package com.sun;/* * 操作对文件IO的写 * 2014-08-10 */import java.io.*;public class File_Write {    public static void main(String[] args) {        // TODO Auto-generated method stub        FileOutputStream fos=null;        //创建一个文件对象         File file_writer  = new File ("d:\\bb.txt");       //加入到一个输出流         try {             fos = new  FileOutputStream(file_writer);            String s = "上山打老虎";             byte[] bytes = new byte[1024];            fos.write(s.getBytes());            fos.write(s.getBytes());        } catch (Exception e) {            // TODO Auto-generated catch block            e.printStackTrace();        }finally{            try {                fos.close();//关闭此文件输出流并释放与此流有关的所有系统资源。            } catch (IOException e) {                // TODO Auto-generated catch block                e.printStackTrace();            }        }            }    public File_Write() {        // TODO Auto-generated constructor stub    }}