org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:452)
        at 
org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:423)
        at 
org.netbeans.modules.java.hints.onsave.RemoveUnusedAfterSave.runLocked(RemoveUnusedAfterSave.java:96)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$TaskRunnable.run(BeforeSaveTasks.java:128)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks.runTasks(BeforeSaveTasks.java:105)
        at 
org.netbeans.modules.editor.lib.BeforeSaveTasks$2.run(BeforeSaveTasks.java:86)
        at 
org.openide.text.CloneableEditorSupport.saveDocumentImpl(CloneableEditorSupport.java:728)
        at 
org.openide.text.CloneableEditorSupport.saveDocument(CloneableEditorSupport.java:619)
        at 
org.openide.text.DataEditorSupport.superSaveDoc(DataEditorSupport.java:583)
        at 
org.openide.text.DataEditorSupport$SaveImpl.run(DataEditorSupport.java:1354)
        at 
org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:102)
        at 
org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:494)
        at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:397)
        at 
org.openide.text.DataEditorSupport.saveDocument(DataEditorSupport.java:579)
        at 
org.netbeans.modules.openide.loaders.SimpleES$SaveCookieImpl.save(SimpleES.java:202)
        at org.openide.actions.SaveAction.performAction(SaveAction.java:107)
        at org.openide.actions.SaveAction.performAction(SaveAction.java:77)
        at 
org.openide.actions.SaveAction$Delegate.actionPerformed(SaveAction.java:224)
        at 
org.openide.awt.ContextAction$Performer.actionPerformed(ContextAction.java:446)
        at 
org.openide.awt.ContextManager.actionPerformed(ContextManager.java:263)
        at org.openide.awt.ContextAction.actionPerformed(ContextAction.java:106)
        at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:68)
        at 
org.openide.util.actions.ActionInvoker$ActionRunnable.actionPerformed(ActionInvoker.java:137)
        at org.netbeans.core.ModuleActions.invokeAction(ModuleActions.java:84)
        at 
org.netbeans.modules.openide.actions.ActionsBridgeImpl.invokeAction(ActionsBridgeImpl.java:35)
        at 
org.openide.util.actions.ActionInvoker$ActionRunnable.doRun(ActionInvoker.java:128)
        at org.openide.util.actions.ActionInvoker$2.run(ActionInvoker.java:85)
        at 
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
        at 
org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
        at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
        at 
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
{noformat}




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