CriteriaSupport (Apache DeltaSpike Sources 1.3.0 API)

Type Parameters:

E - Entity type.
```
public interface CriteriaSupport<E>
```
Interface to be added to a repository for criteria support.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`<N extends Number> QuerySelection<E,N>`	`abs(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.abs(javax.persistence.criteria.Expression)` over an attribute.
`<X> QuerySelection<E,X>`	`attribute(javax.persistence.metamodel.SingularAttribute<? super E,X> attribute)` Create a query selection for an Entity attribute.
`<N extends Number> QuerySelection<E,N>`	`avg(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.avg(javax.persistence.criteria.Expression)` over an attribute.
`QuerySelection<E,Long>`	`count(javax.persistence.metamodel.SingularAttribute<? super E,?> attribute)` Create a query selection for the `CriteriaBuilder.count(javax.persistence.criteria.Expression)` over an attribute.
`QuerySelection<E,Long>`	`countDistinct(javax.persistence.metamodel.SingularAttribute<? super E,?> attribute)` Create a query selection for the `CriteriaBuilder.countDistinct(javax.persistence.criteria.Expression)` over an attribute.
`Criteria<E,E>`	`criteria()` Create a `Criteria` instance.
`QuerySelection<E,Date>`	`currDate()` Create a query selection for the `CriteriaBuilder.currentDate()`.
`QuerySelection<E,Time>`	`currTime()` Create a query selection for the `CriteriaBuilder.currentTime()`.
`QuerySelection<E,Timestamp>`	`currTStamp()` Create a query selection for the `CriteriaBuilder.currentTimestamp()`.
`QuerySelection<E,String>`	`lower(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute)` Create a query selection for the `CriteriaBuilder.lower(javax.persistence.criteria.Expression)` over a String attribute.
`<N extends Number> QuerySelection<E,N>`	`max(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.max(javax.persistence.criteria.Expression)` over an attribute.
`<N extends Number> QuerySelection<E,N>`	`min(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.min(javax.persistence.criteria.Expression)` over an attribute.
`QuerySelection<E,Integer>`	`modulo(javax.persistence.metamodel.SingularAttribute<? super E,Integer> attribute, Integer modulo)` Create a query selection for the `CriteriaBuilder.mod(javax.persistence.criteria.Expression, Integer)` for an attribute.
`<N extends Number> QuerySelection<E,N>`	`neg(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.neg(javax.persistence.criteria.Expression)` over an attribute.
`QuerySelection<E,String>`	`substring(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute, int from)` Create a query selection for the `CriteriaBuilder.substring(javax.persistence.criteria.Expression, int)` over a String attribute.
`QuerySelection<E,String>`	`substring(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute, int from, int length)` Create a query selection for the `CriteriaBuilder.substring(javax.persistence.criteria.Expression, int, int)` over a String attribute.
`<N extends Number> QuerySelection<E,N>`	`sum(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)` Create a query selection for the `CriteriaBuilder.sum(javax.persistence.criteria.Expression)` over an attribute.
`QuerySelection<E,String>`	`upper(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute)` Create a query selection for the `CriteriaBuilder.upper(javax.persistence.criteria.Expression)` over a String attribute.
`<T> Criteria<T,T>`	`where(Class<T> clazz)` Create a `Criteria` instance.
`<T> Criteria<T,T>`	`where(Class<T> clazz, javax.persistence.criteria.JoinType joinType)` Create a `Criteria` instance with a join type.

- Method Detail
  - criteria
```
Criteria<E,E> criteria()
```
    Create a Criteria instance.
    
    Returns:
    
    Criteria instance related to the Repository entity class.
  - where
```
<T> Criteria<T,T> where(Class<T> clazz)
```
    Create a Criteria instance.
    
    Type Parameters:
    
    T - Type related to the current criteria class.
    
    Parameters:
    
    clazz - Class other than the current entity class.
    
    Returns:
    
    Criteria instance related to a join type of the current entity class.
  - where
```
<T> Criteria<T,T> where(Class<T> clazz,
                        javax.persistence.criteria.JoinType joinType)
```
    Create a Criteria instance with a join type.
    
    Type Parameters:
    
    T - Type related to the current criteria class.
    
    Parameters:
    
    clazz - Class other than the current entity class.
    
    joinType - Join type to apply.
    
    Returns:
    
    Criteria instance related to a join type of the current entity class.
  - attribute
```
<X> QuerySelection<E,X> attribute(javax.persistence.metamodel.SingularAttribute<? super E,X> attribute)
```
    Create a query selection for an Entity attribute.
    
    Parameters:
    
    attribute - Attribute to show up in the result selection
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - abs
```
<N extends Number> QuerySelection<E,N> abs(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.abs(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - avg
```
<N extends Number> QuerySelection<E,N> avg(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.avg(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - count
```
QuerySelection<E,Long> count(javax.persistence.metamodel.SingularAttribute<? super E,?> attribute)
```
    Create a query selection for the CriteriaBuilder.count(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - countDistinct
```
QuerySelection<E,Long> countDistinct(javax.persistence.metamodel.SingularAttribute<? super E,?> attribute)
```
    Create a query selection for the CriteriaBuilder.countDistinct(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - max
```
<N extends Number> QuerySelection<E,N> max(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.max(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - min
```
<N extends Number> QuerySelection<E,N> min(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.min(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - neg
```
<N extends Number> QuerySelection<E,N> neg(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.neg(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - sum
```
<N extends Number> QuerySelection<E,N> sum(javax.persistence.metamodel.SingularAttribute<? super E,N> attribute)
```
    Create a query selection for the CriteriaBuilder.sum(javax.persistence.criteria.Expression) over an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - modulo
```
QuerySelection<E,Integer> modulo(javax.persistence.metamodel.SingularAttribute<? super E,Integer> attribute,
                                 Integer modulo)
```
    Create a query selection for the CriteriaBuilder.mod(javax.persistence.criteria.Expression, Integer) for an attribute.
    
    Parameters:
    
    attribute - Attribute to use in the aggregate.
    
    modulo - Modulo what.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - upper
```
QuerySelection<E,String> upper(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute)
```
    Create a query selection for the CriteriaBuilder.upper(javax.persistence.criteria.Expression) over a String attribute.
    
    Parameters:
    
    attribute - Attribute to uppercase.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - lower
```
QuerySelection<E,String> lower(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute)
```
    Create a query selection for the CriteriaBuilder.lower(javax.persistence.criteria.Expression) over a String attribute.
    
    Parameters:
    
    attribute - Attribute to lowercase.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - substring
```
QuerySelection<E,String> substring(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute,
                                   int from)
```
    Create a query selection for the CriteriaBuilder.substring(javax.persistence.criteria.Expression, int) over a String attribute.
    
    Parameters:
    
    attribute - Attribute to create a substring from.
    
    from - Substring start.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - substring
```
QuerySelection<E,String> substring(javax.persistence.metamodel.SingularAttribute<? super E,String> attribute,
                                   int from,
                                   int length)
```
    Create a query selection for the CriteriaBuilder.substring(javax.persistence.criteria.Expression, int, int) over a String attribute.
    
    Parameters:
    
    attribute - Attribute to create a substring from.
    
    from - Substring start.
    
    length - Substring length.
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - currDate
```
QuerySelection<E,Date> currDate()
```
    Create a query selection for the CriteriaBuilder.currentDate().
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - currTime
```
QuerySelection<E,Time> currTime()
```
    Create a query selection for the CriteriaBuilder.currentTime().
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.
  - currTStamp
```
QuerySelection<E,Timestamp> currTStamp()
```
    Create a query selection for the CriteriaBuilder.currentTimestamp().
    
    Returns:
    
    QuerySelection part of a Criteria.select(Class, QuerySelection...) call.

Interface CriteriaSupport<E>

Method Summary

Method Detail

criteria

where

where

attribute

abs

avg

count

countDistinct

max

min

neg

sum

modulo

upper

lower

substring

substring

currDate

currTime

currTStamp