Package com.amazonaws.services.simpleworkflow.flow.examples.cronwithretry

Source Code of com.amazonaws.services.simpleworkflow.flow.examples.cronwithretry.ActivityHost

/*
* Copyright 2012-2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
*  http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.services.simpleworkflow.flow.examples.cronwithretry;

import java.io.IOException;
import java.util.concurrent.TimeUnit;

import com.amazonaws.services.simpleworkflow.AmazonSimpleWorkflow;
import com.amazonaws.services.simpleworkflow.flow.ActivityWorker;
import com.amazonaws.services.simpleworkflow.flow.examples.common.ConfigHelper;

/**
* This is the process which hosts all Activities in this sample
*/
public class ActivityHost {   
   
    private static final String ACTIVITIES_TASK_LIST = "Periodic";

    public static void main(String[] args) throws Exception {
        ConfigHelper configHelper = ConfigHelper.createConfig();
        AmazonSimpleWorkflow swfService = configHelper.createSWFClient();
        String domain = configHelper.getDomain();

        final ActivityWorker worker = new ActivityWorker(swfService, domain, ACTIVITIES_TASK_LIST);

        // Create activity implementations
        CronWithRetryExampleActivities periodicActivitiesImpl = new CronExampleActivitiesImpl();
        worker.addActivitiesImplementation(periodicActivitiesImpl);

        worker.start();

        System.out.println("Activity Worker Started for Task List: " + worker.getTaskListToPoll());

        Runtime.getRuntime().addShutdownHook(new Thread() {

            public void run() {
                try {
                    worker.shutdownAndAwaitTermination(1, TimeUnit.MINUTES);
                    System.out.println("Activity Worker Exited.");
                }
                catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });

        System.out.println("Please press any key to terminate service.");

        try {
            System.in.read();
        }
        catch (IOException e) {
            e.printStackTrace();
        }
        System.exit(0);

    }
}

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