[jbosstools-issues] [JBoss JIRA] Resolved: (JBIDE-2449) NullPointerException on Nodes with Action that uses expression

NullPointerException on Nodes with Action that uses expression -------------------------------------------------------------- Key: JBIDE-2449 URL: https://jira.jboss.org/jira/browse/JBIDE-2449 Project: Tools (JBoss Tools) Issue Type: Bug Components: jbpm Affects Versions: 2.1.0.GA Environment: Eclipse 3.3 Europa, Kubuntu, java 1.6, Intel core2 duo Reporter: Mark Torres Assignee: Koen Aers Fix For: 3.0.0.CR2 NullpointerException occurs when editing jpdl files that contains nodes with Actions that uses expression. Sample Test jpdl file ---------------------------------------------- <?xml version="1.0" encoding="UTF-8"?> <process-definition xmlns="urn:jbpm.org:jpdl-3.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="urn:jbpm.org:jpdl-3.2 http://jbpm.org/xsd/jpdl-3.2.xsd" name="NPESample"> <start-state name="Start"> <transition to="node1"></transition> </start-state> <node name="node1"> <action name="expression_action" expression="#{handlerBean.handle}"></action> <transition to="End"></transition> </node> <end-state name="End"></end-state> </process-definition> ---------------------------------------------- Stack Trace from eclipse log: !ENTRY org.eclipse.ui 4 0 2008-06-26 16:06:04.051 !MESSAGE Unable to create editor ID org.jbpm.gd.jpdl.editor: An unexpected exception was thrown. !STACK 0 java.lang.NullPointerException at org.jbpm.gd.jpdl.xml.EsbNodeMapper.accept(Unknown Source) at org.jbpm.gd.common.registry.XmlAdapterRegistry.getConfigurationElementByXmlNode(Unknown Source) at org.jbpm.gd.common.xml.XmlAdapterFactory.createAdapter(Unknown Source) at org.eclipse.wst.sse.core.internal.provisional.AbstractAdapterFactory.adaptNew(AbstractAdapterFactory.java:120) at org.eclipse.wst.sse.core.internal.provisional.AbstractAdapterFactory.adapt(AbstractAdapterFactory.java:64) at org.jbpm.gd.common.xml.XmlAdapterFactory.adapt(Unknown Source) at org.jbpm.gd.common.xml.XmlAdapter.getAdapter(Unknown Source) at org.jbpm.gd.common.xml.XmlAdapter.initialize(Unknown Source) at org.jbpm.gd.jpdl.xml.ProcessDefinitionDomAdapter.initialize(Unknown Source) at org.jbpm.gd.common.editor.Editor.getSemanticElement(Unknown Source) at org.jbpm.gd.common.editor.Editor.initSourcePage(Unknown Source) at org.jbpm.gd.common.editor.Editor.createPages(Unknown Source) at org.jbpm.gd.jpdl.editor.JpdlEditor.createPages(Unknown Source) at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:283) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:661) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:426) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:592) at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:299) at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:179) at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268) at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:400) at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1256) at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1209) at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1604) at org.eclipse.ui.internal.PartStack.add(PartStack.java:499) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:103) at org.eclipse.ui.internal.PartStack.add(PartStack.java:485) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:112) at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:63) at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217) at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207) at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:774) at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:673) at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:634) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2737) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2651) at org.eclipse.ui.internal.WorkbenchPage.access$13(WorkbenchPage.java:2643) at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2595) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2590) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2574) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2565) at org.eclipse.ui.ide.IDE.openEditor(IDE.java:644) at org.eclipse.ui.ide.IDE.openEditor(IDE.java:603) at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:286) at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:139) at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:194) at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:175) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:268) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:244) at org.eclipse.jdt.internal.ui.packageview.PackageExplorerActionGroup.handleOpen(PackageExplorerActionGroup.java:316) at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart$5.open(PackageExplorerPart.java:613) at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:820) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37) at org.eclipse.core.runtime.Platform.run(Platform.java:857) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:46) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:199) at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:818) at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:1079) at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:1183) at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:263) at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:257) at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:297) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1101) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3319) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2971) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219) at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:508) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447) at org.eclipse.equinox.launcher.Main.run(Main.java:1173)