Package com.querydsl.core.types.dsl

Class CollectionOperation<E>

java.lang.Object

com.querydsl.core.types.dsl.DslExpression<T>

com.querydsl.core.types.dsl.CollectionExpressionBase<Collection<E>,E>

com.querydsl.core.types.dsl.CollectionOperation<E>

Type Parameters:

E - element type

All Implemented Interfaces:

CollectionExpression<Collection<E>,E>, Expression<Collection<E>>, ParameterizedExpression<Collection<E>>, Serializable

public class CollectionOperation<E>
extends CollectionExpressionBase<Collection<E>,E>

CollectionOperation is a collection typed operation

Author:

tiwe

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.querydsl.core.types.dsl.DslExpression

hashCode, mixin

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CollectionOperation(Class<? super E> type, Operator op, Expression<?>... args)
protected	CollectionOperation(Class<? super E> type, Operator op, List<Expression<?>> args)

Method Summary

Modifier and Type	Method	Description
<R, C> R	accept(Visitor<R,C> v, C context)	Accept the visitor with the given context
Class<E>	getElementType()	Get the element type
Class<?>	getParameter(int index)	Get the type parameter at the given index

Methods inherited from class com.querydsl.core.types.dsl.CollectionExpressionBase

as, contains, contains, isEmpty, isNotEmpty, size

Methods inherited from class com.querydsl.core.types.dsl.DslExpression

as, as, equals, getType, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.querydsl.core.types.Expression

getType

Constructor Details

CollectionOperation

protected CollectionOperation(Class<? super E> type,
 Operator op,
 Expression<?>... args)

CollectionOperation

protected CollectionOperation(Class<? super E> type,
 Operator op,
 List<Expression<?>> args)

Method Details

getParameter

public Class<?> getParameter(int index)

Description copied from interface: ParameterizedExpression

Get the type parameter at the given index

Parameters:

index - zero based index of type parameter

Returns:

type parameter at index

accept

@Nullable
public <R,
C> R accept(Visitor<R,C> v,
 C context)

Description copied from interface: Expression

Accept the visitor with the given context

Type Parameters:

R - return type

C - context type

Parameters:

v - visitor

context - context of visit

Returns:

result of visit

getElementType

public Class<E> getElementType()

Description copied from class: CollectionExpressionBase

Get the element type

Specified by:

getElementType in class CollectionExpressionBase<Collection<E>,E>

Returns:

element type