Bug 30681 Refresh problem in Package Explorer view
20030129 integration build Refreshing a project without a Java nature in a Package Explorer produces message:" Problem occured refreshing the selected resources. Reason: org.eclipse.releng does not exist." Log contains: !ENTRY org.eclipse.jdt.ui 4 10001 Jan 30, 2003 23:45:54.937 !MESSAGE Internal Error !STACK 1 Java Model Exception: Java Model Status [org.eclipse.releng does not exist.] at org.eclipse.jdt.internal.core.JavaElement.newNotPresentException (JavaElement.java:488) at org.eclipse.jdt.internal.core.JavaModelManager.getPerProjectInfoCheckExistence (JavaModelManager.java:948) at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath (JavaProject.java:1335) at org.eclipse.jdt.internal.core.DeltaProcessor.checkExternalArchiveChanges (DeltaProcessor.java(Compiled Code)) at org.eclipse.jdt.internal.core.DeltaProcessor.checkExternalArchiveChanges (DeltaProcessor.java(Compiled Code)) at org.eclipse.jdt.internal.core.JavaModel.refreshExternalArchives (JavaModel.java:445) at org.eclipse.jdt.ui.actions.RefreshAction$1.run (RefreshAction.java:120) at org.eclipse.jdt.internal.core.BatchOperation.executeOperation (BatchOperation.java:34) at org.eclipse.jdt.internal.core.JavaModelOperation.execute (JavaModelOperation.java:337) at org.eclipse.jdt.internal.core.JavaModelOperation.run (JavaModelOperation.java:665) at org.eclipse.core.internal.resources.Workspace.run (Workspace.java:1580) at org.eclipse.jdt.core.JavaCore.run(JavaCore.java:2607) at org.eclipse.jdt.internal.ui.actions.WorkbenchRunnableAdapter.run (WorkbenchRunnableAdapter.java:32) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run (ModalContext.java:95) !ENTRY org.eclipse.jdt.core 4 969 Jan 30, 2003 23:45:54.997 !MESSAGE org.eclipse.releng does not exist.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/RefreshAction.java
return true;
			parent= parent.getParent();
		}
		return false;
	}
	
	private void checkLocationDeleted(IProject project) throws CoreException {
		if (!project.exists())
			return;
		File location = project.getLocation().toFile();
		if (!location.exists()) {
			final String message = ActionMessages.getFormattedString(
				"RefreshAction.locationDeleted.message", 
				new Object[] {project.getName(), location.getAbsolutePath()});
			final boolean[] result= new boolean[1];
			
			getShell().getDisplay().syncExec(new Runnable() {
				public void run() {
					result[0]= MessageDialog.openQuestion(getShell(), 
						ActionMessages.getString("RefreshAction.locationDeleted.title"), 
						message);
				}
			});
			if (result[0]) { 
				project.delete(true, true, null);
			}
		}
	}	
}