/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2014 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * 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.
 */

package org.jboss.jdeparser;

import sun.reflect.Reflection;

/**
 * @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
 */
class Assertions {
    static boolean callerIs(Class<?> clazz) {
        try {
            return Reflection.getCallerClass(3) == clazz;
        } catch (Throwable ignored) {}
        // dunno
        return true;
    }

    @SuppressWarnings("ConstantConditions")
    static boolean alwaysTrue(boolean expr) {
        assert expr : "Expected expression to be true";
        return expr;
    }

    @SuppressWarnings("ConstantConditions")
    static boolean alwaysFalse(boolean expr) {
        assert ! expr : "Expected expression to be false";
        return expr;
    }
}
