_AttachedStateWrapper.java

/*
 * Copyright 2004 The Apache Software Foundation.
 * 
 * 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 javax.faces.component;

import java.io.Serializable;

/**
 * @author Manfred Geiler (latest modification by $Author$)
 * @version $Revision$ $Date$
 */
class _AttachedStateWrapper
        implements Serializable
{
	private static final long serialVersionUID = 4948301780259917764L;
	private Class _class;
    private Object _wrappedStateObject;

    /**
     * @param clazz null means wrappedStateObject is a List of state objects
     * @param wrappedStateObject
     */
    public _AttachedStateWrapper(Class clazz, Object wrappedStateObject)
    {
        if (wrappedStateObject != null && !(wrappedStateObject instanceof Serializable))
        {
            throw new IllegalArgumentException("Attached state for Object of type " + clazz + " (Class " + wrappedStateObject.getClass().getName() + ") is not serializable");
        }
        _class = clazz;
        _wrappedStateObject = wrappedStateObject;
    }

    public Class getClazz()
    {
        return _class;
    }

    public Object getWrappedStateObject()
    {
        return _wrappedStateObject;
    }
}