pan
4 years ago
parent
cbc1b9adfd
commit
e9f81f3d7b
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File diff suppressed because one or more lines are too long
File diff suppressed because one or more lines are too long
@ -0,0 +1,23 @@ |
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package com.app.bean; |
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public class Count { |
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private String date; |
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private Integer count; |
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public String getDate() { |
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return date; |
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} |
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public void setDate(String date) { |
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this.date = date; |
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} |
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public Integer getCount() { |
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return count; |
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} |
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public void setCount(Integer count) { |
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this.count = count; |
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} |
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} |
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@ -0,0 +1,29 @@ |
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package com.app.bean; |
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import java.util.List; |
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public class CountSplit { |
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List<String> dateList; |
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List<Integer> countList; |
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public CountSplit(List<String> dateList, List<Integer> countList) { |
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this.dateList = dateList; |
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this.countList = countList; |
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} |
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public List<String> getDateList() { |
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return dateList; |
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} |
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public void setDateList(List<String> dateList) { |
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this.dateList = dateList; |
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} |
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public List<Integer> getCountList() { |
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return countList; |
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} |
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public void setCountList(List<Integer> countList) { |
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this.countList = countList; |
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} |
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} |
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@ -0,0 +1,12 @@ |
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package com.app.service; |
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import com.app.bean.Count; |
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import java.util.List; |
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public interface CountService { |
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//统计时间段
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int count(String startTime, String endTime,Class c); |
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//统计时间段并按日期分组
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List<Count> countWithDate(String startTime, String endTime, Class c); |
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} |
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@ -0,0 +1,48 @@ |
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package com.app.service; |
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import com.app.bean.Count; |
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import org.hibernate.HibernateException; |
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import org.hibernate.Query; |
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import org.hibernate.Session; |
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import org.hibernate.criterion.DetachedCriteria; |
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import org.hibernate.criterion.Projections; |
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import org.hibernate.criterion.Restrictions; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.orm.hibernate3.HibernateCallback; |
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import org.springframework.orm.hibernate3.HibernateTemplate; |
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import org.springframework.stereotype.Service; |
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import java.sql.SQLException; |
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import java.util.List; |
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@Service |
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public class CountServiceImpl implements CountService{ |
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@Autowired |
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private HibernateTemplate hibernateTemplate; |
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@Override |
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public int count(String startTime, String endTime,Class c) { |
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List list= hibernateTemplate.findByCriteria(DetachedCriteria.forClass(c). |
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add(Restrictions.ge("created",startTime)) |
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.add(Restrictions.le("created",endTime)) |
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.setProjection(Projections.rowCount())); |
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if(list.isEmpty()){ |
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return 0; |
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}else{ |
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return (Integer) list.get(0); |
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} |
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} |
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@SuppressWarnings("unchecked") |
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@Override |
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public List<Count> countWithDate(String startTime, String endTime, final Class c) { |
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return (List<Count>) hibernateTemplate.execute(new HibernateCallback() { |
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@Override |
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public Object doInHibernate(Session session) throws HibernateException, SQLException { |
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Query query=session.createSQLQuery( |
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"select substring(created,1,10) as date,count(*) as count from "+c.getSimpleName()+" group by substring(created,1,10)"); |
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return query.list(); |
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} |
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}); |
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} |
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} |
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@ -0,0 +1,5 @@ |
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public class SpringTest { |
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} |
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