org.springframework.data.querydsl.binding

Interface OptionalValueBinding<T extends com.querydsl.core.types.Path<? extends S>,S>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface OptionalValueBinding<T extends com.querydsl.core.types.Path<? extends S>,S>

OptionalValueBinding creates a Predicate out of given Path and value. Used for specific parameter treatment in QuerydslBindings.

Since:

1.11

Author:

Christoph Strobl, Oliver Gierke

Method Summary

Modifier and Type	Method and Description
Optional<com.querydsl.core.types.Predicate>	bind(T path, Optional<? extends S> value) Returns the predicate to be applied to the given Path for the given value.

Method Detail

bind

Optional<com.querydsl.core.types.Predicate> bind(T path,
                                                 Optional<? extends S> value)

Returns the predicate to be applied to the given Path for the given value. The given value will be the first the first one provided for the given path and converted into the expected type.

Parameters:

path - Path to the property. Will not be null.

value - the value that should be bound. Will not be null.

Returns:

can be null, in which case the binding will not be incorporated in the overall Predicate .