/*
JSPWiki - a JSP-based WikiWiki clone.
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 com.ecyrd.jspwiki.auth.login;
import java.io.IOException;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.servlet.http.HttpServletRequest;
import com.ecyrd.jspwiki.WikiEngine;
/**
* Handles logins made from within JSPWiki.
* @see com.ecyrd.jspwiki.WikiSession#getWikiSession(WikiEngine,HttpServletRequest)
* @author Andrew Jaquith
* @since 2.3
*/
public final class WebContainerCallbackHandler implements CallbackHandler
{
private final HttpServletRequest m_request;
private final WikiEngine m_engine;
/**
* Create a new handler.
*
* @param engine The WikiEngine
* @param request The request to look into
*/
public WebContainerCallbackHandler( WikiEngine engine, HttpServletRequest request )
{
m_engine = engine;
m_request = request;
}
/**
* @see javax.security.auth.callback.CallbackHandler#handle(javax.security.auth.callback.Callback[])
*
* {@inheritDoc}
*/
public final void handle( Callback[] callbacks ) throws IOException, UnsupportedCallbackException
{
for( int i = 0; i < callbacks.length; i++ )
{
Callback callback = callbacks[i];
if ( callback instanceof HttpRequestCallback )
{
( (HttpRequestCallback) callback ).setRequest( m_request );
}
else if( callback instanceof WikiEngineCallback )
{
( (WikiEngineCallback) callback ).setEngine( m_engine );
}
else
{
throw new UnsupportedCallbackException( callback );
}
}
}
}