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Mr_Tank_
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SSH整合使用Criteria动态查询及任意关键字多字段模糊查询

 
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很多地方要用到动态查询以及模糊查询

效果截图(类似于开源中国人才汇职位查找):

1、使用Criteria动态查询是很方便的,示例:

	@Override
	public List listJobInfoByMultiConditionAction(final String jobInfoClass,
			final String jobInfoProvince, final String jobInfoCity, final String jobInfoPay) {
		// TODO Auto-generated method stub
			
		//使用Criteria动态查询
		try{
			return (List) getHibernateTemplate().executeFind(new HibernateCallback(){
				public Object doInHibernate(Session s) throws HibernateException, SQLException{

							Criteria criteria = s.createCriteria(JobInfo.class);
							if (!jobInfoClass.equals("选择职位类别")) {
								criteria.add(Restrictions.eq("jobinfoCalss",
										jobInfoClass));
							}
							if (!jobInfoProvince.equals("请选择")) {
								criteria.add(Restrictions.eq("jobinfoProvince",
										jobInfoProvince));
							}
							if (!jobInfoCity.equals("请选择")) {
								criteria.add(Restrictions.eq("jobinfoCity",
										jobInfoCity));
							}
							if (!jobInfoPay.equals("请选择月薪范围")) {
								criteria.add(Restrictions.eq("jobinfoPay",
										jobInfoPay));
							}
					
					return criteria.list();   
				}
			});
		}catch (RuntimeException re){throw re;}
		
		//return null;
	}


2、模糊查询,使用单一关键字实现多字段查找

	@Override
	public List listJobInfoByKeyword(String keyword) {
		// TODO Auto-generated method stub
		try{
	    //根据关键字查找
		return getHibernateTemplate().find("from JobInfo as j where j.jobinfoProvince like ? or j.jobinfoCity like ? or j.jobinfoCalss like ? or j.jobinfoCompany like ?", new Object[]{"%"+keyword+"%","%"+keyword+"%","%"+keyword+"%","%"+keyword+"%"});
		//return null;
		}
		

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