public void setServiceName(String serviceName) {
        this.serviceName = serviceName;
    }
<p>
The fully qualified domain name for the service to match from the request.
</p>

@param serviceName
       The fully qualified domain name for the service to match from the request.
aws-java-sdk-appmesh/src/main/java/com/amazonaws/services/appmesh/model/GrpcGatewayRouteMatch.java