TestPrintStream_2(打印流测试)

/**
*Title:TestPrintStream_2(打印流测试)
*description:将指定的文件内容全部输出
*@Copyright:
*@Company:
*@autor:firefly
*@version:
*@time:2012.9.26
*/

import java.io.*;

public class TestPrintStream_2 {
 public static void main(String[] args){
  String fileName = args[0];
  if(fileName != null)
   listTest(args[0], System.out);
 }
 public static void listTest(String name, PrintStream fs) {
  try{
   BufferedReader br = new BufferedReader(new FileReader(name));
   String s = null;
   while((s = br.readLine()) != null)
    fs.println(s);
   br.close();
  }catch(IOException e) {
   fs.println("无法读取文件！");
  }
 }
}