/*
   Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   SPDX-License-Identifier: Apache-2.0
*/

package com.example.ssm;

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.ssm.SsmClient;
import software.amazon.awssdk.services.ssm.model.GetParameterRequest;
import software.amazon.awssdk.services.ssm.model.GetParameterResponse;
import software.amazon.awssdk.services.ssm.model.SsmException;

/**
 * To run this Java V2 code example, ensure that you have setup your development environment, including your credentials.
 *
 * For information, see this documentation topic:
 *
 * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html
 */
public class GetParameter {

    public static void main(String[] args) {

//        final String USAGE = "\n" +
//                "Usage:\n" +
//                "    <paraName>\n\n" +
//                "Where:\n" +
//                "    paraName - the name of the parameter.\n";
//
//        if (args.length != 1) {
//            System.out.println(USAGE);
//            System.exit(1);
//        }

        //String paraName = args[0];
        String paraName = "folastestparam";
        Region region = Region.US_EAST_1;
        SsmClient ssmClient = SsmClient.builder()
                .region(region)
                .build();

        getParaValue(ssmClient, paraName);
        ssmClient.close();
    }

    public static void getParaValue(SsmClient ssmClient, String paraName) {

        try {
            GetParameterRequest parameterRequest = GetParameterRequest.builder()
                    .name(paraName)
                    .build();

            GetParameterResponse parameterResponse = ssmClient.getParameter(parameterRequest);
            System.out.println("The parameter value is "+parameterResponse.parameter().value());

        } catch (SsmException e) {
            System.err.println(e.getMessage());
            System.exit(1);
        }
    }
}