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• CassandraRuntimeHints.java

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org.springframework.data.cassandra.aot.CassandraRuntimeHints Maven / Gradle / Ivy

/*
 * Copyright 2022-2024 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.cassandra.aot;

import java.util.Arrays;
import java.util.List;

import org.springframework.aop.SpringProxy;
import org.springframework.aop.framework.Advised;
import org.springframework.aot.hint.MemberCategory;
import org.springframework.aot.hint.RuntimeHintsRegistrar;
import org.springframework.aot.hint.TypeReference;
import org.springframework.core.DecoratingProxy;
import org.springframework.data.cassandra.core.mapping.event.BeforeConvertCallback;
import org.springframework.data.cassandra.core.mapping.event.BeforeSaveCallback;
import org.springframework.data.cassandra.core.mapping.event.ReactiveBeforeConvertCallback;
import org.springframework.data.cassandra.core.mapping.event.ReactiveBeforeSaveCallback;
import org.springframework.data.cassandra.observability.CassandraObservationSupplier;
import org.springframework.data.cassandra.repository.support.SimpleCassandraRepository;
import org.springframework.data.cassandra.repository.support.SimpleReactiveCassandraRepository;
import org.springframework.data.util.ReactiveWrappers;
import org.springframework.lang.Nullable;
import org.springframework.util.ClassUtils;

import com.datastax.oss.driver.api.core.CqlSession;
import com.datastax.oss.driver.api.core.cql.BatchStatement;
import com.datastax.oss.driver.api.core.cql.BoundStatement;
import com.datastax.oss.driver.api.core.cql.PreparedStatement;
import com.datastax.oss.driver.api.core.cql.SimpleStatement;
import com.datastax.oss.driver.api.core.cql.Statement;

/**
 * {@link RuntimeHintsRegistrar} for repository types and entity callbacks.
 *
 * @author Mark Paluch
 * @since 4.0
 */
class CassandraRuntimeHints implements RuntimeHintsRegistrar {

	private static final boolean PROJECT_REACTOR_PRESENT = ReactiveWrappers
			.isAvailable(ReactiveWrappers.ReactiveLibrary.PROJECT_REACTOR);

	private static final boolean OBSERVABILITY_PRESENT = ClassUtils
			.isPresent("io.micrometer.observation.ObservationRegistry", CassandraRuntimeHints.class.getClassLoader());

	@Override
	public void registerHints(org.springframework.aot.hint.RuntimeHints hints, @Nullable ClassLoader classLoader) {

		hints.reflection().registerTypes(Arrays.asList(TypeReference.of(SimpleCassandraRepository.class), //
				TypeReference.of(BeforeConvertCallback.class), //
				TypeReference.of(BeforeSaveCallback.class)),
				builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS,
						MemberCategory.INVOKE_PUBLIC_METHODS));

		if (PROJECT_REACTOR_PRESENT) {

			hints.reflection().registerTypes(Arrays.asList(TypeReference.of(SimpleReactiveCassandraRepository.class), //
					TypeReference.of(ReactiveBeforeConvertCallback.class), //
					TypeReference.of(ReactiveBeforeSaveCallback.class)),
					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS,
							MemberCategory.INVOKE_PUBLIC_METHODS));
		}

		if (OBSERVABILITY_PRESENT) {

			List> statementInterfaces = Arrays.asList(BatchStatement.class, PreparedStatement.class,
					BoundStatement.class, SimpleStatement.class, Statement.class);

			hints.reflection().registerTypes(statementInterfaces.stream().map(TypeReference::of).toList(), builder -> builder
					.withMembers(MemberCategory.INTROSPECT_DECLARED_METHODS, MemberCategory.INVOKE_PUBLIC_METHODS));

			hints.reflection().registerTypes(List.of(TypeReference.of(CassandraObservationSupplier.class)), builder -> builder
					.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS, MemberCategory.INVOKE_PUBLIC_METHODS));

			for (Class statementInterface : statementInterfaces) {
				hints.proxies().registerJdkProxy(statementInterface, CassandraObservationSupplier.class, SpringProxy.class,
						Advised.class, DecoratingProxy.class);
			}

			hints.proxies().registerJdkProxy(CqlSession.class, SpringProxy.class, Advised.class, DecoratingProxy.class);
			Class observationDecorated;
			try {
				observationDecorated = Class.forName(
						"org.springframework.data.cassandra.observability.CqlSessionObservationInterceptor.ObservationDecoratedProxy",
						false, classLoader);
			} catch (Exception e) {
				observationDecorated = null;
			}

			if (observationDecorated != null) {
				hints.proxies().registerJdkProxy(CqlSession.class, SpringProxy.class, Advised.class, DecoratingProxy.class,
						observationDecorated);
			}
		}
	}
}