Hibernate 的QBC语法 DetachedCriteria !~

1:例子

 public Paginate getList0(Paginate paginate) {   DetachedCriteria criter = DetachedCriteria.forClass(Paginate .class);   DetachedCriteria criterForTotalResults = DetachedCriteria.forClass(Paginate .class);      criter.add(Expression.eq("dealed", new Boolean(false)));   Calendar c = Calendar.getInstance();   c.add(Calendar.DATE, -10);   c.set(Calendar.HOUR_OF_DAY, 0);   c.set(Calendar.MINUTE, 0);   c.set(Calendar.SECOND, 0);   criter.add(Expression.ge("createtime", c.getTime()));      Paginate .setTotalResults(this.getTotalResults(criterForTotalResults));   List<ComStudy> list = this.getHibernateTemplate().findByCriteria(criter, paginate.getFirstResult(), Paginate .getPageSize());   Paginate .setResults(list);   return Paginate ;  }

2:参照

 

大于等于 >= Expression.ge()
大于 > Expression.gt()
小于等于 <= Expression.le()
小于 < Expression.lt()
等于 = Expression.eq()
不等于 <> Expression.ne()
为空 is null Expression.isNll()
不为空 is not null Expression.isNotNull()
在指定范围 between and Expression.betweed()
不再指定范围内的属性值 not between and Expression.not(Expression.betweed())
属性值属于指定集合 in Expression.in()
属性值不属于指定集合 not in Expression.not(Expression.in())
and Expression.and()
or Expression.or()
not Expression.not()
模糊查询 like Expression.like()

 

Expression.like("name","%"+dept.getName+"%");

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转载自sundful.iteye.com/blog/1415911