/**
* 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.cxf.systest.ws.saml.client;
import java.io.IOException;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.wss4j.common.saml.SAMLCallback;
import org.apache.wss4j.common.saml.SAMLUtil;
import org.apache.wss4j.common.saml.SamlAssertionWrapper;
/**
* A CallbackHandler instance that is used by the STS to mock up a SAML Attribute Assertion. This
* particular CallbackHandler creates the SAML Assertion by delegating it to the standard
* SamlCallbackHandler, and then just sets it on the SAMLCallback as a DOM Element. Essentially,
* this is a test that it's possible to set a DOM Element on the SAMLCallback and have it included
* in the request.
*/
public class SamlElementCallbackHandler implements CallbackHandler {
private boolean saml2 = true;
public SamlElementCallbackHandler() {
//
}
public SamlElementCallbackHandler(boolean saml2) {
this.saml2 = saml2;
}
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (int i = 0; i < callbacks.length; i++) {
if (callbacks[i] instanceof SAMLCallback) {
SAMLCallback callback = (SAMLCallback) callbacks[i];
Element assertionElement;
try {
Document doc = DOMUtils.createDocument();
assertionElement = getSAMLAssertion(doc);
} catch (Exception e) {
throw new IOException(e.getMessage());
}
callback.setAssertionElement(assertionElement);
}
}
}
/**
* Mock up a SAML Assertion by using another SAMLCallbackHandler
* @throws Exception
*/
private Element getSAMLAssertion(Document doc) throws Exception {
SAMLCallback samlCallback = new SAMLCallback();
SAMLUtil.doSAMLCallback(new SamlCallbackHandler(saml2), samlCallback);
SamlAssertionWrapper assertionWrapper = new SamlAssertionWrapper(samlCallback);
return assertionWrapper.toDOM(doc);
}
}