computepi.java

来自「java应用开发详解」· Java 代码 · 共 27 行

import java.rmi.*;
import java.math.*;

public class ComputePi 
{
    public static void main(String args[]) 
    {
        if (System.getSecurityManager() == null) 
        {
            System.setSecurityManager(new RMISecurityManager());
        }
        try 
        {
            String name = "//" + args[0] + "/Compute";
            Compute comp = (Compute) Naming.lookup(name);
            Pi task = new Pi(Integer.parseInt(args[1]));
            BigDecimal pi = (BigDecimal) (comp.executeTask(task));
            System.out.println(pi);
        } 
        catch (Exception e) 
        {
            System.err.println("ComputePi exception: " + e.getMessage());
            e.printStackTrace();
        }
    }    
}