Upgrade to Spring Framework 7.0.0-M6

See gh-1202

Author: bclozel

build.gradle

@@ -6,7 +6,7 @@ description = "Spring for GraphQL"
 
 ext {
 	moduleProjects = [project(":spring-graphql"), project(":spring-graphql-test")]
-	springFrameworkVersion = "7.0.0-M5"
+	springFrameworkVersion = "7.0.0-M6"
 	graphQlJavaVersion = "24.1"
 	springBootVersion = "3.4.3"
 }

platform/build.gradle

@@ -41,6 +41,7 @@ dependencies {
 		api("org.skyscreamer:jsonassert:1.5.3")
 		api("org.awaitility:awaitility:4.3.0")
 		api("com.squareup.okhttp3:mockwebserver:4.12.0")
+		api("org.hamcrest:hamcrest:3.0")
 
 		api("com.h2database:h2:2.3.232")
 		api("org.hibernate.orm:hibernate-core:7.0.0.CR1")

spring-graphql-test/build.gradle

@@ -20,6 +20,7 @@ dependencies {
 	compileOnly 'org.skyscreamer:jsonassert'
 	compileOnly 'com.google.code.findbugs:jsr305'
 	compileOnly 'org.jetbrains.kotlinx:kotlinx-coroutines-core'
+	compileOnly 'org.hamcrest:hamcrest'
 
 	testImplementation(testFixtures(project(":spring-graphql")))
 	testImplementation 'org.junit.jupiter:junit-jupiter'

spring-graphql/src/main/java/org/springframework/graphql/data/GraphQlArgumentBinder.java

@@ -271,12 +271,13 @@ private Map<?, Object> bindMapToMap(
 	private @Nullable Object bindViaConstructorAndSetters(Constructor<?> constructor,
 			Map<String, Object> rawMap, ResolvableType ownerType, ArgumentsBindingResult bindingResult) {
 
-		String[] paramNames = BeanUtils.getParameterNames(constructor);
+		@Nullable String[] paramNames = BeanUtils.getParameterNames(constructor);
 		Class<?>[] paramTypes = constructor.getParameterTypes();
 		@Nullable Object[] constructorArguments = new Object[paramTypes.length];
 
 		for (int i = 0; i < paramNames.length; i++) {
 			String name = paramNames[i];
+			Assert.notNull(name, () -> "Missing parameter name in " + constructor);
 
 			ResolvableType targetType = ResolvableType.forType(
 					ResolvableType.forConstructorParameter(constructor, i).getType(), ownerType);