diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6/modules/policy-security/src/main/java/org/apache/tuscany/sca/policy/security/jaas/JaasAuthenticationPolicyProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.6/modules/policy-security/src/main/java/org/apache/tuscany/sca/policy/security/jaas/JaasAuthenticationPolicyProcessor.java | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6/modules/policy-security/src/main/java/org/apache/tuscany/sca/policy/security/jaas/JaasAuthenticationPolicyProcessor.java b/sca-java-1.x/tags/1.6/modules/policy-security/src/main/java/org/apache/tuscany/sca/policy/security/jaas/JaasAuthenticationPolicyProcessor.java new file mode 100644 index 0000000000..8785ec1536 --- /dev/null +++ b/sca-java-1.x/tags/1.6/modules/policy-security/src/main/java/org/apache/tuscany/sca/policy/security/jaas/JaasAuthenticationPolicyProcessor.java @@ -0,0 +1,151 @@ +/* + * 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.tuscany.sca.policy.security.jaas; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import org.apache.tuscany.sca.assembly.xml.Constants; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ClassReference; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.contribution.service.ContributionWriteException; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.monitor.impl.ProblemImpl; + +/** + * + * @version $Rev$ $Date$ + */ +public class JaasAuthenticationPolicyProcessor implements StAXArtifactProcessor<JaasAuthenticationPolicy> { + private static final QName JAAS_AUTHENTICATION_POLICY_QNAME = JaasAuthenticationPolicy.NAME; + private static final String callbackHandler = "callbackHandler"; + public static final QName CALLBACK_HANDLER_QNAME = new QName(Constants.SCA10_TUSCANY_NS, + callbackHandler); + public static final QName CONFIGURATION_QNAME = new QName(Constants.SCA10_TUSCANY_NS, + "configurationName"); + private Monitor monitor; + + public QName getArtifactType() { + return JAAS_AUTHENTICATION_POLICY_QNAME; + } + + public JaasAuthenticationPolicyProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + this.monitor = monitor; + } + + /** + * Report a error. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = new ProblemImpl(this.getClass().getName(), "policy-security-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + public JaasAuthenticationPolicy read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + JaasAuthenticationPolicy policy = new JaasAuthenticationPolicy(); + int event = reader.getEventType(); + QName name = null; + + while (reader.hasNext()) { + event = reader.getEventType(); + switch (event) { + case START_ELEMENT : { + name = reader.getName(); + if (name.equals(CALLBACK_HANDLER_QNAME)) { + String callbackHandlerClassName = reader.getElementText(); + if (callbackHandlerClassName != null) { + policy.setCallbackHandlerClassName(callbackHandlerClassName.trim()); + } + } + if (name.equals(CONFIGURATION_QNAME)) { + String configurationName = reader.getElementText(); + if (configurationName != null) { + policy.setConfigurationName(configurationName.trim()); + } + } + + break; + } + } + + if ( event == END_ELEMENT ) { + if ( JAAS_AUTHENTICATION_POLICY_QNAME.equals(reader.getName()) ) { + break; + } + } + + //Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + + return policy; + } + + public void write(JaasAuthenticationPolicy policy, XMLStreamWriter writer) throws ContributionWriteException, + XMLStreamException { + String prefix = "tuscany"; + writer.writeStartElement(prefix, + JAAS_AUTHENTICATION_POLICY_QNAME.getLocalPart(), + JAAS_AUTHENTICATION_POLICY_QNAME.getNamespaceURI()); + writer.writeNamespace("tuscany", Constants.SCA10_TUSCANY_NS); + + + writer.writeEndElement(); + } + + public Class<JaasAuthenticationPolicy> getModelType() { + return JaasAuthenticationPolicy.class; + } + + public void resolve(JaasAuthenticationPolicy policy, ModelResolver resolver) throws ContributionResolveException { + + if (policy.getCallbackHandlerClassName() != null) { + ClassReference classReference = new ClassReference(policy.getCallbackHandlerClassName()); + classReference = resolver.resolveModel(ClassReference.class, classReference); + Class callbackClass = classReference.getJavaClass(); + if (callbackClass == null) { + error("ClassNotFoundException", resolver, policy.getCallbackHandlerClassName()); + //throw new ContributionResolveException(new ClassNotFoundException(policy.getCallbackHandlerClassName())); + } else { + policy.setCallbackHandlerClass(callbackClass); + policy.setUnresolved(false); + } + } + } + +} |