src/macosx/native/jobjc/src/generator/java/com/apple/internal/jobjc/generator/utils/QA.java

/*
 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.apple.internal.jobjc.generator.utils;

import com.apple.internal.jobjc.generator.Utils;

public class QA {
    public static void nonNull(Object... os){
        for(Object o : os) if(o == null) throw new NullPointerException(Utils.joinWComma(os));
    }

    public static boolean bothNullOrEquals(Object a, Object b) {
        if(a == null && b == null) return true;
        if(a == null || b == null) return false;
        return a.equals(b);
    }
}