Bug 18067 Packages View filters not applied when eclipse restarted
Eclipse F1 1) Create a java project with a .classpath file 2) In the packages view open the filter dialog and uncheck "Hide .* files". 3) Notice that the .classpath file is visible 4) Exit eclipse 5) Launch eclipse again. 6) Notice that the .classpath file is not visible in the packages view 7) Open the filter dialog for the Packages view. Notice that "Hide .* files" is still unchecked.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/JavaBrowsingPart.java
}
	
	private IResource getResourceFor(Object element) {
		if (element instanceof IJavaElement) {
			if (element instanceof IWorkingCopy) {
				IWorkingCopy wc= (IWorkingCopy)element;
				IJavaElement original= wc.getOriginalElement();
				if (original != null)
					element= original;
			}
			try {
				element= ((IJavaElement)element).getUnderlyingResource();
			} catch (JavaModelException e) {
				return null;
			}
		}
		if (!(element instanceof IResource) || ((IResource)element).isPhantom()) {
			return null;
		}
		return (IResource)element;
	}
	private void setSelection(ISelection selection, boolean reveal) {
		if (selection != null && selection.equals(fViewer.getSelection()))
			return;
		fProcessSelectionEvents= false;
		fViewer.setSelection(selection, reveal);
		fProcessSelectionEvents= true;
	}
	/**
	 * Tries to find the given element in a workingcopy.