/*
* 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.commons.configuration.web;
import java.util.Iterator;
import javax.servlet.Servlet;
import javax.servlet.ServletContext;
import org.apache.commons.collections.iterators.EnumerationIterator;
/**
* A configuration wrapper to read the initialization parameters of a servlet
* context. This configuration is read only, adding or removing a property will
* throw an UnsupportedOperationException.
*
* @author <a href="mailto:[email protected]">Emmanuel Bourg</a>
* @version $Revision: 515306 $, $Date: 2007-03-06 22:15:00 +0100 (Di, 06. Mrz 2007) $
* @since 1.1
*/
public class ServletContextConfiguration extends BaseWebConfiguration
{
/** Stores the wrapped servlet context.*/
protected ServletContext context;
/**
* Create a ServletContextConfiguration using the context of
* the specified servlet.
*
* @param servlet the servlet
*/
public ServletContextConfiguration(Servlet servlet)
{
this.context = servlet.getServletConfig().getServletContext();
}
/**
* Create a ServletContextConfiguration using the servlet context
* initialization parameters.
*
* @param context the servlet context
*/
public ServletContextConfiguration(ServletContext context)
{
this.context = context;
}
public Object getProperty(String key)
{
return handleDelimiters(context.getInitParameter(key));
}
public Iterator getKeys()
{
return new EnumerationIterator(context.getInitParameterNames());
}
}
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