/**
* Copyright 1996-2013 Founder International Co.,Ltd.
*
* Licensed 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.
*
* @author kenshin
*/
package com.founder.fix.fixflow.core.impl.persistence.deployer;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.Map;
import java.util.logging.Logger;
import org.eclipse.bpmn2.Bpmn2Package;
import org.eclipse.bpmn2.RootElement;
import org.eclipse.bpmn2.di.BpmnDiPackage;
import org.eclipse.bpmn2.util.Bpmn2ResourceFactoryImpl;
import org.eclipse.dd.dc.DcPackage;
import org.eclipse.dd.di.DiPackage;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import com.founder.fix.bpmn2extensions.fixflow.FixFlowPackage;
import com.founder.fix.fixflow.core.ProcessEngineManagement;
import com.founder.fix.fixflow.core.exception.FixFlowException;
import com.founder.fix.fixflow.core.impl.Context;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.DefinitionsBehavior;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.ProcessDefinitionBehavior;
import com.founder.fix.fixflow.core.impl.db.DbSqlSession;
import com.founder.fix.fixflow.core.impl.interceptor.CommandContext;
import com.founder.fix.fixflow.core.impl.persistence.ProcessDefinitionManager;
import com.founder.fix.fixflow.core.impl.persistence.definition.DeploymentEntity;
import com.founder.fix.fixflow.core.impl.persistence.definition.ResourceEntity;
import com.founder.fix.fixflow.core.impl.util.GuidUtil;
import com.founder.fix.fixflow.core.impl.util.ReflectUtil;
import com.founder.fix.fixflow.core.impl.util.StringUtil;
import com.founder.fix.fixflow.core.impl.util.VerificationUtil;
/**
* @author kenshins
*/
public class BpmnDeployer implements Deployer {
private static final Logger LOG = Logger.getLogger(BpmnDeployer.class.getName());;
public static final String BPMN_RESOURCE_SUFFIX = "bpmn";
public static final String DIAGRAM_SUFFIXES = "png";
public void deploy(DeploymentEntity deployment) {
Map<String, ResourceEntity> resources = deployment.getResources();
//if (resources.keySet().size() != 2) {
// throw new FixFlowException("发布的流程资源文件必须含有.bpmn和.png文件");
//}
ResourceEntity resourceBpmn = null;
ResourceEntity resourcePng = null;
for (String resourceName : resources.keySet()) {
LOG.info("资源 " + resourceName + " 发布!");
if (resourceName.toLowerCase().endsWith(BPMN_RESOURCE_SUFFIX)) {
resourceBpmn = resources.get(resourceName);
} else {
if (resourceName.toLowerCase().endsWith(DIAGRAM_SUFFIXES)) {
resourcePng = resources.get(resourceName);
}
}
}
if (resourceBpmn == null) {
throw new FixFlowException("发布的流程资源文件必须含有.bpmn");
}
byte[] bytes = resourceBpmn.getBytes();
ResourceSet resourceSet = getResourceSet();
String tmp = ProcessEngineManagement.getDefaultProcessEngine().getProcessEngineConfiguration().getDefaultTemplatePath();
String filePath = this.getClass().getClassLoader().getResource(tmp).toString();
Resource ddddResource = null;
if (!filePath.startsWith("jar")) {
try {
filePath = java.net.URLDecoder.decode(ReflectUtil.getResource(tmp).getFile(), "utf-8");
} catch (UnsupportedEncodingException e) {
// TODO 自动生成的 catch 块
e.printStackTrace();
throw new FixFlowException("流程定义文件加载失败！", e);
}
ddddResource = resourceSet.createResource(URI.createFileURI(filePath));
} else {
ddddResource = resourceSet.createResource(URI.createURI(filePath));
}
try {
ddddResource.load(new ByteArrayInputStream(bytes), null);
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
throw new FixFlowException("定义文件加载失败!", e);
} catch (IOException e) {
// TODO Auto-generated catch block
throw new FixFlowException("定义文件加载失败!", e);
}
DefinitionsBehavior definitions = (DefinitionsBehavior) ddddResource.getContents().get(0).eContents().get(0);
ProcessDefinitionBehavior process = null;
for (RootElement rootElement : definitions.getRootElements()) {
if (rootElement instanceof ProcessDefinitionBehavior) {
// ProcessDefinitionBehavior
// processObj=(ProcessDefinitionBehavior)rootElement;
// if(processObj.getProcessDefinitionKey().equals("")){
process = (ProcessDefinitionBehavior) rootElement;
break;
// }
}
}
//增加模型验证，by ych 2013 12 27
if(process.isVerification()){
@SuppressWarnings("unused")
StringBuffer sb = new StringBuffer();
String result = VerificationUtil.verifyAll(process);
if(result.length() > 0){
throw new FixFlowException(result);
}
}
process.setDefinitions(definitions);
process.setResourceName(resourceBpmn.getName());
process.setResourceId(resourceBpmn.getId());
if(resourcePng!=null){
String diagramResourceName = StringUtil.getString(resourcePng.getName());
process.setDiagramResourceName(diagramResourceName);
}
CommandContext commandContext = Context.getCommandContext();
ProcessDefinitionManager processDefinitionManager = commandContext.getProcessDefinitionManager();
DbSqlSession dbSqlSession = commandContext.getDbSqlSession();
int processDefinitionVersion;
ProcessDefinitionBehavior latestProcessDefinition = processDefinitionManager.findLatestProcessDefinitionByKey(process.getProcessDefinitionKey());
if (latestProcessDefinition != null) {
processDefinitionVersion = latestProcessDefinition.getVersion() + 1;
} else {
processDefinitionVersion = 1;
}
if(deployment.getUpdateDeploymentId()!=null&&!deployment.getUpdateDeploymentId().equals("")){
String deploymentId = deployment.getId();
process.setDeploymentId(deploymentId);
ProcessDefinitionBehavior persistedProcessDefinition = processDefinitionManager.findProcessDefinitionByDeploymentAndKey(
deploymentId, process.getProcessDefinitionKey());
//process.setId(persistedProcessDefinition.getId());
process.setVersion(persistedProcessDefinition.getVersion());
process.setProcessDefinitionId(persistedProcessDefinition.getProcessDefinitionId());
Context.getProcessEngineConfiguration().getDeploymentCache().removeProcessDefinition(process.getProcessDefinitionId());
}else{
process.setVersion(processDefinitionVersion);
process.setDeploymentId(deployment.getId());
String processDefinitionId = process.getProcessDefinitionKey() + ":" + process.getVersion() + ":" + GuidUtil.CreateGuid(); // GUID
process.setProcessDefinitionId(processDefinitionId);
dbSqlSession.insert("insertProcessDefinition", process);
}
//Context.getProcessEngineConfiguration().getDeploymentCache().removeProcessDefinition(processDefinitionId);
//Context.getProcessEngineConfiguration().getDeploymentCache().addProcessDefinition(process);
}
private ResourceSet getResourceSet() {
// TODO Auto-generated method stub
ResourceSet resourceSet = new ResourceSetImpl();
(EPackage.Registry.INSTANCE).put("http://www.omg.org/spec/BPMN/20100524/MODEL", Bpmn2Package.eINSTANCE);
(EPackage.Registry.INSTANCE).put("http://www.founderfix.com/fixflow", FixFlowPackage.eINSTANCE);
(EPackage.Registry.INSTANCE).put("http://www.omg.org/spec/DD/20100524/DI", DiPackage.eINSTANCE);
(EPackage.Registry.INSTANCE).put("http://www.omg.org/spec/DD/20100524/DC", DcPackage.eINSTANCE);
(EPackage.Registry.INSTANCE).put("http://www.omg.org/spec/BPMN/20100524/DI", BpmnDiPackage.eINSTANCE);
FixFlowPackage.eINSTANCE.eClass();
FixFlowPackage xxxPackage = FixFlowPackage.eINSTANCE;
EPackage.Registry.INSTANCE.put(xxxPackage.getNsURI(), xxxPackage);
Bpmn2ResourceFactoryImpl ddd = new Bpmn2ResourceFactoryImpl();
Resource.Factory.Registry.INSTANCE.getExtensionToFactoryMap().put("fixflow", ddd);
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put("bpmn", ddd);
resourceSet.getPackageRegistry().put(xxxPackage.getNsURI(), xxxPackage);
Resource.Factory.Registry.INSTANCE.getExtensionToFactoryMap().put("bpmn", ddd);
return resourceSet;
}
protected void createResource(String name, byte[] bytes, DeploymentEntity deploymentEntity) {
ResourceEntity resource = new ResourceEntity();
resource.setName(name);
resource.setBytes(bytes);
resource.setDeploymentId(deploymentEntity.getId());
Context.getCommandContext().getDbSqlSession().insert("insertResource", resource);
}
}