org.springframework.data.web.querydsl

Class QuerydslPredicateArgumentResolverSupport

java.lang.Object

org.springframework.data.web.querydsl.QuerydslPredicateArgumentResolverSupport

Direct Known Subclasses:

QuerydslPredicateArgumentResolver, ReactiveQuerydslPredicateArgumentResolver

public abstract class QuerydslPredicateArgumentResolverSupport
extends Object

HandlerMethodArgumentResolver to allow injection of Predicate into Spring MVC controller methods.

Since:

2.5

Author:

Christoph Strobl, Oliver Gierke, Matías Hermosilla, Johannes Englmeier

Field Summary

Fields

Modifier and Type	Field and Description
protected QuerydslBindingsFactory	bindingsFactory
protected QuerydslPredicateBuilder	predicateBuilder

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	QuerydslPredicateArgumentResolverSupport(QuerydslBindingsFactory factory, ConversionService conversionService) Creates a new QuerydslPredicateArgumentResolver using the given ConversionService.

Method Summary

Modifier and Type	Method and Description
protected static TypeInformation<?>	extractTypeInfo(MethodParameter parameter, MergedAnnotation<QuerydslPredicate> predicateAnnotation) Obtains the domain type information from the given method parameter.
boolean	supportsParameter(MethodParameter parameter)

Methods inherited from class java.lang.Object

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

Field Detail

bindingsFactory

protected final QuerydslBindingsFactory bindingsFactory

predicateBuilder

protected final QuerydslPredicateBuilder predicateBuilder

Constructor Detail

QuerydslPredicateArgumentResolverSupport

protected QuerydslPredicateArgumentResolverSupport(QuerydslBindingsFactory factory,
                                                   ConversionService conversionService)

Creates a new QuerydslPredicateArgumentResolver using the given ConversionService.

Parameters:

factory -

conversionService -

Method Detail

supportsParameter

public boolean supportsParameter(MethodParameter parameter)

extractTypeInfo

protected static TypeInformation<?> extractTypeInfo(MethodParameter parameter,
                                                    MergedAnnotation<QuerydslPredicate> predicateAnnotation)

Obtains the domain type information from the given method parameter. Will favor an explicitly registered on through QuerydslPredicate.root() but use the actual type of the method's return type as fallback.

Parameters:

parameter - must not be null.

Returns: