org.hibernate.criterion
Class RowCountProjection
java.lang.Object
org.hibernate.criterion.SimpleProjection
org.hibernate.criterion.RowCountProjection
- All Implemented Interfaces:
- Serializable, Projection
public class RowCountProjection
- extends SimpleProjection
A row count
- Author:
- Gavin King
- See Also:
- Serialized Form
RowCountProjection
protected RowCountProjection()
toString
public String toString()
- Overrides:
toString
in class Object
getTypes
public Type[] getTypes(Criteria criteria,
CriteriaQuery criteriaQuery)
throws HibernateException
- Description copied from interface:
Projection
- Types returned by the rendered SQL
fragment
. In other words what are the types
that would represent the values this projection asked to be pulled into the result set?
- Parameters:
criteria
- The local criteria to which this project is attached (for resolution).criteriaQuery
- The overall criteria query instance.
- Returns:
- The return types.
- Throws:
HibernateException
- Indicates a problem resolving the types
toSqlString
public String toSqlString(Criteria criteria,
int position,
CriteriaQuery criteriaQuery)
throws HibernateException
- Description copied from interface:
Projection
- Render the SQL fragment to be used in the SELECT clause.
- Parameters:
criteria
- The local criteria to which this project is attached (for resolution).position
- The number of columns rendered in the SELECT clause before this projection. Generally
speaking this is useful to ensure uniqueness of the individual columns aliases.criteriaQuery
- The overall criteria query instance.
- Returns:
- The SQL fragment to plug into the SELECT
- Throws:
HibernateException
- Indicates a problem performing the rendering
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