Author: thomas.diesler(a)jboss.com Date: 2008-07-16 12:21:08 -0400 (Wed, 16 Jul 2008) New Revision: 1654 Added: api/branches/tdiesler/modules/dialects/jaxb/src/main/java/org/jboss/bpm/dialect/jaxb/ProcessAdapter.java Log: Added: api/branches/tdiesler/modules/dialects/jaxb/src/main/java/org/jboss/bpm/dialect/jaxb/ProcessAdapter.java =================================================================== --- api/branches/tdiesler/modules/dialects/jaxb/src/main/java/org/jboss/bpm/dialect/jaxb/ProcessAdapter.java (rev 0) +++ api/branches/tdiesler/modules/dialects/jaxb/src/main/java/org/jboss/bpm/dialect/jaxb/ProcessAdapter.java 2008-07-16 16:21:08 UTC (rev 1654) @@ -0,0 +1,184 @@ +/* + * JBoss, Home of Professional Open Source + * Copyright 2005, JBoss Inc., and individual contributors as indicated + * by the @authors tag. See the copyright.txt 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.jboss.bpm.dialect.jaxb; + +// $Id$ + +import org.jboss.bpm.InvalidProcessException; +import org.jboss.bpm.NotImplementedException; +import org.jboss.bpm.dialect.jaxb.model.JAXBComplexGateway; +import org.jboss.bpm.dialect.jaxb.model.JAXBEndEvent; +import org.jboss.bpm.dialect.jaxb.model.JAXBExclusiveGateway; +import org.jboss.bpm.dialect.jaxb.model.JAXBFlow; +import org.jboss.bpm.dialect.jaxb.model.JAXBFlowObject; +import org.jboss.bpm.dialect.jaxb.model.JAXBGateway; +import org.jboss.bpm.dialect.jaxb.model.JAXBHandler; +import org.jboss.bpm.dialect.jaxb.model.JAXBInclusiveGateway; +import org.jboss.bpm.dialect.jaxb.model.JAXBIntermediateEvent; +import org.jboss.bpm.dialect.jaxb.model.JAXBParallelGateway; +import org.jboss.bpm.dialect.jaxb.model.JAXBProcess; +import org.jboss.bpm.dialect.jaxb.model.JAXBStartEvent; +import org.jboss.bpm.dialect.jaxb.model.JAXBSubProcess; +import org.jboss.bpm.dialect.jaxb.model.JAXBTask; +import org.jboss.bpm.model.EndEvent; +import org.jboss.bpm.model.Event; +import org.jboss.bpm.model.FlowObject; +import org.jboss.bpm.model.Gateway; +import org.jboss.bpm.model.IntermediateEvent; +import org.jboss.bpm.model.Process; +import org.jboss.bpm.model.ProcessBuilder; +import org.jboss.bpm.model.ProcessBuilderFactory; +import org.jboss.bpm.model.StartEvent; +import org.jboss.bpm.model.SubProcess; +import org.jboss.bpm.model.Task; + +/** + * Adapt the JAXBProcess to the API Process + * + * @author thomas.diesler(a)jboss.com + * @since 18-Jun-2008 + */ +public class ProcessAdapter +{ + private ProcessBuilder builder; + + public Process adaptProcess(JAXBProcess jaxbProc) + { + builder = ProcessBuilderFactory.newInstance(jaxbProc.getName()); + for (JAXBFlowObject jaxbFlowObject : jaxbProc.getFlowObjects()) + { + FlowObject apiFlowObject; + if (jaxbFlowObject instanceof JAXBStartEvent) + { + StartEvent event = builder.createStartEvent(); + apiFlowObject = adaptStartEvent(event, (JAXBStartEvent)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBIntermediateEvent) + { + IntermediateEvent event = builder.createIntermediateEvent(((JAXBIntermediateEvent)jaxbFlowObject).getName()); + apiFlowObject = adaptIntermediateEvent(event, (JAXBIntermediateEvent)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBEndEvent) + { + EndEvent event = builder.createEndEvent(((JAXBEndEvent)jaxbFlowObject).getName()); + apiFlowObject = adaptEndEvent(event, (JAXBEndEvent)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBSubProcess) + { + SubProcess subproc = builder.createSubProcess(((JAXBSubProcess)jaxbFlowObject).getName()); + apiFlowObject = adaptSubProcess(subproc, (JAXBSubProcess)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBTask) + { + Task task = builder.createTask(((JAXBTask)jaxbFlowObject).getName()); + apiFlowObject = adaptTask(task, (JAXBTask)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBExclusiveGateway) + { + Gateway gateway = builder.createExclusiveGateway(((JAXBGateway)jaxbFlowObject).getName()); + apiFlowObject = adaptGateway(gateway, (JAXBGateway)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBInclusiveGateway) + { + Gateway gateway = builder.createInclusiveGateway(((JAXBGateway)jaxbFlowObject).getName()); + apiFlowObject = adaptGateway(gateway, (JAXBGateway)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBComplexGateway) + { + Gateway gateway = builder.createComplexGateway(((JAXBGateway)jaxbFlowObject).getName()); + apiFlowObject = adaptGateway(gateway, (JAXBGateway)jaxbFlowObject); + } + else if (jaxbFlowObject instanceof JAXBParallelGateway) + { + Gateway gateway = builder.createParallelGateway(((JAXBGateway)jaxbFlowObject).getName()); + apiFlowObject = adaptGateway(gateway, (JAXBGateway)jaxbFlowObject); + } + else + { + throw new InvalidProcessException("Unsupported type: " + jaxbFlowObject); + } + builder.addFlowObject(apiFlowObject); + } + + Process proc = builder.getProcess(); + return proc; + } + + private Gateway adaptGateway(Gateway gateway, JAXBGateway jaxb) + { + for(JAXBFlow flow : jaxb.getOutFlows()) + { + builder.addSequenceFlow(flow.getTargetName()); + } + return gateway; + } + + private Task adaptTask(Task task, JAXBTask jaxb) + { + String targetName = jaxb.getOutFlow().getTargetName(); + builder.addSequenceFlow(targetName); + + JAXBHandler jaxbHandler = jaxb.getExecutionHandler(); + if (jaxbHandler != null) + { + builder.addExecutionHandler(loadHandler(jaxbHandler.getClassName())); + } + return task; + } + + private Event adaptStartEvent(StartEvent event, JAXBStartEvent jaxb) + { + String targetName = jaxb.getOutFlow().getTargetName(); + builder.addSequenceFlow(targetName); + return event; + } + + private Event adaptIntermediateEvent(IntermediateEvent event, JAXBIntermediateEvent jaxb) + { + String targetName = jaxb.getOutFlow().getTargetName(); + builder.addSequenceFlow(targetName); + return event; + } + + private Event adaptEndEvent(EndEvent event, JAXBEndEvent jaxb) + { + return event; + } + + private SubProcess adaptSubProcess(SubProcess subproc, JAXBSubProcess jaxb) + { + throw new NotImplementedException(); + } + + private Class<?> loadHandler(String className) + { + try + { + ClassLoader ctxLoader = Thread.currentThread().getContextClassLoader(); + return ctxLoader.loadClass(className); + } + catch (ClassNotFoundException e) + { + throw new IllegalStateException("Cannot load handler class: " + className); + } + } +} Property changes on: api/branches/tdiesler/modules/dialects/jaxb/src/main/java/org/jboss/bpm/dialect/jaxb/ProcessAdapter.java ___________________________________________________________________ Name: svn:keywords + Id Revision Name: svn:eol-style + LF