/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.picketlink.identity.federation.web.config;
import java.io.InputStream;
import org.picketlink.identity.federation.core.ErrorCodes;
import org.picketlink.identity.federation.core.config.IDPType;
import org.picketlink.identity.federation.core.config.SPType;
import org.picketlink.identity.federation.core.exceptions.ConfigurationException;
import org.picketlink.identity.federation.core.exceptions.ParsingException;
import org.picketlink.identity.federation.core.exceptions.ProcessingException;
import org.picketlink.identity.federation.core.parsers.saml.SAMLParser;
import org.picketlink.identity.federation.core.saml.v2.constants.JBossSAMLURIConstants;
import org.picketlink.identity.federation.core.util.CoreConfigUtil;
import org.picketlink.identity.federation.saml.v2.metadata.EntitiesDescriptorType;
import org.picketlink.identity.federation.web.util.SAMLConfigurationProvider;
/**
* <p>
* An instance of {@link SAMLConfigurationProvider} that can be used to generate the SP configuration for the HTTP-Redirect
* binding using SAML2 Metadata.
* </p>
* <p>
* This provider uses the following in sequence whichever is available:
* <ol>
* <li>a sp-metadata.xml file available in its immediate class path.</li>
* <li></li>
* </ol>
* </p>
*
* @author Anil Saldhana
* @since Feb 15, 2012
*/
public class SPRedirectMetadataConfigurationProvider extends AbstractSAMLConfigurationProvider implements
SAMLConfigurationProvider {
public static final String SP_MD_FILE = "sp-metadata.xml";
public static final String bindingURI = JBossSAMLURIConstants.SAML_HTTP_REDIRECT_BINDING.get();
/**
* @see SAMLConfigurationProvider#getIDPConfiguration()
*/
public IDPType getIDPConfiguration() throws ProcessingException {
throw new RuntimeException(ErrorCodes.ILLEGAL_METHOD_CALLED);
}
/**
* @see SAMLConfigurationProvider#getSPConfiguration()
*/
public SPType getSPConfiguration() throws ProcessingException {
SPType spType = null;
if (fileAvailable()) {
try {
EntitiesDescriptorType entities = parseMDFile();
spType = CoreConfigUtil.getSPConfiguration(entities, bindingURI);
} catch (ParsingException e) {
throw logger.processingError(e);
} catch (ConfigurationException ce) {
throw logger.processingError(ce);
}
}
if (configParsedSPType != null) {
spType.importFrom(configParsedSPType);
}
return spType;
}
private boolean fileAvailable() {
InputStream is = SecurityActions.loadStream(getClass(), SP_MD_FILE);
return is != null;
}
private EntitiesDescriptorType parseMDFile() throws ParsingException {
InputStream is = SecurityActions.loadStream(getClass(), SP_MD_FILE);
if (is == null)
throw logger.nullValueError(SP_MD_FILE);
SAMLParser parser = new SAMLParser();
return (EntitiesDescriptorType) parser.parse(is);
}
}