src/com/pro/dao/TopicDAOImpl.java

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package com.pro.dao;
import javax.annotation.Resource;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.hibernate.SessionFactory;
import com.sys.common.BaseDAO;
import com.sys.common.util.CommonUtil;
import com.sys.web.fenye.util.DefaultQueryCondition;
import com.sys.web.fenye.util.Page;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.MatchMode;
import org.hibernate.criterion.Restrictions;
import com.pro.entity.Topic;
@Service
@Transactional
public class TopicDAOImpl extends BaseDAO<Topic, Integer> {
	@Resource private SessionFactory sessionFactory;
	protected Class<Topic> getReferenceClass() {
		return Topic.class;
	}

	protected SessionFactory getSessionFactory() {
		return this.sessionFactory;
	}

	public Page<Topic> getEntity(DefaultQueryCondition condition) {
		Topic entity = (Topic)condition.getCondition();
		Criterion cr1 = null;
		Criterion cr2 = null;
		Criterion cr3 = null;
		if(CommonUtil.isNotEmpty(entity.getTitle())) {
			cr1 = Restrictions.like("title", entity.getTitle(), MatchMode.ANYWHERE);
		}
		if(CommonUtil.isNotEmpty(entity.getUsername())) {
			cr2 = Restrictions.eq("username", entity.getUsername());
		}
		if(CommonUtil.isNotEmpty(entity.getReplied())) {
			cr3 = Restrictions.eq("replied", entity.getReplied());
		}
		return this.getPagers(condition, cr1,cr2,cr3);
	}
}