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Pax Wicket Service is an OSGi extension of the Wicket framework, allowing for dynamic loading and unloading of Wicket components and pageSources.

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/*
 * 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.wicket.session.pagemap;

import org.apache.wicket.Page;

/**
 * An abstract base class that makes it easier to create IPageMapEntry implementations.
 * 
 * @author Jonathan Locke
 */
public abstract class AbstractPageMapEntry implements IPageMapEntry
{
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private short id;

	/**
	 * @see org.apache.wicket.session.pagemap.IPageMapEntry#getNumericId()
	 */
	public int getNumericId()
	{
		return id;
	}

	/**
	 * @see org.apache.wicket.session.pagemap.IPageMapEntry#getPage()
	 */
	public abstract Page getPage();

	/**
	 * Failing to override this method could be pretty expensive because this default implementation
	 * calls getPage(), which probably creates the page. That's a lot of work to do in order to
	 * simply determine the page's class. So, if there's an easy way to implement this method, that
	 * might be desirable.
	 * 
	 * @see org.apache.wicket.session.pagemap.IPageMapEntry#getPageClass()
	 */
	public Class getPageClass()
	{
		return getPage().getClass();
	}

	/**
	 * @see org.apache.wicket.session.pagemap.IPageMapEntry#setNumericId(int)
	 */
	public void setNumericId(int id)
	{
		this.id = (short)id;
	}
}