/**
* Copyright 2007-2010 非也
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation。
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses. *
*/
package org.fireflow.pdl.fpdl.enginemodules.instancemanager;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.xml.namespace.QName;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.fireflow.client.WorkflowSession;
import org.fireflow.client.impl.WorkflowSessionLocalImpl;
import org.fireflow.engine.context.RuntimeContext;
import org.fireflow.engine.entity.repository.ProcessDescriptor;
import org.fireflow.engine.entity.runtime.ActivityInstance;
import org.fireflow.engine.entity.runtime.ProcessInstance;
import org.fireflow.engine.entity.runtime.ProcessInstanceState;
import org.fireflow.engine.entity.runtime.Variable;
import org.fireflow.engine.entity.runtime.impl.AbsVariable;
import org.fireflow.engine.entity.runtime.impl.ProcessInstanceImpl;
import org.fireflow.engine.entity.runtime.impl.VariableImpl;
import org.fireflow.engine.modules.calendar.CalendarService;
import org.fireflow.engine.modules.instancemanager.event.ProcessInstanceEventTrigger;
import org.fireflow.engine.modules.instancemanager.impl.AbsProcessInstanceManager;
import org.fireflow.engine.modules.ousystem.User;
import org.fireflow.engine.modules.persistence.PersistenceService;
import org.fireflow.engine.modules.persistence.ProcessInstancePersister;
import org.fireflow.engine.modules.persistence.VariablePersister;
import org.fireflow.model.data.Property;
import org.fireflow.pdl.fpdl.process.SubProcess;
import org.fireflow.pdl.fpdl.process.WorkflowProcess;
import org.firesoa.common.schema.NameSpaces;
import org.firesoa.common.util.JavaDataTypeConvertor;
/**
* @author 非也
* @version 2.0
*/
public class ProcessInstanceManagerFpdl20Impl extends AbsProcessInstanceManager {
private Log log = LogFactory.getLog(ProcessInstanceManagerFpdl20Impl.class);
/**
* 启动WorkflowProcess实际上是启动main subflow,该方法供WorkflowStatement调用
*/
// public ProcessInstance startProcess(WorkflowSession session,String workflowProcessId, int version,String processType,
// String bizId, Map<String, Object> variables)
// throws InvalidModelException,
// WorkflowProcessNotFoundException, InvalidOperationException{
// assert (session instanceof WorkflowSessionLocalImpl);
//
// session.setAttribute(InternalSessionAttributeKeys.BIZ_ID, bizId);
// session.setAttribute(InternalSessionAttributeKeys.VARIABLES, variables);
// RuntimeContext context = ((WorkflowSessionLocalImpl)session).getRuntimeContext();
// KernelManager kernelManager = context.getDefaultEngineModule(KernelManager.class);
// //启动WorkflowProcess实际上是启动该WorkflowProcess的main_flow，
// kernelManager.startPObject(session, new PObjectKey(workflowProcessId,version,processType,workflowProcessId+"."+WorkflowProcess.MAIN_PROCESS_NAME));
//
// return session.getCurrentProcessInstance();
// }
/* (non-Javadoc)
* @see org.fireflow.engine.instancemanager.ProcessInstanceManager#createProcessInstance(org.fireflow.engine.WorkflowSession, java.lang.Object, java.lang.String, java.util.Map, org.fireflow.engine.entity.repository.ProcessDescriptor, org.fireflow.engine.entity.runtime.ActivityInstance)
*/
public ProcessInstance createProcessInstance(WorkflowSession session,
Object workflowProcess,String processEntryId, ProcessDescriptor descriptor,
ActivityInstance parentActivityInstance) {
WorkflowProcess fpdlProcess = (WorkflowProcess)workflowProcess;
SubProcess subProcess = (SubProcess)fpdlProcess.getLocalSubProcess(processEntryId);
WorkflowProcess process = (WorkflowProcess)subProcess.getParent();
WorkflowSessionLocalImpl sessionLocal = (WorkflowSessionLocalImpl)session;
RuntimeContext context = sessionLocal.getRuntimeContext();
CalendarService calendarService = context.getDefaultEngineModule(CalendarService.class);
User u = sessionLocal.getCurrentUser();
ProcessInstanceImpl processInstance = new ProcessInstanceImpl();
processInstance.setProcessId(descriptor.getProcessId());
processInstance.setVersion(descriptor.getVersion());
processInstance.setProcessType(descriptor.getProcessType());
processInstance.setSubProcessId(subProcess.getId());
// processInstance.setBizId(bizId);
processInstance.setProcessName(process.getName());
String displayName = process.getDisplayName();
processInstance.setProcessDisplayName(StringUtils.isEmpty(displayName)?process.getName():displayName);
if (subProcess.getParent()!=null){
processInstance.setPackageId(process.getPackageId());
}
processInstance.setSubProcessName(subProcess.getName());
processInstance.setSubProcessDisplayName(StringUtils.isEmpty(subProcess.getDisplayName())?subProcess.getName():subProcess.getDisplayName());
processInstance.setState(ProcessInstanceState.INITIALIZED);
Date now = calendarService.getSysDate();
processInstance.setCreatedTime(now);
processInstance.setCreatorId(u.getId());
processInstance.setCreatorName(u.getName());
processInstance.setCreatorDeptId(u.getDeptId());
processInstance.setCreatorDeptName(u.getDeptName());
if (parentActivityInstance!=null){
processInstance.setParentActivityInstanceId(parentActivityInstance.getId());
processInstance.setParentProcessInstanceId(parentActivityInstance.getProcessInstanceId());
processInstance.setParentScopeId(parentActivityInstance.getScopeId());
}
if (subProcess.getDuration()!=null && subProcess.getDuration().getValue()>0){
Date expiredDate = calendarService.dateAfter(now, subProcess.getDuration());
processInstance.setExpiredTime(expiredDate);
}else{
processInstance.setExpiredTime(null);
}
PersistenceService persistenceService = this.getRuntimeContext().getEngineModule(PersistenceService.class, descriptor.getProcessType());
ProcessInstancePersister processInstancePersister = persistenceService.getProcessInstancePersister();
processInstancePersister.saveOrUpdate(processInstance);
//发布事件
this.fireProcessInstanceEvent(session, processInstance, subProcess, ProcessInstanceEventTrigger.ON_PROCESS_INSTANCE_CREATED);
return processInstance;
}
protected void initProcessInstanceVariables(ProcessInstance processInstance,Object process,Map<String,Object> initVariables){
PersistenceService persistenceService = this.getRuntimeContext().getEngineModule(PersistenceService.class, processInstance.getProcessType());
VariablePersister variablePersister = persistenceService.getVariablePersister();
WorkflowProcess fpdlProcess = (WorkflowProcess)process;
SubProcess subProcess = (SubProcess)fpdlProcess.getLocalSubProcess(processInstance.getSubProcessId());
List<Property> processProperties = subProcess.getProperties();
if (processProperties!=null){
for (Property property:processProperties){
String valueAsStr = property.getInitialValueAsString();
Object value = null;
QName dataType = property.getDataType();
if (valueAsStr!=null ){
//数字类型,bool类型自动赋给初始值
if (valueAsStr.trim().equals("") && dataType!=null
&& NameSpaces.JAVA.getUri().equals(dataType.getNamespaceURI())){
if (JavaDataTypeConvertor.isByte(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isDouble(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isInt(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isFloat(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isLong(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isShort(dataType.getLocalPart())){
valueAsStr = "0";
}
else if (JavaDataTypeConvertor.isBoolean(dataType.getLocalPart())){
valueAsStr = "false";
}
}
try {
// System.out.println("valueAsStr=="+valueAsStr);
if ( JavaDataTypeConvertor.isPrimaryDataType(dataType.getLocalPart())){
value = JavaDataTypeConvertor.convertToJavaObject(property.getDataType(), valueAsStr, property.getDataPattern());
}
else{
value = null;
}
} catch (ClassCastException e) {
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
} catch (ClassNotFoundException e) {
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}catch(NumberFormatException e){
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}catch(Exception e){
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}
}
//从initVariables中获取value，覆盖初始值
if (initVariables!=null){
Object tmpValue = initVariables.remove(property.getName());
// System.out.println("tmpValue is "+(tmpValue==null?"null":tmpValue));
// System.out.println("tmpValue type is "+(tmpValue==null?"null":tmpValue.getClass().getName()));
if (tmpValue!=null){
if (tmpValue instanceof String){
tmpValue = ((String)tmpValue).trim();
//数字类型,bool类型自动赋给初始值
if (tmpValue.equals("") && dataType!=null
&& NameSpaces.JAVA.getUri().equals(dataType.getNamespaceURI())){
if (JavaDataTypeConvertor.isByte(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isDouble(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isInt(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isFloat(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isLong(dataType.getLocalPart()) ||
JavaDataTypeConvertor.isShort(dataType.getLocalPart())){
tmpValue = "0";
}
else if (JavaDataTypeConvertor.isBoolean(dataType.getLocalPart())){
tmpValue = "false";
}
}
}
try {
value = JavaDataTypeConvertor.dataTypeConvert(property.getDataType(), tmpValue, property.getDataPattern());
} catch (ClassCastException e) {
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
} catch (ClassNotFoundException e) {
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}catch(NumberFormatException e){
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}catch(Exception e){
//TODO 记录流程日志
log.warn("Initialize process instance variable error, subflowId="+processInstance.getSubProcessId()+", variableName="+property.getName(), e);
}
}
}
// System.out.println("value === "+value);
createVariable(variablePersister,processInstance,property.getName(),value,property.getDataType());
}
}
//如果还有未预先定义的initVariable，则继续仍然保存到变量列表中
if (initVariables!=null && !initVariables.isEmpty()){
Iterator<String> keySet = initVariables.keySet().iterator();
while (keySet.hasNext()){
String key = keySet.next();
Object value = initVariables.get(key);
createVariable(variablePersister,processInstance,key,value,null);
}
}
}
private void createVariable(VariablePersister variablePersister,
ProcessInstance processInstance,String name ,Object value,QName dataType){
// System.out.println("===流程变量"+name+"="+value);
VariableImpl v = new VariableImpl();
((AbsVariable)v).setScopeId(processInstance.getScopeId());
((AbsVariable)v).setName(name);
((AbsVariable)v).setProcessElementId(processInstance.getProcessElementId());
((AbsVariable)v).setPayload(value);
if (dataType!=null){
v.setDataType(dataType);
}else{//通过value判断dataType
if (value==null){
v.setDataType(new QName(NameSpaces.JAVA.getUri(),String.class.getName()));
}else{
((AbsVariable)v).setDataType(new QName(NameSpaces.JAVA.getUri(),value.getClass().getName()));
}
}
if (value instanceof org.w3c.dom.Document){
v.getHeaders().put(Variable.HEADER_KEY_CLASS_NAME, "org.w3c.dom.Document");
}else if (value instanceof org.dom4j.Document){
v.getHeaders().put(Variable.HEADER_KEY_CLASS_NAME, "org.dom4j.Document");
}
((AbsVariable)v).setProcessId(processInstance.getProcessId());
((AbsVariable)v).setVersion(processInstance.getVersion());
((AbsVariable)v).setProcessType(processInstance.getProcessType());
variablePersister.saveOrUpdate(v);
}
}