/*
* 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.cocoon.webapps.session.context;
import org.apache.cocoon.ProcessingException;
/**
* Interface for a context provider.
* Objects of this class provide special context, e.g. authentication or portal.
* The provider has to take care that the context is instantiated and managed
* correctly: for example a request context object should only created once
* per request, an authentication context once per session etc.
*
* @author <a href="mailto:cziegeler@s-und-n.de">Carsten Ziegeler</a>
* @deprecated This block is deprecated and will be removed in future versions.
* @version CVS $Id$
*/
public interface SessionContextProvider {
String ROLE = SessionContextProvider.class.getName();
/**
* Get the context
* @param name The name of the context
* @return The context
* @throws ProcessingException If the context is not available.
*/
SessionContext getSessionContext(String name)
throws ProcessingException;
/**
* Does the context exist?
*/
boolean existsSessionContext(String name)
throws ProcessingException;
}