CalculatorClient.java

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public class CalculatorClient{

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        int localPort, remotePort;
        String remoteAddress;
        CalculatorProtocolClient client;
        ServiceUser user;

        // check number of arguments
        if (args.length == 3){
            try{
			    // parse arguments

				// create protocol entity
				
				// create service user 

                // start entities

            } catch (NumberFormatException nfe){
                System.err.println("Erro formato nro porta");
            }
        } else{
            System.err.println("Erro nro argumentos");
        }

    }

}