/
DefaultCallbackHandler.java
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/
DefaultCallbackHandler.java
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//
// ========================================================================
// Copyright (c) 1995-2020 Mort Bay Consulting Pty Ltd and others.
// ------------------------------------------------------------------------
// 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.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.server.Request;
/**
* DefaultCallbackHandler
*
* An implementation of the JAAS CallbackHandler. Users can provide
* their own implementation instead and set the name of its class on the JAASLoginService.
*/
public class DefaultCallbackHandler extends AbstractCallbackHandler
{
private Request _request;
public void setRequest(Request request)
{
_request = request;
}
@Override
public void handle(Callback[] callbacks)
throws IOException, UnsupportedCallbackException
{
for (Callback callback : callbacks)
{
if (callback instanceof NameCallback)
{
((NameCallback)callback).setName(getUserName());
}
else if (callback instanceof ObjectCallback)
{
((ObjectCallback)callback).setObject(getCredential());
}
else if (callback instanceof PasswordCallback)
{
((PasswordCallback)callback).setPassword(getCredential().toString().toCharArray());
}
else if (callback instanceof RequestParameterCallback)
{
if (_request != null)
{
RequestParameterCallback rpc = (RequestParameterCallback)callback;
rpc.setParameterValues(Arrays.asList(_request.getParameterValues(rpc.getParameterName())));
}
}
else if (callback instanceof ServletRequestCallback)
{
((ServletRequestCallback)callback).setRequest(_request);
}
else
throw new UnsupportedCallbackException(callback);
}
}
}