public static GatewayAlreadyExistsException gatewayAlreadyExistsException(String gatewayName) {
        return new GatewayAlreadyExistsException(Messages.i18n.format("GatewayAlreadyExists", gatewayName)); //$NON-NLS-1$
    }
Creates an exception from an gateway name.
@param gatewayName the gateway name
@return the exception
manager/api/exceptions/src/main/java/io/apiman/manager/api/rest/exceptions/util/ExceptionFactory.java