com.querydsl.core.types.dsl

Class DslOperation<T>

java.lang.Object

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

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

Type Parameters:

T - expression type

All Implemented Interfaces:

Expression<T>, Operation<T>, Serializable

public class DslOperation<T>
extends DslExpression<T>
implements Operation<T>

DslOperation represents a simple operation expression

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 and Description
protected	DslOperation(Class<? extends T> type, Operator op, Expression<?>... args)
protected	DslOperation(Class<? extends T> type, Operator op, com.google.common.collect.ImmutableList<Expression<?>> args)

Method Summary

Methods

Modifier and Type	Method and Description
<R,C> R	accept(Visitor<R,C> v, C context) Accept the visitor with the given context
Expression<?>	getArg(int index) Get the argument with the given index
List<Expression<?>>	getArgs() Get the arguments of this operation
Operator	getOperator() Get the operator symbol for this operation

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 Detail

DslOperation

protected DslOperation(Class<? extends T> type,
            Operator op,
            Expression<?>... args)

DslOperation

protected DslOperation(Class<? extends T> type,
            Operator op,
            com.google.common.collect.ImmutableList<Expression<?>> args)

Method Detail

accept

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

Description copied from interface: Expression

Accept the visitor with the given context

Specified by:

accept in interface Expression<T>

Type Parameters:

R - return type

C - context type

Parameters:

v - visitor

context - context of visit

Returns:

result of visit

getArg

public Expression<?> getArg(int index)

Description copied from interface: Operation

Get the argument with the given index

Specified by:

getArg in interface Operation<T>

Parameters:

index - zero based index of expression

Returns:

expression at index

getArgs

public List<Expression<?>> getArgs()

Description copied from interface: Operation

Get the arguments of this operation

Specified by:

getArgs in interface Operation<T>

Returns:

arguments

getOperator

public Operator getOperator()

Description copied from interface: Operation

Get the operator symbol for this operation

Specified by:

getOperator in interface Operation<T>

Returns:

operator