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/*
 * Copyright 2013 serso aka se.solovyev
 *
 * 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.
 *
 * ---------------------------------------------------------------------
 * Contact details
 *
 * Email: [email protected]
 * Site:  http://se.solovyev.org
 */

package org.solovyev.common.collections.multiset;

import javax.annotation.Nonnull;

public class SynchronizedOneInstanceMultiSet extends SynchronizedMultiSet implements OneInstanceMultiSet {

	/*
	**********************************************************************
	*
	*                           CONSTRUCTORS
	*
	**********************************************************************
	*/

	private SynchronizedOneInstanceMultiSet(@Nonnull OneInstanceMultiSet delegate) {
		super(delegate);
	}

	private SynchronizedOneInstanceMultiSet(@Nonnull OneInstanceMultiSet delegate, @Nonnull Object mutex) {
		super(delegate, mutex);
	}

	@Nonnull
	public static  SynchronizedOneInstanceMultiSet wrap(@Nonnull OneInstanceMultiSet delegate) {
		return new SynchronizedOneInstanceMultiSet(delegate);
	}

	@Nonnull
	public static  SynchronizedOneInstanceMultiSet wrap(@Nonnull OneInstanceMultiSet delegate, @Nonnull Object mutex) {
		return new SynchronizedOneInstanceMultiSet(delegate, mutex);
	}

	/*
	**********************************************************************
	*
	*                           METHODS
	*
	**********************************************************************
	*/

	@Nonnull
	protected OneInstanceMultiSet getDelegate() {
		return (OneInstanceMultiSet) delegate;
	}

	@Override
	public int setCount(E e, int count) {
		synchronized (mutex) {
			return getDelegate().setCount(e, count);
		}
	}
}