文件复制

package edu.java.P13文件复制;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class TestFileCopy {

 public static void main(String[] args) {
  
  int bufferSize = 4096;
  
  try {
   InputStream input = new FileInputStream("E:/视频/RevolutionOS.rmvb");
   OutputStream output = new FileOutputStream("D:/RevolutionOS.rmvb");
   byte[] buffer = new byte[bufferSize];
   
   int read = 0;
   while((read = input.read(buffer)) != -1) {
    System.out.println("复制 " + read + " 个字节");
    output.write(buffer);
   }
   
   input.close();
   output.close();
   
   System.out.println("文件复制成功");
   
  } catch (FileNotFoundException e) {
   e.printStackTrace();
  } catch (IOException e) {
   e.printStackTrace();
  }
  
 }
 
}