After the Graphiti 0.9.0 update, the Model Handler doesn't seem to be initialized properly in the editor class.

To reproduce - select a service or reference with a binding, select the bindings prop page - see the NPE.

I'm seeing this NPE:

!ENTRY org.eclipse.ui.views.properties.tabbed 4 2 2012-07-24 08:14:31.088
!MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.ui.views.properties.tabbed".
!STACK 0
java.lang.NullPointerException
at org.switchyard.tools.ui.editor.property.SwitchyardSCAPropertiesBindingsSection$1.getText(SwitchyardSCAPropertiesBindingsSection.java:226)
at org.eclipse.jface.viewers.AbstractListViewer.getLabelProviderText(AbstractListViewer.java:187)
at org.eclipse.jface.viewers.AbstractListViewer.inputChanged(AbstractListViewer.java:339)
at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:280)
at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1690)
at org.switchyard.tools.ui.editor.property.SwitchyardSCAPropertiesBindingsSection.refresh(SwitchyardSCAPropertiesBindingsSection.java:177)
at org.eclipse.ui.views.properties.tabbed.TabContents$6.run(TabContents.java:217)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
at org.eclipse.ui.views.properties.tabbed.TabContents.refresh(TabContents.java:220)
at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage$SelectionChangedListener.selectionChanged(TabbedPropertySheetPage.java:222)
at org.eclipse.jface.viewers.Viewer$2.run(Viewer.java:164)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
at org.eclipse.jface.viewers.Viewer.fireSelectionChanged(Viewer.java:162)
at org.eclipse.jface.viewers.StructuredViewer.updateSelection(StructuredViewer.java:2188)
at org.eclipse.jface.viewers.StructuredViewer.setSelection(StructuredViewer.java:1725)
at org.eclipse.jface.viewers.Viewer.setSelection(Viewer.java:394)
at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.setInput(TabbedPropertySheetPage.java:736)
at org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage.selectionChanged(TabbedPropertySheetPage.java:555)
at org.eclipse.ui.views.properties.PropertySheet.selectionChanged(PropertySheet.java:363)
at org.eclipse.ui.internal.AbstractSelectionService.firePostSelection(AbstractSelectionService.java:179)
at org.eclipse.ui.internal.AbstractSelectionService$2.selectionChanged(AbstractSelectionService.java:71)
at org.eclipse.ui.part.MultiPageSelectionProvider$1.run(MultiPageSelectionProvider.java:110)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.part.MultiPageSelectionProvider.fireEventChange(MultiPageSelectionProvider.java:108)
at org.eclipse.ui.part.MultiPageSelectionProvider.firePostSelectionChanged(MultiPageSelectionProvider.java:102)
at org.switchyard.tools.ui.editor.impl.MultiPageEditor$2.handlePostSelectionChanged(MultiPageEditor.java:356)
at org.eclipse.ui.part.MultiPageEditorSite$3.selectionChanged(MultiPageEditorSite.java:340)
at org.eclipse.gef.ui.parts.AbstractEditPartViewer.fireSelectionChanged(AbstractEditPartViewer.java:247)
at org.eclipse.gef.ui.parts.AbstractEditPartViewer$1.run(AbstractEditPartViewer.java:131)
at org.eclipse.gef.SelectionManager.fireSelectionChanged(SelectionManager.java:144)
at org.eclipse.gef.SelectionManager.appendSelection(SelectionManager.java:83)
at org.eclipse.gef.ui.parts.AbstractEditPartViewer.appendSelection(AbstractEditPartViewer.java:190)
at org.eclipse.graphiti.ui.internal.editor.GraphitiScrollingGraphicalViewer.appendSelection(GraphitiScrollingGraphicalViewer.java:138)
at org.eclipse.gef.ui.parts.AbstractEditPartViewer.select(AbstractEditPartViewer.java:599)
at org.eclipse.graphiti.ui.internal.editor.GraphitiScrollingGraphicalViewer.select(GraphitiScrollingGraphicalViewer.java:45)
at org.eclipse.gef.tools.SelectEditPartTracker.performSelection(SelectEditPartTracker.java:221)
at org.eclipse.gef.tools.SelectEditPartTracker.performConditionalSelection(SelectEditPartTracker.java:167)
at org.eclipse.gef.tools.SelectEditPartTracker.handleButtonDown(SelectEditPartTracker.java:92)
at org.eclipse.gef.tools.AbstractTool.mouseDown(AbstractTool.java:1091)
at org.eclipse.gef.tools.SelectionTool.mouseDown(SelectionTool.java:514)
at org.eclipse.gef.EditDomain.mouseDown(EditDomain.java:245)
at org.eclipse.gef.ui.parts.DomainEventDispatcher.dispatchMousePressed(DomainEventDispatcher.java:348)
at org.eclipse.draw2d.LightweightSystem$EventHandler.mouseDown(LightweightSystem.java:523)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:191)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4165)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3754)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
at org.eclipse.equinox.launcher.Main.main(Main.java:1386)