Hibernate业务处理增删查改

Hibernate增删查该业务处理

package com.oa.manager.impl;

import java.util.List;

import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.oa.manager.OrgManager;
import com.oa.model.Organization;

public class OrgManagerImpl extends HibernateDaoSupport implements OrgManager  {
         /**添加***/
	public void addOrg(Organization org, int parentId) {
		if(parentId!=0){
			org.setParent((Organization)this.getHibernateTemplate()
					.load(Organization.class, parentId));
		}
		this.getHibernateTemplate().save(org);
	}
         /**删除***/
	public void deleteOrg(int orgId) {
		this.getHibernateTemplate().delete(
				this.getHibernateTemplate().load(Organization.class, orgId));
	}
        /**查询***/
	public Organization findOrg(int orgId) {
		return (Organization)this.getHibernateTemplate().load(Organization.class, orgId);
	}
        /**List集合查询***/
	@SuppressWarnings("unchecked")
	public List<Organization> findOrgs(int parentId) {
		if(parentId==0){
			return  this.getHibernateTemplate().find("from Organization o where o.parent is null");
		}
		return  this.getHibernateTemplate().find("from Organization o where o.parent.id= ?", parentId);
	}
	 /**修改***/
	public void modifyOrg(Organization org, int parentId) {
		if(parentId!=0){
			org.setParent((Organization)this.getHibernateTemplate()
					.load(Organization.class, parentId));
		}
		this.getHibernateTemplate().update(org);
	}
}