io管道流 发牌代码

package cn.hncu.io2;


import java.io.IOException;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
 class SendCard {
private PipedInputStream ins[];
private PipedOutputStream outs[];
private int datas[][];
public SendCard(int max, int number) throws IOException {
ins=new PipedInputStream[number];
outs=new PipedOutputStream[number];
for(int i=0;i<number;i++){
ins[i]=new PipedInputStream();
outs[i]=new PipedOutputStream(ins[i]);
}
datas=new int[number][max/number];
Sender s=new Sender(max, outs);
s.setPriority(10);
s.start();
for(int i=0;i<number;i++){
new Thread(new Receiver(datas[i],ins[i])).start();
}
}
private void print() {
for(int i=0;i<datas.length;i++){
for(int j=0;j<datas[i].length;j++){
System.out.print(datas[i][j]+" ");
}
System.out.println();
}
}
public static void main(String[] args) {
try {
SendCard sc=new SendCard(52,4);
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
sc.print();
} catch (IOException e) {
e.printStackTrace();
}
}


}

 

package cn.hncu.io2;


import java.io.IOException;
import java.io.PipedOutputStream;
import java.util.Date;
import java.util.Random;




public class Sender extends Thread{
int k=0;
private int max;
private PipedOutputStream outs[];
public Sender(int max, PipedOutputStream[] outs) {
this.max = max;
this.outs = outs;
}
public void run(){
int value=1;
int temp[]=new int[max];
for (int i = 0; i < temp.length; i++) {
temp[i]=i+1;
}
Random r=new Random(new Date().getTime());
for (int i = 0; i < temp.length; i++) {
int n = r.nextInt(max);
temp[i]=temp[i]^temp[n];
temp[n]=temp[i]^temp[n];
temp[i]=temp[i]^temp[n];
}

try {
while(value<=max){

for(int i=0;i<outs.length;i++){
outs[i].write(temp[k++]);
value++;
} 
}
for(int i=0;i<outs.length;i++){
outs[i].close();
}
} catch (IOException e) {
e.printStackTrace();
}


}


}

package cn.hncu.io2;


import java.io.IOException;
import java.io.PipedInputStream;


public class Receiver implements Runnable {
private int data[];
private PipedInputStream in;

public Receiver(int[] data, PipedInputStream in) {
this.data = data;
this.in = in;
}
@Override
public void run() {
int i=0;
try {
int value=in.read();//读取一个字节
while(value!=-1){
data[i++]=value;
value =in.read();
}
in.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}