Editor TopComponent を実装しました。ドキュメントを保存すると、何らかの理由でエラーがスローされます。以下にエラーを示します。この例外をどこから始めればよいかわかりません。あなたが知っていることを共有できますか?ありがとう
java.lang.IllegalArgumentException: Self-causation not permitted
at java.lang.Throwable.initCause(Throwable.java:458)
at org.netbeans.modules.masterfs.filebasedfs.fileobjects.MutualExclusionSupport.addStack(MutualExclusionSupport.java:122)
at org.netbeans.modules.masterfs.filebasedfs.fileobjects.MutualExclusionSupport.addStack(MutualExclusionSupport.java:109)
at org.netbeans.modules.masterfs.filebasedfs.fileobjects.MutualExclusionSupport.addResource(MutualExclusionSupport.java:98)
at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.getOutputStream(FileObj.java:127)
at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.getOutputStream(FileObj.java:102)
at org.openide.text.DataEditorSupport$Env.outputStream(DataEditorSupport.java:891)
at org.openide.text.CloneableEditorSupport.saveDocument(CloneableEditorSupport.java:1172)
at org.openide.text.DataEditorSupport.superSaveDoc(DataEditorSupport.java:602)
at org.openide.text.DataEditorSupport$SaveImpl.run(DataEditorSupport.java:1315)
at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:127)
at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:609)
at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:415)
at org.openide.text.DataEditorSupport.saveDocument(DataEditorSupport.java:598)
at org.netbeans.modules.openide.loaders.SimpleES$SaveCookieImpl.save(SimpleES.java:226)
at org.openide.actions.SaveAction.performAction(SaveAction.java:132)
at org.openide.actions.SaveAction.performAction(SaveAction.java:102)
at org.openide.actions.SaveAction$Delegate.actionPerformed(SaveAction.java:249)
at org.openide.awt.ContextAction$Performer.actionPerformed(ContextAction.java:231)
at org.openide.awt.ContextManager.actionPerformed(ContextManager.java:257)
at org.openide.awt.ContextAction.actionPerformed(ContextAction.java:109)
at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:93)
at org.openide.util.actions.ActionInvoker$ActionRunnable.actionPerformed(ActionInvoker.java:162)
at org.netbeans.core.ModuleActions.invokeAction(ModuleActions.java:109)
at org.netbeans.modules.openide.actions.ActionsBridgeImpl.invokeAction(ActionsBridgeImpl.java:60)
at org.openide.util.actions.ActionInvoker$ActionRunnable.doRun(ActionInvoker.java:153)
at org.openide.util.actions.ActionInvoker$2.run(ActionInvoker.java:110)
at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2044)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to
at org.openide.util.RequestProcessor.post(RequestProcessor.java:424)
at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:114)
at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99)
at org.openide.awt.GeneralAction$BaseDelAction.actionPerformed(GeneralAction.java:234)
at org.openide.windows.TopComponent.processKeyBinding(TopComponent.java:1176)
at javax.swing.JComponent.processKeyBindings(JComponent.java:2940)
at javax.swing.JComponent.processKeyEvent(JComponent.java:2842)
at java.awt.Component.processEvent(Component.java:6282)
at java.awt.Container.processEvent(Container.java:2229)
at java.awt.Component.dispatchEventImpl(Component.java:4861)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Component.dispatchEvent(Component.java:4687)
at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1895)
at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:762)
at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1027)
at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:899)
at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:727)
at java.awt.Component.dispatchEventImpl(Component.java:4731)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Window.dispatchEventImpl(Window.java:2719)
at java.awt.Component.dispatchEvent(Component.java:4687)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:723)
at java.awt.EventQueue.access$200(EventQueue.java:103)
at java.awt.EventQueue$3.run(EventQueue.java:682)
at java.awt.EventQueue$3.run(EventQueue.java:680)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
at java.awt.EventQueue$4.run(EventQueue.java:696)
at java.awt.EventQueue$4.run(EventQueue.java:694)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:693)
at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
[catch] at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
編集1
新しい MIME タイプが設定された dataObject と VisualElement サブクラスがありtext/x-puml
ます。これらを元に戻すと、機能しtext/plain
始めました。text/plain
への変更を逃したかどうかを確認するために検索しましたがtext/x-puml
、何も見つかりませんでした。MIME タイプを に変更するために他に変更する必要があるものはありますtext/x-puml
か?
編集2
現在は散発的に発生しているようですが、頻繁に発生しています。カスタムの MIME タイプがある場合、独自の SaveCookie または Savable を実装する必要がありますか?