Add TypeCollectorFilters to filter $$_hibernate fields and methods.

Closes #4014

Author: mp911de

spring-data-jpa/src/main/java/org/springframework/data/jpa/repository/aot/JpaTypeFilters.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.jpa.repository.aot;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Member;
+import java.lang.reflect.Method;
+import java.util.function.Predicate;
+
+import org.springframework.data.util.Predicates;
+import org.springframework.data.util.TypeCollector;
+import org.springframework.data.util.TypeUtils;
+
+/**
+ * {@link TypeCollector} predicates to exclude JPA provider types.
+ *
+ * @author Mark Paluch
+ * @since 4.0
+ */
+class JpaTypeFilters implements TypeCollector.TypeCollectorFilters {
+
+	/**
+	 * Match for bytecode-enhanced members.
+	 */
+	private static final Predicate<Member> IS_HIBERNATE_MEMBER = member -> member.getName().startsWith("$$_hibernate");
+
+	private static final Predicate<Class<?>> CLASS_FILTER = it -> TypeUtils.type(it).isPartOf("org.hibernate",
+			"org.eclipse.persistence", "jakarta.persistence");
+
+	@Override
+	public Predicate<Class<?>> classPredicate() {
+		return CLASS_FILTER.negate();
+	}
+
+	@Override
+	public Predicate<Field> fieldPredicate() {
+		return Predicates.<Field> declaringClass(CLASS_FILTER).or(IS_HIBERNATE_MEMBER).negate();
+	}
+
+	@Override
+	public Predicate<Method> methodPredicate() {
+		return Predicates.<Method> declaringClass(CLASS_FILTER).or(IS_HIBERNATE_MEMBER).negate();
+	}
+
+}

spring-data-jpa/src/main/resources/META-INF/spring/aot.factories

@@ -1,2 +1,5 @@
 org.springframework.aot.hint.RuntimeHintsRegistrar=\
 	org.springframework.data.jpa.repository.aot.JpaRuntimeHints
+
+org.springframework.data.util.TypeCollector$TypeCollectorFilters=\
+	org.springframework.data.jpa.repository.aot.JpaTypeFilters

spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/aot/JpaTypeFiltersUnitTests.java

@@ -0,0 +1,66 @@
+/*
+ * Copyright 2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.jpa.repository.aot;
+
+import static org.assertj.core.api.Assertions.*;
+
+import jakarta.persistence.LockOption;
+
+import org.eclipse.persistence.sessions.DatabaseSession;
+import org.hibernate.Session;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.data.util.TypeCollector;
+
+/**
+ * Unit tests for {@link JpaTypeFilters}.
+ *
+ * @author Mark Paluch
+ */
+class JpaTypeFiltersUnitTests {
+
+	@Test // GH-4014
+	void shouldFilterUnreachableField() {
+		assertThat(TypeCollector.inspect(EnhancedEntity.class).list()).containsOnly(EnhancedEntity.class, Reachable.class);
+	}
+
+	static class Unreachable {
+
+	}
+
+	static class Reachable {
+
+	}
+
+	static class EnhancedEntity {
+
+		private Unreachable $$_hibernate_field;
+		private Reachable reachable;
+		private Session session;
+		private DatabaseSession databaseSession;
+		private LockOption lockOption;
+
+		public EnhancedEntity(Session session, LockOption lockOption) {
+			this.session = session;
+			this.lockOption = lockOption;
+		}
+
+		public void setSession(Session session) {
+
+		}
+	}
+
+}