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Fix BindingReflectionHintsRegistrar anonymous classes support 

This commit ensures that giving an anonymous class for reflection hints
registration does not result in a NullPointerException, since the
canonical name of anonymous classes is null.

Fixes gh-29657
This commit is contained in:
Brian Clozel 2022-12-07 16:37:01 +01:00
parent 92a6e7ddcd
commit d601f3196a
2 changed files with 7 additions and 1 deletions
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2
spring-core/src/main/java/org/springframework/aot/hint/BindingReflectionHintsRegistrar.java
View File

@ -71,7 +71,7 @@ public class BindingReflectionHintsRegistrar {
}
private boolean shouldSkipMembers(Class<?> type) {
return type.getCanonicalName().startsWith("java.") || type.isArray();
return (type.getCanonicalName() != null && type.getCanonicalName().startsWith("java.")) || type.isArray();
}
private void registerReflectionHints(ReflectionHints hints, Set<Type> seen, Type type) {

6
spring-core/src/test/java/org/springframework/aot/hint/BindingReflectionHintsRegistrarTests.java
View File

@ -221,6 +221,12 @@ public class BindingReflectionHintsRegistrarTests {
});
}
@Test
void registerTypeForSerializationWithAnonymousClass() {
Runnable anonymousRunnable = () -> { };
bindingRegistrar.registerReflectionHints(this.hints.reflection(), anonymousRunnable.getClass());
}
@Test
void registerTypeForJacksonAnnotations() {
bindingRegistrar.registerReflectionHints(this.hints.reflection(), SampleClassWithJsonProperty.class);