/*
 * Copyright (c) 2007, intarsys consulting GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * - Neither the name of intarsys nor the names of its contributors may be used
 *   to endorse or promote products derived from this software without specific
 *   prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package de.intarsys.tools.adapter;

import java.util.ArrayList;
import java.util.List;

/**
 * The standard implementation for {@link IAdapterOutlet}.
 */
public class StandardAdapterOutlet implements IAdapterOutlet {

	private List<IAdapterFactory> factories = new ArrayList<IAdapterFactory>();

	public <T> T getAdapter(Object object, Class<T> clazz) {
		T result = null;
		for (IAdapterFactory factory : factories) {
			if (factory.getBaseType().isInstance(object)) {
				result = factory.getAdapter(object, clazz);
				if (result != null) {
					break;
				}
			}
		}
		return result;
	}

	public Class getBaseType() {
		return Object.class;
	}

	synchronized public void registerAdapterFactory(IAdapterFactory factory) {
		factories.add(factory);
	}

	synchronized public void unregisterAdapterFactory(IAdapterFactory factory) {
		factories.remove(factory);
	}

}
