AvgProjection (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.criterion
Class AvgProjection

java.lang.Object
  org.hibernate.criterion.SimpleProjection
      org.hibernate.criterion.AggregateProjection
          org.hibernate.criterion.AvgProjection

All Implemented Interfaces:: Projection, Serializable

public class AvgProjection
extends AggregateProjection

Author:: Gavin King
See Also:: Serialized Form

Field Summary

Fields inherited from class org.hibernate.criterion.AggregateProjection

propertyName

Constructor Summary

AvgProjection(String propertyName)

Method Summary

Type[] getTypes(Criteria criteria, CriteriaQuery criteriaQuery)
Return types returned by the rendered SQL fragment

Methods inherited from class org.hibernate.criterion.AggregateProjection

toSqlString, toString

Methods inherited from class org.hibernate.criterion.SimpleProjection

as, getAliases, getColumnAliases, getColumnAliases, getTypes, isGrouped, toGroupSqlString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AvgProjection

public AvgProjection(String propertyName)

Method Detail

getTypes

public Type[] getTypes(Criteria criteria,
                       CriteriaQuery criteriaQuery)
                throws HibernateException

Description copied from interface: Projection

Return types returned by the rendered SQL fragment

Specified by:: getTypes in interface Projection
Overrides:: getTypes in class AggregateProjection

Throws:: HibernateException