com.liferay.portal.kernel.bean.ReadOnlyBeanHandler Maven / Gradle / Ivy

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Contains interfaces for the portal services. Interfaces are only loaded by the global class loader and are shared by all plugins.

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/**
 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.bean;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

/**
 * @author Brian Wing Shun Chan
 */
public class ReadOnlyBeanHandler implements InvocationHandler {

	public ReadOnlyBeanHandler(Object bean) {
		_bean = bean;
	}

	public Object getBean() {
		return _bean;
	}

	@Override
	public Object invoke(Object proxy, Method method, Object[] arguments)
		throws Throwable {

		if (method.getName().startsWith("set")) {
			throw new IllegalAccessException(
				"Setter methods cannot be called on a read only bean");
		}

		try {
			return method.invoke(_bean, arguments);
		}
		catch (InvocationTargetException ite) {
			throw ite.getTargetException();
		}
	}

	private Object _bean;

}