function getDragDropConfigs(oControl) {
		var oParent = oControl.getParent(),
			aSelfConfigs = (oControl.getDragDropConfig) ? oControl.getDragDropConfig() : [],
			aParentConfigs = (oParent && oParent.getDragDropConfig) ? oParent.getDragDropConfig() : [];

		return aSelfConfigs.concat(aParentConfigs);
	}
Returns the drop position - "Before" or "After"

@returns {string}
@protected