dorado hibernate
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2022-05-01 20:22:01
@DataResolver @Transactionalpublic void saveCompany(Collection slCompanys) {/*for(SlCompany o: slCompanys) {System.out.println(EntityUtils.getState(o));System.out.println(o instanceof EnhanceableEntity);System.out.....
文章目录
1.保存数据到数据库
@DataResolver
@Transactional
public void saveCompany(Collection<SlCompany> slCompanys) {
//修改,新建,移动就是save,删除为delete
for(SlCompany o: slCompanys) {
//从dorado前端传过来的数据可直接EntityUtils.getState(o),否则先把o变成Entity
//o = EntityUtils.toEntity(o);EntityUtils.setState(o, EntityState.MODIFIED);
if(EntityState.DELETED.equals(EntityUtils.getState(o))){
slCompanyDao.delete(o);
}
slCompanyDao.save(o);
}
//先查看各对象的状态,再进行处理
// slCompanyDao.persistEntities(slCompanys);
//HibernateDao.persistEntities
@SuppressWarnings("unchecked")
public int persistEntities(Collection<T> entities) {
int i = 0;
for (Object entity : EntityUtils.getIterable(entities,
FilterType.DELETED)) {
delete((T) entity);
i++;
}
for (Object entity : EntityUtils.getIterable(entities,
FilterType.MODIFIED)) {
save((T) entity);
i++;
}
for (Object entity : EntityUtils
.getIterable(entities, FilterType.MOVED)) {
save((T) entity);
i++;
}
for (Object entity : EntityUtils.getIterable(entities, FilterType.NEW)) {
save((T) entity);
i++;
}
return i;
}
//
public static Iterator getIterator(Collection entities, FilterType filterType)
{
return new EntityIterator(entities, filterType);
}
//
public EntityIterator(Collection entities, FilterType filterType)
{
iterator = entities.iterator();
this.filterType = filterType;
findNext();
}
protected void findNext()
{
if (iterator.hasNext())
{
currentEntity = iterator.next();
if (currentEntity != null)
{
boolean visible = false;
EntityState state = EntityUtils.getState(currentEntity);
if (filterType == FilterType.NONE)
visible = state == EntityState.NONE;
else
if (filterType == FilterType.NEW)
visible = state == EntityState.NEW;
else
if (filterType == FilterType.MODIFIED)
visible = state == EntityState.MODIFIED;
else
if (filterType == FilterType.DELETED)
visible = state == EntityState.DELETED;
else
if (filterType == FilterType.MOVED)
visible = state == EntityState.MOVED;
else
if (filterType == FilterType.VISIBLE)
visible = state != EntityState.DELETED;
else
if (filterType == FilterType.DIRTY)
visible = state == EntityState.NEW || state == EntityState.MODIFIED || state == EntityState.DELETED || state == EntityState.MOVED;
else
if (filterType == FilterType.VISIBLE)
visible = state == EntityState.NEW || state == EntityState.MODIFIED || state == EntityState.MOVED;
else
if (filterType == FilterType.ALL)
visible = true;
if (visible)
hasNext = true;
else
findNext();
} else
{
hasNext = false;
}
} else
{
hasNext = false;
}
}
//
public static EntityState getState(Object entity)
{
EntityEnhancer entityEnhancer = getEntityEnhancer(entity);
if (entityEnhancer != null)
return entityEnhancer.getState();
else
return EntityState.NONE;
}
//
public static EntityEnhancer getEntityEnhancer(Object entity)
{
//从dorado前端传过来的如果没有经过任何处理,不是EnhanceableEntity
if (entity instanceof EnhanceableEntity)
{
EnhanceableEntity enhanceableEntity = (EnhanceableEntity)entity;
return enhanceableEntity.getEntityEnhancer();
}
//从dorado前端传过来的如果没有经过任何处理,是ProxyBeanUtils
if (ProxyBeanUtils.isProxy(entity))
{
MethodInterceptorDispatcher dispatcher = ProxyBeanUtils.getMethodInterceptorDispatcher(entity);
if (dispatcher != null)
{
org.aopalliance.intercept.MethodInterceptor mis[] = dispatcher.getSubMethodInterceptors();
org.aopalliance.intercept.MethodInterceptor arr$[] = mis;
int len$ = arr$.length;
for (int i$ = 0; i$ < len$; i$++)
{
org.aopalliance.intercept.MethodInterceptor mi = arr$[i$];
if (mi instanceof EntityEnhancer)
return (EntityEnhancer)mi;
//mi.getState()
}
}
}
return null;
}
2.查找
slEmployeeDao.find(page, " from SlEmployee where 1=1 " + " AND name like '%li%' ");
本文地址:https://blog.csdn.net/puspos/article/details/107310752