问java中线程间的数据通信

EN

import java.lang.Thread.*;
import java.io.*;
public class sendques implements Runnable
{
    int i=0,c;
    static Thread[] t= new Thread[2];
    FileInputStream fis=new FileInputStream("ip.jpg");
    FileOutputStream fos=new FileOutputStream("output.jpg");
    sendques() {
        for(i=0;i<2;i++){
            t[i]=new Thread(this);
            t[i].start();
            System.out.println("Threads "+i);
        }
    }
    void run() {
        while(true) {
            wait();
            send();
        }
    }
    void send() {
        while((c=fis.read())!=-1) {
            t[2].receive(c);
            wait();
        }
    }
    void receive(int d) {
        while(c!=-1) {
            fos.write(d);
            t[1].notify();
        }
    }
    public static void main(String arg[]) {
        sendques sq=new sendques();
        t[1].send();
        System.out.println("Quiting..");
    }
}