Bug 578574 - CCE for MonitoringPreferencePage not instanceof IWorkbenchPreferencePage
Summary: CCE for MonitoringPreferencePage not instanceof IWorkbenchPreferencePage
Status: RESOLVED FIXED
Alias: None
Product: Platform
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 4.23   Edit
Hardware: PC All
: P3 normal (vote)
Target Milestone: 4.23 M3   Edit
Assignee: Lars Vogel CLA
QA Contact:
URL:
Whiteboard:
Keywords: regression
Depends on:
Blocks: 578160
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Reported: 2022-02-04 00:30 EST by Ed Merks CLA
Modified: 2022-02-04 04:14 EST (History)
3 users (show)

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Description Ed Merks CLA 2022-02-04 00:30:47 EST 
I think this commit

https://git.eclipse.org/c/platform/eclipse.platform.ui.git/commit/?id=5239c6eb52b1e4ec97582dedb6a6e609ad64415e

causes the following problem:

java.lang.ClassCastException: class org.eclipse.ui.internal.monitoring.preferences.MonitoringPreferencePage cannot be cast to class org.eclipse.ui.IWorkbenchPreferencePage (org.eclipse.ui.internal.monitoring.preferences.MonitoringPreferencePage is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @3b3d4539; org.eclipse.ui.IWorkbenchPreferencePage is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @29509c02)
	at org.eclipse.ui.internal.dialogs.WorkbenchPreferenceNode.createPage(WorkbenchPreferenceNode.java:52)
	at org.eclipse.jface.preference.PreferenceDialog.createPage(PreferenceDialog.java:1280)
	at org.eclipse.ui.internal.dialogs.FilteredPreferenceDialog.createPage(FilteredPreferenceDialog.java:338)
	at org.eclipse.jface.preference.PreferenceDialog.showPage(PreferenceDialog.java:1166)
	at org.eclipse.ui.internal.dialogs.FilteredPreferenceDialog.showPage(FilteredPreferenceDialog.java:630)
	at org.eclipse.jface.preference.PreferenceDialog$5.lambda$0(PreferenceDialog.java:660)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:74)
	at org.eclipse.jface.preference.PreferenceDialog$5.selectionChanged(PreferenceDialog.java:657)
	at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:821)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:174)
	at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:818)
	at org.eclipse.jface.viewers.StructuredViewer.setSelection(StructuredViewer.java:1661)
	at org.eclipse.jface.viewers.TreeViewer.setSelection(TreeViewer.java:1090)
	at org.eclipse.jface.viewers.Viewer.setSelection(Viewer.java:376)
	at org.eclipse.oomph.setup.ui.recorder.PreferenceInitializationDialog$Initializer$2$2.run(PreferenceInitializationDialog.java:418)
	at org.eclipse.oomph.ui.UIUtil$7.run(UIUtil.java:656)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4035)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3635)
	at org.eclipse.jface.operation.ModalContext$ModalContextThread.block(ModalContext.java:166)
	at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:368)
	at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:468)
	at org.eclipse.oomph.setup.ui.recorder.PreferenceInitializationDialog$Initializer.run(PreferenceInitializationDialog.java:376)
	at org.eclipse.oomph.setup.ui.recorder.PreferenceInitializationDialog.okPressed(PreferenceInitializationDialog.java:274)
	at org.eclipse.jface.dialogs.Dialog.buttonPressed(Dialog.java:468)
	at org.eclipse.jface.dialogs.Dialog.lambda$0(Dialog.java:619)
	at org.eclipse.swt.events.SelectionListener$1.widgetSelected(SelectionListener.java:84)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:252)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4243)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1060)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4060)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3632)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
	at org.eclipse.jface.window.Window.open(Window.java:799)
	at org.eclipse.oomph.setup.ui.recorder.RecorderManager$7.widgetSelected(RecorderManager.java:854)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:252)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4243)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1060)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4060)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3632)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
	at org.eclipse.jface.window.Window.open(Window.java:799)
	at org.eclipse.ui.internal.OpenPreferencesAction.run(OpenPreferencesAction.java:66)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:474)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:580)
	at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java:414)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4243)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1060)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4060)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3632)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1154)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1045)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:644)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:551)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:156)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1467)