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

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org.hibernate.criterion
Class AbstractEmptinessExpression

java.lang.Object
  org.hibernate.criterion.AbstractEmptinessExpression

All Implemented Interfaces:: Criterion, Serializable

Direct Known Subclasses:: EmptyExpression, NotEmptyExpression

public abstract class AbstractEmptinessExpression
extends Object
implements Criterion

Implementation of AbstractEmptinessExpression.

Author:: Steve Ebersole
See Also:: Serialized Form

Field Summary

protected String propertyName


Constructor Summary

protected AbstractEmptinessExpression(String propertyName)


Method Summary

protected abstract boolean excludeEmpty()


protected QueryableCollection getQueryableCollection(String entityName, String propertyName, SessionFactoryImplementor factory)


TypedValue[] getTypedValues(Criteria criteria, CriteriaQuery criteriaQuery)
          Return typed values for all parameters in the rendered SQL fragment

String toSqlString(Criteria criteria, CriteriaQuery criteriaQuery)
          Render the SQL fragment

String toString()


Methods inherited from class java.lang.Object

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

Field Detail

propertyName

protected final String propertyName

Constructor Detail

AbstractEmptinessExpression

protected AbstractEmptinessExpression(String propertyName)

Method Detail

excludeEmpty

protected abstract boolean excludeEmpty()

toSqlString

public final String toSqlString(Criteria criteria,
                                CriteriaQuery criteriaQuery)
                         throws HibernateException

Description copied from interface: Criterion

Render the SQL fragment

Specified by:: toSqlString in interface Criterion

Parameters:: criteriaQuery -
Returns:: String
Throws:: HibernateException

getQueryableCollection

protected QueryableCollection getQueryableCollection(String entityName,
                                                     String propertyName,
                                                     SessionFactoryImplementor factory)
                                              throws HibernateException

Throws:: HibernateException

getTypedValues

public final TypedValue[] getTypedValues(Criteria criteria,
                                         CriteriaQuery criteriaQuery)
                                  throws HibernateException