airavata-kubernetes/modules/task-api/src/main/java/org/apache/airavata/k8s/task/api/messaging/KafkaReceiver.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.airavata.k8s.task.api.messaging;

import org.apache.airavata.k8s.task.api.AbstractTaskExecutionService;
import org.apache.airavata.k8s.task.api.TaskContext;
import org.springframework.kafka.annotation.KafkaListener;
import org.springframework.kafka.support.Acknowledgment;

import javax.annotation.Resource;

/**
 * TODO: Class level comments please
 *
 * @author dimuthu
 * @since 1.0.0-SNAPSHOT
 */
public class KafkaReceiver {

    @Resource
    private AbstractTaskExecutionService taskExecutionService;

    @KafkaListener(topics = "${task.read.topic.name}")
    public void receiveTasks(TaskContext taskContext, Acknowledgment ack) {
        System.out.println("received task=" + taskContext.toString());
        taskExecutionService.executeTaskAsync(taskContext);
        ack.acknowledge();
    }
}