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Enable QuerydslPredicate for meta-annotation usage.

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We now support composed annotations that are meta-annotated with QuerydslPredicate.

Resolves #2277.
This commit is contained in:
Mark Paluch
2021-01-25 16:20:55 +01:00
parent d57fb3ea0e
commit 89c5b3839c
2 changed files with 60 additions and 13 deletions
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51
src/test/java/org/springframework/data/web/querydsl/QuerydslPredicateArgumentResolverUnitTests.java
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@@ -18,11 +18,17 @@ package org.springframework.data.web.querydsl;
import static org.assertj.core.api.Assertions.*;
import static org.springframework.data.web.querydsl.QuerydslPredicateArgumentResolver.*;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.util.Optional;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.core.MethodParameter;
import org.springframework.core.annotation.AliasFor;
import org.springframework.core.annotation.MergedAnnotation;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.querydsl.QUser;
@@ -149,6 +155,20 @@ class QuerydslPredicateArgumentResolverUnitTests {
QUser.user.firstname.eq("egwene".toUpperCase()).and(QUser.user.lastname.toLowerCase().eq("al'vere")));
}
@Test // #2277
void resolveArgumentShouldHonorMetaAnnotation() throws Exception {
request.addParameter("firstname", "egwene");
request.addParameter("lastname", "al'vere");
Object predicate = resolver.resolveArgument(
getMethodParameterFor("specificFindWithMetaAnnotation", Predicate.class), null, new ServletWebRequest(request),
null);
assertThat(predicate).isEqualTo(
QUser.user.firstname.eq("egwene".toUpperCase()).and(QUser.user.lastname.toLowerCase().eq("al'vere")));
}
@Test // DATACMNS-669
void shouldCreatePredicateForNonStringPropertyCorrectly() throws Exception {
@@ -188,7 +208,7 @@ class QuerydslPredicateArgumentResolverUnitTests {
void extractTypeInformationShouldUseTypeExtractedFromMethodReturnTypeIfPredicateNotAnnotated() {
TypeInformation<?> type = ReflectionTestUtils.invokeMethod(resolver, "extractTypeInfo",
getMethodParameterFor("predicateWithoutAnnotation", Predicate.class));
getMethodParameterFor("predicateWithoutAnnotation", Predicate.class), MergedAnnotation.missing());
assertThat(type).isEqualTo(ClassTypeInformation.from(User.class));
}
@@ -200,9 +220,11 @@ class QuerydslPredicateArgumentResolverUnitTests {
TypeInformation USER_TYPE = ClassTypeInformation.from(User.class);
TypeInformation MODELA_AND_VIEW_TYPE = ClassTypeInformation.from(ModelAndView.class);
assertThat(extractTypeInfo(getMethodParameterFor("forEntity"))).isEqualTo(USER_TYPE);
assertThat(extractTypeInfo(getMethodParameterFor("forResourceOfUser"))).isEqualTo(USER_TYPE);
assertThat(extractTypeInfo(getMethodParameterFor("forModelAndView"))).isEqualTo(MODELA_AND_VIEW_TYPE);
assertThat(extractTypeInfo(getMethodParameterFor("forEntity"), MergedAnnotation.missing())).isEqualTo(USER_TYPE);
assertThat(extractTypeInfo(getMethodParameterFor("forResourceOfUser"), MergedAnnotation.missing()))
.isEqualTo(USER_TYPE);
assertThat(extractTypeInfo(getMethodParameterFor("forModelAndView"), MergedAnnotation.missing()))
.isEqualTo(MODELA_AND_VIEW_TYPE);
}
@Test // DATACMNS-1593
@@ -276,6 +298,8 @@ class QuerydslPredicateArgumentResolverUnitTests {
User specificFind(@QuerydslPredicate(bindings = SpecificBinding.class) Predicate predicate);
User specificFindWithMetaAnnotation(@MyQuerydslPredicate Predicate predicate);
HttpEntity<User> forEntity();
ModelAndView forModelAndView();
@@ -296,4 +320,23 @@ class QuerydslPredicateArgumentResolverUnitTests {
bindings.bind(QUser.user.firstname).first((path, value) -> path.contains(value));
}
}
@Target({ ElementType.PARAMETER, ElementType.TYPE })
@Retention(RetentionPolicy.RUNTIME)
@QuerydslPredicate
public @interface MyQuerydslPredicate {
/**
* To customize the way individual properties' values should be bound to the predicate a
* {@link QuerydslBinderCustomizer} can be specified here. We'll try to obtain a Spring bean of this type but fall
* back to a plain instantiation if no bean is found in the current
* {@link org.springframework.beans.factory.BeanFactory}.
*
* @return
*/
@SuppressWarnings("rawtypes")
@AliasFor(annotation = QuerydslPredicate.class, attribute = "bindings")
Class<? extends QuerydslBinderCustomizer> bindings() default SpecificBinding.class;
}
}