/*
* Copyright 2005-2010 the original author or authors.
*
* Licensed 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.springframework.ws.soap.security.xwss.callback;
import java.io.IOException;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.UnsupportedCallbackException;
import com.sun.xml.wss.impl.callback.PasswordCallback;
import com.sun.xml.wss.impl.callback.UsernameCallback;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.ws.soap.security.callback.AbstractCallbackHandler;
/**
* Callback handler that adds username/password information to a mesage using an Spring Security {@link
* org.springframework.security.core.context.SecurityContext}.
*
* <p>This class handles {@code UsernameCallback}s and {@code PasswordCallback}s, and throws an
* {@code UnsupportedCallbackException} for others
*
* @author Arjen Poutsma
* @since 1.5.0
*/
public class SpringUsernamePasswordCallbackHandler extends AbstractCallbackHandler {
@Override
protected void handleInternal(Callback callback) throws IOException, UnsupportedCallbackException {
if (callback instanceof UsernameCallback) {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication != null && authentication.getName() != null) {
UsernameCallback usernameCallback = (UsernameCallback) callback;
usernameCallback.setUsername(authentication.getName());
return;
}
else {
logger.warn(
"Cannot handle UsernameCallback: Spring Security SecurityContext contains no Authentication");
}
}
else if (callback instanceof PasswordCallback) {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication != null && authentication.getName() != null) {
PasswordCallback passwordCallback = (PasswordCallback) callback;
passwordCallback.setPassword(authentication.getCredentials().toString());
return;
}
else {
logger.warn(
"Canot handle PasswordCallback: Spring Security SecurityContext contains no Authentication");
}
}
throw new UnsupportedCallbackException(callback);
}
}