From b771a05508db61cb1748d2fed0eb92daf173ff92 Mon Sep 17 00:00:00 2001 From: rsivaram Date: Thu, 16 Oct 2008 11:51:49 +0000 Subject: Copy modules for event prototype git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@705212 13f79535-47bb-0310-9956-ffa450edef68 --- .../sca/binding/ejb/impl/EJBBindingProcessor.java | 182 +++++++++++++++++++++ 1 file changed, 182 insertions(+) create mode 100644 sandbox/event/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java (limited to 'sandbox/event/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java') diff --git a/sandbox/event/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java b/sandbox/event/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java new file mode 100644 index 0000000000..9a487e02d1 --- /dev/null +++ b/sandbox/event/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java @@ -0,0 +1,182 @@ +/* + * 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.binding.ejb.impl; + +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.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.assembly.xml.Constants; +import org.apache.tuscany.sca.assembly.xml.PolicyAttachPointProcessor; +import org.apache.tuscany.sca.binding.ejb.EJBBinding; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +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.policy.PolicyFactory; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; + +/** + * A processor to read the XML that describes the EJB binding... + * + * + * + * + * + * + * + * @version $Rev$ $Date$ + */ +public class EJBBindingProcessor implements StAXArtifactProcessor { + private PolicyFactory policyFactory; + private PolicyAttachPointProcessor policyProcessor; + private Monitor monitor; + + public EJBBindingProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + this.policyFactory = modelFactories.getFactory(PolicyFactory.class); + this.policyProcessor = new PolicyAttachPointProcessor(policyFactory); + 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(), "binding-ejb-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + /** + * {@inheritDoc} + */ + public QName getArtifactType() { + return EJBBinding.BINDING_EJB_QNAME; + } + + /** + * {@inheritDoc} + */ + public EJBBindingImpl read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + EJBBindingImpl ejbBinding = new EJBBindingImpl(); + + // Read the policies + policyProcessor.readPolicies(ejbBinding, reader); + + // Read the name + String name = reader.getAttributeValue(null, EJBBinding.NAME); + if (name != null) { + ejbBinding.setName(name); + } + + // Read binding URI + String uri = reader.getAttributeValue(null, EJBBinding.URI); + if (uri != null) { + ejbBinding.setURI(uri); + } + + String homeInterface = reader.getAttributeValue(null, EJBBinding.HOME_INTERFACE); + if (homeInterface != null) { + ejbBinding.setHomeInterface(homeInterface); + } + + String ejbLinkName = reader.getAttributeValue(null, EJBBinding.EJB_LINK_NAME); + if (ejbLinkName != null) { + ejbBinding.setEjbLinkName(ejbLinkName); + } + + String sessionType = reader.getAttributeValue(null, EJBBinding.SESSION_TYPE); + if (sessionType != null) { + if (sessionType.equals("stateless")) { + ejbBinding.setSessionType(EJBBinding.SessionType.STATELESS); + } else if (sessionType.equals("stateful")) { + ejbBinding.setSessionType(EJBBinding.SessionType.STATEFUL); + } else { + error("UnknownEJBSessionType", reader, sessionType, name); + //throw new ContributionReadException("Unknown EJB Session Type of " + sessionType + " for " + name); + } + } + + String ejbVersion = reader.getAttributeValue(null, EJBBinding.EJB_VERSION); + if (ejbVersion != null) { + if (ejbVersion.equals("EJB2")) { + ejbBinding.setEjbVersion(EJBBinding.EJBVersion.EJB2); + } else if (ejbVersion.equals("EJB3")) { + ejbBinding.setEjbVersion(EJBBinding.EJBVersion.EJB3); + } else { + error("UnknownEJBVersion", reader, ejbVersion, name); + //throw new ContributionReadException("Unknown EJB Version of " + ejbVersion + " for " + name); + } + } + + // TODO: Read requires + String requires = reader.getAttributeValue(null, EJBBinding.REQUIRES); + if (requires != null) { + ejbBinding.setRequires(requires); + } + + return ejbBinding; + } + + public void write(EJBBindingImpl ejbBinding, XMLStreamWriter writer) throws ContributionWriteException, + XMLStreamException { + // Write a + writer.writeStartElement(Constants.SCA10_NS, EJBBinding.BINDING_EJB); + + if (ejbBinding.getName() != null){ + writer.writeAttribute(EJBBinding.NAME, ejbBinding.getName()); + } + + if (ejbBinding.getURI() != null){ + writer.writeAttribute(EJBBinding.URI, ejbBinding.getURI()); + } + + + // FIXME Implement the rest + + writer.writeEndElement(); + } + + public Class getModelType() { + return EJBBindingImpl.class; + } + + public void resolve(EJBBindingImpl ejbBinding, ModelResolver modelResolver) throws ContributionResolveException { + } +} -- cgit v1.2.3