Package org.springframework.data.querydsl.binding

Class QuerydslPredicateBuilder

java.lang.Object

org.springframework.data.querydsl.binding.QuerydslPredicateBuilder

public class QuerydslPredicateBuilder
extends Object

Builder assembling Predicate out of PropertyValues.

Since:

1.11

Author:

Christoph Strobl, Oliver Gierke, Mark Paluch, Johannes Englmeier

Constructor Summary

Constructors

Constructor	Description
QuerydslPredicateBuilder(org.springframework.core.convert.ConversionService conversionService, EntityPathResolver resolver)	Creates a new QuerydslPredicateBuilder for the given ConversionService and EntityPathResolver.

Method Summary

Modifier and Type	Method	Description
com.querydsl.core.types.Predicate	getPredicate(TypeInformation<?> type, org.springframework.util.MultiValueMap<String,?> values, QuerydslBindings bindings)	Creates a Querydsl Predicate for the given values, QuerydslBindings on the given TypeInformation.
static boolean	isEmpty(com.querydsl.core.types.Predicate predicate)	Returns whether the given Predicate represents an empty predicate instance.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

QuerydslPredicateBuilder

public QuerydslPredicateBuilder(org.springframework.core.convert.ConversionService conversionService,
 EntityPathResolver resolver)

Creates a new QuerydslPredicateBuilder for the given ConversionService and EntityPathResolver.

Parameters:

conversionService - must not be null.

resolver - can be null.

Method Details

getPredicate

public com.querydsl.core.types.Predicate getPredicate(TypeInformation<?> type,
 org.springframework.util.MultiValueMap<String,?> values,
 QuerydslBindings bindings)

Creates a Querydsl Predicate for the given values, QuerydslBindings on the given TypeInformation.

Parameters:

type - the type to create a predicate for.

values - the values to bind.

bindings - the QuerydslBindings for the predicate.

Returns:

the Predicate.

isEmpty

public static boolean isEmpty(com.querydsl.core.types.Predicate predicate)

Returns whether the given Predicate represents an empty predicate instance.

Parameters:

predicate -

Returns:

Since:

2.5.3

See Also:

• BooleanBuilder