/*
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.webapp.authenticator.framework.config;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.w3c.dom.Document;
import org.wso2.carbon.utils.CarbonUtils;
import org.wso2.carbon.webapp.authenticator.framework.AuthenticationFrameworkUtil;
import org.wso2.carbon.webapp.authenticator.framework.AuthenticatorFrameworkException;
import org.xml.sax.SAXException;
import javax.xml.XMLConstants;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import java.io.File;
import java.util.List;
@XmlRootElement(name = "WebappAuthenticatorConfig")
public class WebappAuthenticatorConfig {
private List<AuthenticatorConfig> authenticators;
private static WebappAuthenticatorConfig config;
private static final Log log = LogFactory.getLog(WebappAuthenticatorConfig.class);
private static final String AUTHENTICATOR_CONFIG_PATH =
CarbonUtils.getEtcCarbonConfigDirPath() + File.separator + "webapp-authenticator-config.xml";
private static final String AUTHENTICATOR_CONFIG_SCHEMA_PATH =
"resources/config/schema/webapp-authenticator-config-schema.xsd";
private WebappAuthenticatorConfig() {
}
public static WebappAuthenticatorConfig getInstance() {
if (config == null) {
throw new InvalidConfigurationStateException("Webapp Authenticator Configuration is not " +
"initialized properly");
}
return config;
}
@XmlElementWrapper(name = "Authenticators", required = true)
@XmlElement(name = "Authenticator", required = true)
public List<AuthenticatorConfig> getAuthenticators() {
return authenticators;
}
@SuppressWarnings("unused")
public void setAuthenticators(List<AuthenticatorConfig> authenticators) {
this.authenticators = authenticators;
}
public static void init() throws AuthenticatorFrameworkException {
try {
File authConfig = new File(WebappAuthenticatorConfig.AUTHENTICATOR_CONFIG_PATH);
Document doc = AuthenticationFrameworkUtil.convertToDocument(authConfig);
/* Un-marshaling Webapp Authenticator configuration */
JAXBContext ctx = JAXBContext.newInstance(WebappAuthenticatorConfig.class);
Unmarshaller unmarshaller = ctx.createUnmarshaller();
//unmarshaller.setSchema(getSchema());
config = (WebappAuthenticatorConfig) unmarshaller.unmarshal(doc);
} catch (JAXBException e) {
throw new AuthenticatorFrameworkException("Error occurred while un-marshalling Webapp Authenticator " +
"Framework Config", e);
}
}
private static Schema getSchema() throws AuthenticatorFrameworkException {
try {
File deviceManagementSchemaConfig = new File(WebappAuthenticatorConfig.AUTHENTICATOR_CONFIG_SCHEMA_PATH);
SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
return factory.newSchema(deviceManagementSchemaConfig);
} catch (SAXException e) {
throw new AuthenticatorFrameworkException("Error occurred while initializing the schema of " +
"webapp-authenticator-config.xml", e);
}
}
}