rocketmq-spring-boot-samples/rocketmq-consume-demo/src/main/java/org/apache/rocketmq/samples/springboot/consumer/Checker.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 *
 *     http://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.apache.rocketmq.samples.springboot.consumer;

import org.apache.rocketmq.client.producer.LocalTransactionState;
import org.apache.rocketmq.client.producer.TransactionListener;
import org.apache.rocketmq.common.message.Message;
import org.apache.rocketmq.common.message.MessageExt;

/**
 * Note: This is a nagitive testing. It aims to tell user the fact that
 * the @RocketMQTransactionListener can not be used on consumer side!!!
 *
 * <p>How to try it? just uncomment the annotation declaration, then compile
 * and run the consumer, it will fail to start.
 */

//@RocketMQTransactionListener
public class Checker implements TransactionListener {
    @Override
    public LocalTransactionState executeLocalTransaction(Message message, Object o) {
        return null;
    }

    @Override
    public LocalTransactionState checkLocalTransaction(MessageExt messageExt) {
        return null;
    }
}