CountProjection (hibernate-core JavaDocs)

java.lang.Object
- org.hibernate.criterion.SimpleProjection
- - org.hibernate.criterion.AggregateProjection
  - - org.hibernate.criterion.CountProjection

All Implemented Interfaces:

Serializable, EnhancedProjection, Projection
```
public class CountProjection
extends AggregateProjection
```
A count projection

See Also:

Serialized Form

Field Summary
- Fields inherited from class org.hibernate.criterion.AggregateProjection
  propertyName

Constructor Summary

Constructors
Modifier Constructor Description

protected CountProjection(String prop)
Constructs the count projection.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected List`	`buildFunctionParameterList(Criteria criteria, CriteriaQuery criteriaQuery)`
`CountProjection`	`setDistinct()`	Sets the count as being distinct
`String`	`toString()`

Methods inherited from class org.hibernate.criterion.AggregateProjection
buildFunctionParameterList, getFunction, getFunction, getFunctionName, getPropertyName, getTypes, toSqlString

Methods inherited from class org.hibernate.criterion.SimpleProjection
as, getAliases, getColumnAliases, getColumnAliases, getColumnAliases, getColumnAliases, getColumnCount, getTypes, isGrouped, toGroupSqlString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - CountProjection
```
protected CountProjection(String prop)
```
    Constructs the count projection.
    
    Parameters:
    
    prop - The property name
    
    See Also:
    
    Projections.count(String), Projections.countDistinct(String)
- Method Detail
  - buildFunctionParameterList
```
protected List buildFunctionParameterList(Criteria criteria,
                                          CriteriaQuery criteriaQuery)
```
    Overrides:
    
    buildFunctionParameterList in class AggregateProjection
  - setDistinct
```
public CountProjection setDistinct()
```
    Sets the count as being distinct
    
    Returns:
    
    this, for method chaining
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class AggregateProjection