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//
//  ========================================================================
//  Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.plus.jaas.callback;

import java.io.IOException;
import java.util.Arrays;

import javax.security.auth.callback.Callback;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;

import org.eclipse.jetty.util.security.Password;
import org.eclipse.jetty.server.Request;



/* ---------------------------------------------------- */
/** DefaultUsernameCredentialCallbackHandler
 * 

* *

Notes

*

* *

Usage

*
 */
/*
 * 
* * @see * @version 1.0 Tue Apr 15 2003 * */ public class DefaultCallbackHandler extends AbstractCallbackHandler { private Request _request; public void setRequest (Request request) { this._request = request; } public void handle (Callback[] callbacks) throws IOException, UnsupportedCallbackException { for (int i=0; i < callbacks.length; i++) { if (callbacks[i] instanceof NameCallback) { ((NameCallback)callbacks[i]).setName(getUserName()); } else if (callbacks[i] instanceof ObjectCallback) { ((ObjectCallback)callbacks[i]).setObject(getCredential()); } else if (callbacks[i] instanceof PasswordCallback) { if (getCredential() instanceof Password) ((PasswordCallback)callbacks[i]).setPassword (((Password)getCredential()).toString().toCharArray()); else if (getCredential() instanceof String) { ((PasswordCallback)callbacks[i]).setPassword (((String)getCredential()).toCharArray()); } else throw new UnsupportedCallbackException (callbacks[i], "User supplied credentials cannot be converted to char[] for PasswordCallback: try using an ObjectCallback instead"); } else if (callbacks[i] instanceof RequestParameterCallback) { RequestParameterCallback callback = (RequestParameterCallback)callbacks[i]; callback.setParameterValues(Arrays.asList(_request.getParameterValues(callback.getParameterName()))); } else throw new UnsupportedCallbackException(callbacks[i]); } } }




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