protected IDocument createDocument(Object element) throws CoreException {  if (element instanceof IEditorInput) { IDocument document= createEmptyDocument(); if (setDocumentContent(document, (IEditorInput) element, getEncoding(element))) { setupDocument(element, document); return document; } }  return null;
public IDocument createDocument(Object element) throws CoreException { return super.createDocument(element);
	protected IDocument createDocument(Object element) throws CoreException {				if (element instanceof IEditorInput) {			IDocument document= createEmptyDocument();			if (setDocumentContent(document, (IEditorInput) element, getEncoding(element))) {				setupDocument(element, document);				return document;			}		}			return null;	}