calculatorimpl.java

JAVA讲解课件

//CalculatorImpl.java

import java.rmi.server.UnicastRemoteObject;

public class CalculatorImpl extends UnicastRemoteObject implements Calculator
{ 
        //声明构造函数     
        public CalculatorImpl() 
        throws java.rmi.RemoteException {super();};

    public long add(long a, long b) 
        throws java.rmi.RemoteException {return a + b;}; 

    public long sub(long a, long b) 
        throws java.rmi.RemoteException {return a - b;} ;

    public long mul(long a, long b) 
        throws java.rmi.RemoteException {return a * b;}; 

    public long div(long a, long b) 
        throws java.rmi.RemoteException {return a / b;}; 
}