Example usage for com.amazonaws.services.elasticloadbalancing AmazonElasticLoadBalancing createLoadBalancer

Introduction

In this page you can find the example usage for com.amazonaws.services.elasticloadbalancing AmazonElasticLoadBalancing createLoadBalancer.

Prototype

CreateLoadBalancerResult createLoadBalancer(CreateLoadBalancerRequest createLoadBalancerRequest);

Source Link

Document

Creates a Classic Load Balancer.

Usage

From source file:com.urbancode.terraform.tasks.aws.helpers.AWSHelper.java

License:Apache License

/**
 * Launches a load balancer with the given name, subnets, security groups, and listeners.
 * NOTE** if you have multiple subnets, each must be in a DIFFERENT availability zone!
 *          you can only have 1 subnet per availability zone
 *
 * @param loadBalancerName - must be unique!!
 * @param subnets//w w  w. j  a  v a  2  s. c o m
 * @param secGroups
 * @param listeners - you can create these locally. holds info on ports/protocols
 * @param lbClient - AmazonElasticLoadBalancing
 * @return DNSName - the DNS name of the newly created load balancer
 * @throws EnvironmentCreationException if load balancer has neither zones nor subnets
 */
public String launchLoadBalancer(String loadBalancerName, List<String> subnets, List<String> secGroups,
        List<Listener> listeners, List<String> zones, AmazonElasticLoadBalancing lbClient)
        throws EnvironmentCreationException {
    CreateLoadBalancerRequest request = new CreateLoadBalancerRequest().withLoadBalancerName(loadBalancerName);
    if (subnets != null && !subnets.isEmpty()) {
        request = request.withSubnets(subnets);
    } else if (zones != null && !zones.isEmpty()) {
        request = request.withAvailabilityZones(zones);
    } else {
        throw new EnvironmentCreationException(
                "Must specify either zones or subnets for load balancer " + loadBalancerName);
    }

    if (listeners != null && !listeners.isEmpty()) {
        request = request.withListeners(listeners);
    } else {
        throw new EnvironmentCreationException("List of Listeners must not be null!");
    }

    if (secGroups != null && !secGroups.isEmpty()) {
        request = request.withSecurityGroups(secGroups);
    }

    CreateLoadBalancerResult result = lbClient.createLoadBalancer(request);
    return result.getDNSName();
}

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