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最新推荐文章于 2024-12-15 17:50:51 发布

原创最新推荐文章于 2024-12-15 17:50:51 发布 · 203 阅读

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文章标签：

#file #import #string #thread #class

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PipedIO:

package ThreadCommunication;    
import java.io.*;

public class PipedIO {    
    
    public static void main(String[] args) {// TODO Auto-generated method stub    
        try{    
            PipedInputStream pis = new PipedInputStream();    
            PipedOutputStream pos = new PipedOutputStream();    
            pos.connect(pis);    
            new Sender(pos, "sendFile").start();    
            new Receiver(pis, "receiveFile").start();    
        }catch(IOException e){    
            System.out.println("piped error:"+e);    
        }    
    }    
}

Receiver:

package ThreadCommunication;  
import java.io.*;  
  
  
public class Receiver extends Thread {  
  
    PipedInputStream pis;  
    File file;  
    Receiver(PipedInputStream pis, String file) {  
        this.pis = pis;  
        this.file = new File(file);  
    }  
      
    public void run() {  
        try {  
            FileOutputStream fs = new FileOutputStream(file);  
            int i = pis.read();  
            int j = 0;  
            while(j<i) {  
                int data = pis.read();  
                fs.write(data);  
                j ++;  
            }  
            pis.close();  
        }catch (IOException e) {  
            System.out.println("Sender error:"+e);  
        }  
    }  
}

Sender:

package ThreadCommunication;  
  
import java.io.*;  
  
public class Sender extends Thread {  
      
    PipedOutputStream pos;  
    File file;  
    Sender(PipedOutputStream pos, String file) {  
        this.pos = pos;  
        this.file = new File(file);  
    }  
      
    public void run() {  
        try {  
            FileInputStream fs = new FileInputStream(file);  
            int i = (int)file.length();  
            pos.write(i);  
            int j = 0;  
            while(j<i) {  
                int data = fs.read();  
                pos.write(data);  
                j ++;  
            }  
        }catch (IOException e) {  
            System.out.println("Sender error:"+e);  
        }  
    }  
}