@Override
    public ListTunnelsResult listTunnels(ListTunnelsRequest request) {
        request = beforeClientExecution(request);
        return executeListTunnels(request);
    }
<p>
List all tunnels for an Amazon Web Services account. Tunnels are listed by creation time in descending order,
newer tunnels will be listed before older tunnels.
</p>
<p>
Requires permission to access the <a href=
"https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions"
>ListTunnels</a> action.
</p>

@param listTunnelsRequest
@return Result of the ListTunnels operation returned by the service.
@sample AWSIoTSecureTunneling.ListTunnels
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/iotsecuretunneling-2018-10-05/ListTunnels" target="_top">AWS
     API Documentation</a>
aws-java-sdk-iotsecuretunneling/src/main/java/com/amazonaws/services/iotsecuretunneling/AWSIoTSecureTunnelingClient.java