@SdkInternalApi
    final DescribeListenerCertificatesResult executeDescribeListenerCertificates(DescribeListenerCertificatesRequest describeListenerCertificatesRequest) {

        ExecutionContext executionContext = createExecutionContext(describeListenerCertificatesRequest);
        AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
        awsRequestMetrics.startEvent(Field.ClientExecuteTime);
        Request<DescribeListenerCertificatesRequest> request = null;
        Response<DescribeListenerCertificatesResult> response = null;

        try {
            awsRequestMetrics.startEvent(Field.RequestMarshallTime);
            try {
                request = new DescribeListenerCertificatesRequestMarshaller().marshall(super.beforeMarshalling(describeListenerCertificatesRequest));
                // Binds the request metrics to the current request.
                request.setAWSRequestMetrics(awsRequestMetrics);
                request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint);
                request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden());
                request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion());
                request.addHandlerContext(HandlerContextKey.SERVICE_ID, "Elastic Load Balancing v2");
                request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "DescribeListenerCertificates");
                request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig);

            } finally {
                awsRequestMetrics.endEvent(Field.RequestMarshallTime);
            }

            StaxResponseHandler<DescribeListenerCertificatesResult> responseHandler = new StaxResponseHandler<DescribeListenerCertificatesResult>(
                    new DescribeListenerCertificatesResultStaxUnmarshaller());

            response = invoke(request, responseHandler, executionContext);

            return response.getAwsResponse();

        } finally {

            endClientExecution(awsRequestMetrics, request, response);
        }
    }
<p>
Describes the default certificate and the certificate list for the specified HTTPS or TLS listener.
</p>
<p>
If the default certificate is also in the certificate list, it appears twice in the results (once with
<code>IsDefault</code> set to true and once with <code>IsDefault</code> set to false).
</p>
<p>
For more information, see <a href=
"https://docs.aws.amazon.com/elasticloadbalancing/latest/application/create-https-listener.html#https-listener-certificates"
>SSL certificates</a> in the <i>Application Load Balancers Guide</i> or <a href=
"https://docs.aws.amazon.com/elasticloadbalancing/latest/network/create-tls-listener.html#tls-listener-certificate"
>Server certificates</a> in the <i>Network Load Balancers Guide</i>.
</p>

@param describeListenerCertificatesRequest
@return Result of the DescribeListenerCertificates operation returned by the service.
@throws ListenerNotFoundException
        The specified listener does not exist.
@sample AmazonElasticLoadBalancing.DescribeListenerCertificates
@see <a
     href="http://docs.aws.amazon.com/goto/WebAPI/elasticloadbalancingv2-2015-12-01/DescribeListenerCertificates"
     target="_top">AWS API Documentation</a>
aws-java-sdk-elasticloadbalancingv2/src/main/java/com/amazonaws/services/elasticloadbalancingv2/AmazonElasticLoadBalancingClient.java