doug.iotdemo.common.AmazonUtils.java Source code

Introduction

Here is the source code for doug.iotdemo.common.AmazonUtils.java

Source

/*******************************************************************************
 * Copyright (c) 2016 QNX Software Systems and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/
package doug.iotdemo.common;

import com.amazonaws.services.cloudformation.AmazonCloudFormation;
import com.amazonaws.services.cloudformation.AmazonCloudFormationClient;
import com.amazonaws.services.cloudformation.model.DescribeStacksRequest;
import com.amazonaws.services.cloudformation.model.Output;
import com.amazonaws.services.cloudformation.model.Stack;

public class AmazonUtils {

    private static final String stackName = "Doug-IoTDemo";
    private static String timeQueueName = "TimeQueueName";
    private static String sensorTableName = "SensorTableName";
    private static String timeTableName = "TimeTableName";

    public static String getStackOutput(String outputKey) {
        AmazonCloudFormation cf = new AmazonCloudFormationClient();
        DescribeStacksRequest request = new DescribeStacksRequest().withStackName(stackName);
        for (Stack stack : cf.describeStacks(request).getStacks()) {
            for (Output output : stack.getOutputs()) {
                if (outputKey.equals(output.getOutputKey())) {
                    return output.getOutputValue();
                }
            }
        }
        return null;
    }

    public static String getTimeQueueURL() {
        return getStackOutput(timeQueueName);
    }

    public static String getSensorTableName() {
        return getStackOutput(sensorTableName);
    }

    public static String getTimeTableName() {
        return getStackOutput(timeTableName);
    }

}