protected Serializable performSaveOrUpdate(SaveOrUpdateEvent event) {
int entityState =
getEntityState(
event.getEntity(), event.getEntityName(), event.getEntry(), event.getSession());
switch (entityState) {
case DETACHED:
entityIsDetached(event);
return null;
case PERSISTENT:
return entityIsPersistent(event);
default: // TRANSIENT or DELETED
return entityIsTransient(event);
}
}
public void onSaveOrUpdate(SaveOrUpdateEvent event) throws HibernateException {
Object object = event.getObject();
// 如果对象是AuditableEntity子类,添加审计信息.
if (object instanceof AuditableEntity) {
AuditableEntity entity = (AuditableEntity) object;
// String loginName = SpringSecurityUtils.getCurrentUserName();
String loginName = "系统定义";
AccountManager manager = (AccountManager) SpringContextHolder.getBean("accountManager");
if (entity.getId() == null) {
// 创建新对象
entity.setCreateTime(manager.getNowString());
if (entity.getCreateBy() == null) {
HttpServletRequest request =
((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
UserSession u = (UserSession) request.getSession().getAttribute("userSession");
if (u != null) {
loginName = u.getAccount().getUserName();
}
entity.setCreateBy(loginName);
}
} else {
// 修改旧对象
entity.setLastModifyTime(manager.getNowString());
if (entity.getLastModifyBy() == null) {
HttpServletRequest request =
((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
UserSession u = (UserSession) request.getSession().getAttribute("userSession");
if (u != null) {
loginName = u.getAccount().getUserName();
}
entity.setLastModifyBy(loginName);
}
logger.info(
"{}对象(ID:{}) 被 {} 在 {} 修改",
new Object[] {event.getEntityName(), entity.getId(), loginName, new Date()});
}
}
}
/**
* The given save-update event named a detached entity.
*
* <p>Here, we will perform the update processing.
*
* @param event The update event to be handled.
*/
protected void entityIsDetached(SaveOrUpdateEvent event) {
LOG.trace("Updating detached instance");
if (event.getSession().getPersistenceContext().isEntryFor(event.getEntity())) {
// TODO: assertion only, could be optimized away
throw new AssertionFailure("entity was persistent");
}
Object entity = event.getEntity();
EntityPersister persister =
event.getSession().getEntityPersister(event.getEntityName(), entity);
event.setRequestedId(
getUpdateId(entity, persister, event.getRequestedId(), event.getSession()));
performUpdate(event, entity, persister);
}
/**
* Save the transient instance, assigning the right identifier
*
* @param event The initiating event.
* @return The entity's identifier value after saving.
*/
protected Serializable saveWithGeneratedOrRequestedId(SaveOrUpdateEvent event) {
return saveWithGeneratedId(
event.getEntity(), event.getEntityName(), null, event.getSession(), true);
}