package org.fireflow.engine.modules.persistence.nutz;
import java.util.List;
import java.util.UUID;
import org.fireflow.client.WorkflowQuery;
import org.fireflow.client.query.Order;
import org.fireflow.engine.entity.AbsWorkflowEntity;
import org.fireflow.engine.entity.WorkflowEntity;
import org.fireflow.engine.entity.config.impl.FireflowConfigImpl;
import org.fireflow.engine.entity.config.impl.ReassignConfigImpl;
import org.fireflow.engine.entity.repository.impl.ProcessDescriptorImpl;
import org.fireflow.engine.entity.repository.impl.ProcessRepositoryImpl;
import org.fireflow.engine.entity.runtime.ScheduleJob;
import org.fireflow.engine.entity.runtime.WorkItem;
import org.fireflow.engine.entity.runtime.impl.ActivityInstanceImpl;
import org.fireflow.engine.entity.runtime.impl.LocalWorkItemImpl;
import org.fireflow.engine.entity.runtime.impl.ProcessInstanceImpl;
import org.fireflow.engine.entity.runtime.impl.RemoteWorkItemImpl;
import org.fireflow.engine.entity.runtime.impl.ScheduleJobImpl;
import org.fireflow.engine.entity.runtime.impl.VariableImpl;
import org.fireflow.engine.modules.persistence.PersistenceService;
import org.fireflow.engine.modules.persistence.Persister;
import org.fireflow.pvm.kernel.impl.TokenImpl;
import org.nutz.dao.Cnd;
import org.nutz.dao.FieldFilter;
import org.nutz.dao.impl.NutDao;
import org.nutz.dao.pager.Pager;
import org.nutz.dao.util.cri.SimpleCriteria;
import org.nutz.trans.Atom;
public abstract class AbsPersisterNutzImpl implements Persister {
private PersistenceService persistenceService = null;
protected FieldFilter fieldFilter = null;
public AbsPersisterNutzImpl(){
fieldFilter = FieldFilter.create(TokenImpl.class, "^(elementInstanceId|businessPermitted|value|stepNumber|state)$")
.set(ActivityInstanceImpl.class,"^(bizId|subBizId|state|suspended|startedTime|expiredTime|endTime|canBeWithdrawn|note)$")
.set(ProcessInstanceImpl.class, "^(bizId|state|suspended|startedTime|expiredTime|endTime|tokenId|note)$")
.set(LocalWorkItemImpl.class, "^(state|claimedTime|endTime|expiredTime|note|remoteWorkItemId|attachmentId|attachmentType)$")
.set(RemoteWorkItemImpl.class, "^(state|claimedTime|endTime|expiredTime|note|remoteWorkItemId|attachmentId|attachmentType)$")
.set(ScheduleJobImpl.class, "^(triggeredTimes|endTime|state|note)$")
.set(VariableImpl.class, "^(headers|dataType|payload)$")
.set(ReassignConfigImpl.class, "^(alive|startTime|endTime|agentId|agentName|agentType)$")
.set(FireflowConfigImpl.class, "^(configName|configValue|description|lastEditor)$")
.set(ProcessDescriptorImpl.class, "^(name|displayName|description|packageId|publishState|validDateFrom|validDateTo|timerStart|hasCallbackService|ownerId|ownerName|approver|approveTime|lastEditor|updateLog)$")
.set(ProcessRepositoryImpl.class, "^(name|displayName|description|packageId|publishState|validDateFrom|validDateTo|timerStart|hasCallbackService|ownerId|ownerName|approver|approveTime|lastEditor|updateLog|processContent)$");
}
/**
* TODO 暂时未考虑workitem表和activityinstance表关联查询条件
*/
public <T extends WorkflowEntity> T fetch(Class<T> entityClz, String entityId) {
if (entityId==null || entityId.trim().equals(""))return null;
Class clz = this.getEntityClass4Runtime(entityClz);
Object obj = null;
if (clz!=null){
obj = dao().fetch(clz, entityId);
if (WorkItem.class.isAssignableFrom(clz) || ScheduleJob.class.isAssignableFrom(clz)){
dao().fetchLinks(obj, null);
}
}
if (obj==null){
clz = this.getEntityClass4History(entityClz);
obj = dao().fetch(clz, entityId);
if (WorkItem.class.isAssignableFrom(clz) || ScheduleJob.class.isAssignableFrom(clz)){
dao().fetchLinks(obj, null);
}
}
return (T)obj;
}
public <T extends WorkflowEntity> List<T> list(WorkflowQuery<T> q) {
Class tmp = null;
if (q.isQueryFromHistory()){
tmp = this.getEntityClass4History(q.getEntityClass());
}else{
tmp = this.getEntityClass4Runtime(q.getEntityClass());
}
final Class entityClass = tmp;
if (entityClass==null) return null;
SimpleCriteria nutzCri = null;
//查询条件转换
List<? extends org.fireflow.client.query.Criterion> fireCriterions = q
.getAllCriterions();
if (fireCriterions != null && fireCriterions.size() > 0) {
for (org.fireflow.client.query.Criterion fireCriterion : fireCriterions) {
if (nutzCri==null){
nutzCri = Cnd.cri();
}
nutzCri.where().and(NutzPersisterUtils.fireCriterion2NutzSqlExpression(fireCriterion));
}
}
if (nutzCri==null){
nutzCri = Cnd.cri();
}
//排序转换
List<Order> allOrders = q.getAllOrders();
if (allOrders!=null && allOrders.size()>0){
for (Order order : allOrders){
if (order.isAscending()){
nutzCri.getOrderBy().asc(order.getEntityProperty().getPropertyName());
}else{
nutzCri.getOrderBy().desc(order.getEntityProperty().getPropertyName());
}
}
}
//分页
Pager pager = null;
if (q.getPageNumber()>0){
if (q.getPageSize()<=0){
pager = dao().createPager(q.getPageNumber(), WorkflowQuery.DEFAULT_PAGE_SIZE);
}else{
pager = dao().createPager(q.getPageNumber(), q.getPageSize());
}
}
if (pager!=null){
return dao().query(entityClass, nutzCri, pager);
}else{
return dao().query(entityClass, nutzCri);
}
}
/**
* TODO 暂时未考虑workitem表和activityinstance表关联查询条件
*/
public <T extends WorkflowEntity> int count(WorkflowQuery<T> q) {
Class tmp = null;
if (q.isQueryFromHistory()){
tmp = this.getEntityClass4History(q.getEntityClass());
}else{
tmp = this.getEntityClass4Runtime(q.getEntityClass());
}
final Class entityClass = tmp;
if (entityClass==null) return 0;
SimpleCriteria nutzCri = null;
List<? extends org.fireflow.client.query.Criterion> fireCriterions = q
.getAllCriterions();
if (fireCriterions != null && fireCriterions.size() > 0) {
for (org.fireflow.client.query.Criterion fireCriterion : fireCriterions) {
if (nutzCri==null){
nutzCri = Cnd.cri();
}
nutzCri.where().and(NutzPersisterUtils.fireCriterion2NutzSqlExpression(fireCriterion));
}
}
return dao().count(entityClass, nutzCri);
}
public void saveOrUpdate(Object entity) {
final AbsWorkflowEntity wfEntity = (AbsWorkflowEntity)entity;
String id = wfEntity.getId();
if (id==null || id.trim().equals("")){
//insert 操作
String newId = UUID.randomUUID().toString();
wfEntity.setId(newId);
dao().insert(wfEntity);
}else{
//update 操作
//TODO 会出现事物不一致的问题吗？
fieldFilter.run(new Atom(){
public void run(){
dao().update(wfEntity);
}
});
}
}
public PersistenceService getPersistenceService() {
return persistenceService;
}
public void setPersistenceService(PersistenceService persistenceService) {
this.persistenceService = persistenceService;
}
public NutDao dao(){
if (persistenceService==null) return null;
return ((PersistenceServiceNutzImpl)persistenceService).getDao();
}
/**
* 获得运行时表的对象class
* @return
*/
public abstract Class getEntityClass4Runtime(Class interfaceClz);
/**
* 获得历史表的对象class
* @return
*/
public Class getEntityClass4History(Class interfaceClz){
return null;
}
}