/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.cassandra.utils;

import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;

public final class ClassLoadingTestSupport
{
    private static final Set<String> initializedClasses = ConcurrentHashMap.newKeySet();

    private ClassLoadingTestSupport()
    {
    }

    public static void markInitialized(Class<?> initializedClass)
    {
        initializedClasses.add(initializedClass.getName());
    }

    public static boolean wasInitialized(Class<?> initializedClass)
    {
        return initializedClasses.contains(initializedClass.getName());
    }

    public static void assertNotInitialized(Class<?> initializedClass)
    {
        if (wasInitialized(initializedClass))
            throw new AssertionError(initializedClass.getName() + " has already been initialized");
    }
}
