/**
* 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.ws.security.saml.ext;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import javax.xml.XMLConstants;
import org.opensaml.Configuration;
import org.opensaml.DefaultBootstrap;
import org.opensaml.xml.ConfigurationException;
import org.opensaml.xml.XMLConfigurator;
import org.opensaml.xml.parse.StaticBasicParserPool;
import org.opensaml.xml.parse.XMLParserException;
/**
* This class intializes the Opensaml library. It is necessary to override DefaultBootstrap
* to avoid instantiating Velocity, which we do not need in WSS4J.
*/
public class OpenSAMLBootstrap extends DefaultBootstrap {
/** List of default XMLTooling configuration files. */
private static String[] xmlToolingConfigs = {
"/default-config.xml",
"/schema-config.xml",
"/signature-config.xml",
"/signature-validation-config.xml",
"/encryption-config.xml",
"/encryption-validation-config.xml",
"/soap11-config.xml",
"/wsfed11-protocol-config.xml",
"/saml1-assertion-config.xml",
"/saml1-protocol-config.xml",
"/saml1-core-validation-config.xml",
"/saml2-assertion-config.xml",
"/saml2-protocol-config.xml",
"/saml2-core-validation-config.xml",
"/saml1-metadata-config.xml",
"/saml2-metadata-config.xml",
"/saml2-metadata-validation-config.xml",
"/saml2-metadata-attr-config.xml",
"/saml2-metadata-idp-discovery-config.xml",
"/saml2-metadata-ui-config.xml",
"/saml2-protocol-thirdparty-config.xml",
"/saml2-metadata-query-config.xml",
"/saml2-assertion-delegation-restriction-config.xml",
"/saml2-ecp-config.xml",
"/saml2-xacml2-profile.xml",
"/xacml10-saml2-profile-config.xml",
"/xacml11-saml2-profile-config.xml",
"/xacml20-context-config.xml",
"/xacml20-policy-config.xml",
"/xacml2-saml2-profile-config.xml",
"/xacml3-saml2-profile-config.xml",
"/wsaddressing-config.xml",
"/wssecurity-config.xml",
};
/**
* Initializes the OpenSAML library, loading default configurations.
*
* @throws ConfigurationException thrown if there is a problem initializing the OpenSAML library
*/
public static synchronized void bootstrap() throws ConfigurationException {
initializeXMLSecurity();
initializeXMLTooling(xmlToolingConfigs);
initializeArtifactBuilderFactories();
initializeGlobalSecurityConfiguration();
initializeParserPool();
}
protected static void initializeXMLTooling(String[] providerConfigs) throws ConfigurationException {
XMLConfigurator configurator = new XMLConfigurator();
for (String config : providerConfigs) {
//most are found in the Configuration.class classloader
InputStream ins = Configuration.class.getResourceAsStream(config);
if (ins == null) {
//some are from us
ins = OpenSAMLBootstrap.class.getResourceAsStream(config);
}
configurator.load(ins);
}
}
protected static void initializeParserPool() throws ConfigurationException {
StaticBasicParserPool pp = new StaticBasicParserPool();
pp.setMaxPoolSize(50);
Map<String, Boolean> features = new HashMap<String, Boolean>();
features.put(XMLConstants.FEATURE_SECURE_PROCESSING, true);
features.put("http://apache.org/xml/features/disallow-doctype-decl", true);
pp.setBuilderFeatures(features);
pp.setExpandEntityReferences(false);
try {
pp.initialize();
} catch (XMLParserException e) {
throw new ConfigurationException("Error initializing parser pool", e);
}
Configuration.setParserPool(pp);
}
}