java处理文本文件中的乱码字符

package com.yonyou.jekey;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;

/*
 * 
 */
public class Replacelm {
    public static BufferedReader bufread;

    /**
     * @param args
     * @throws IOException
     */
    public static void main(String[] args) throws IOException {
        // TODO Auto-generated method stub
        String input = args[0];
        String output = args[1];

        File outputf = creatTxtFile(output);

        String read, write;
        String regex = "[^\\p{Graph}\\s]";
        FileReader fileread;
        fileread = new FileReader(input);
        bufread = new BufferedReader(fileread);

        FileOutputStream fos = new FileOutputStream(outputf);
        PrintWriter pw = new PrintWriter(fos);

        while ((read = bufread.readLine()) != null) {
            write = read.replaceAll(regex, "")+"\r\n";
            pw.write(write.toCharArray());

        }
        pw.flush();
        pw.close();
        System.out.println("处理完成!");
        System.out.println("请查看文件:"+outputf.getAbsolutePath());
    }

    /**
     * 创建文本文件.
     * 
     * @throws IOException
     * 
     */
    public static File creatTxtFile(String filename) throws IOException {
        File f = new File(filename);
        if (!f.exists()) {
            f.delete();
            f.createNewFile();
        }
        return f;
    }

}

标签：乱码,清理,java