public static final String TARGET_START_LINE_ATTRIBUTE = "target-start-line";
public static String FACTORY_ID = Activator.PLUGIN_ID + ".aopReferenceElementFactory";
public final IAdaptable createElement(IMemento memento) {
ADVICE_TYPE type = ADVICE_TYPE.valueOf(memento.getString(ADVICE_TYPE_ATTRIBUTE));
String sourceHandle = memento.getString(SOURCE_ATTRIBUTE);
Integer sourceStartLine = Integer.valueOf(-1);
IJavaElement source = null;
if (sourceHandle != null) {