Here you can find the source of compareRelation(QName a, QName b)
public static boolean compareRelation(QName a, QName b)
//package com.java2s; /*//from ww w .j a v a 2s. c om * Copyright (c) 2010-2013 Evolveum * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import javax.xml.namespace.QName; public class Main { public static boolean compareRelation(QName a, QName b) { if (a == null && b == null) { return true; } if (a == null || b == null) { return false; } return a.equals(b); } }