Guard AotAccessorFactory against contributions of unsupported entiries.

AotAccessorFactory now checks if the entity is supported and could be contributed to avoid failures due to unsupported types.

Closes #3361

Author: mp911de

src/main/java/org/springframework/data/aot/AotMappingContext.java

@@ -133,7 +133,9 @@ public Association<AotPersistentProperty> getAssociation() {
 	static class AotAccessorFactory extends ClassGeneratingPropertyAccessorFactory {
 
 		public void initialize(PersistentEntity<?, ?> entity) {
-			potentiallyCreateAndRegisterPersistentPropertyAccessorClass(entity);
+			if (isSupported(entity)) {
+				potentiallyCreateAndRegisterPersistentPropertyAccessorClass(entity);
+			}
 		}
 	}
 

src/test/java/org/springframework/data/aot/AotMappingContextUnitTests.java

@@ -54,6 +54,14 @@ void doesNotCreateEntityForJavaxReference() {
 		assertThat(context.getPersistentEntity(javax.naming.Reference.class)).isNull();
 	}
 
+	@Test // GH-3361
+	void doesNotContributeGeneratedAccessorForUnsupportedType() {
+
+		assertThatNoException().isThrownBy(() -> {
+			context.contribute(ConcretePerson.class);
+		});
+	}
+
 	static class DemoEntity {
 
 		@Id String id;
@@ -78,4 +86,30 @@ static class EntityWithReference {
 		javax.naming.Reference reference;
 	}
 
+	static abstract class AbstractPerson {
+
+		private String name;
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+	}
+
+	static class ConcretePerson extends AbstractPerson {
+
+		private String name;
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+	}
+
 }