};
}
		private void updateStatus(boolean displayErrorMessage) {			try{				if (getChangeMethodSignatureRefactoring().isSignatureSameAsInitial()){					setErrorMessage(null);					setPageComplete(false);					return;				}				RefactoringStatus nameCheck= getChangeMethodSignatureRefactoring().checkSignature();				if (nameCheck.hasFatalError()){					if (displayErrorMessage)						setErrorMessage(nameCheck.getFirstMessage(RefactoringStatus.FATAL));					setPageComplete(false);				} else {					setErrorMessage(null);						setPageComplete(true);				}				} catch (JavaModelException e){				setErrorMessage(RefactoringMessages.getString("ChangeSignatureInputPage.Internal_Error")); //$NON-NLS-1$				setPageComplete(false);				JavaPlugin.log(e);			};		}