JavaSE 高级 第11节 缓冲输入输出字节流

package com.java1995;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class TestBuffered {

    public static void main(String[] args) {

        FileInputStream fis = null;
        BufferedInputStream bis = null;

        FileOutputStream fos = null;
        BufferedOutputStream bos = null;
        try {
            fis = new FileInputStream("D:\\workspace\\java_io\\in.txt");
            bis = new BufferedInputStream(fis);

            fos = new FileOutputStream("D:\\workspace\\java_io\\out.txt");
            bos = new BufferedOutputStream(fos);

            int c = 0;
            c = bis.read();
            while (c != -1) {
                System.out.print((char) c);
                bos.write(c);
                c = bis.read();
            }
            bos.flush();
        } catch (FileNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } finally {
            if (fis != null) {
                try {
                    fis.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            if (bis != null) {
                try {
                    bis.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            if (bos != null) {
                try {
                    bos.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
        }
    }
}