Java 读取本地 UTF8 txt文件乱码处理

[java]
package test; 
 
import java.io.BufferedReader; 
import java.io.File; 
import java.io.FileInputStream; 
import java.io.InputStreamReader; 
 
/**
 * @author JavaAlpha 2012-7-12下午02:06:27  UTF8 txt文件乱码处理
 */ 
public class QQGroup { 
 
    /**
     * @param args
     */ 
    public static void main(String[] args) { 
 
        readTxt(); 
    } 
 
    private static void readTxt() { 
        try { 
            File f1 = new File("e:/qqgroup.txt");// 打开文件 
            FileInputStream in = new FileInputStream(f1); 
            // 指定读取文件时以UTF-8的格式读取 
            BufferedReader br = new BufferedReader(new InputStreamReader(in, 
                    "UTF-8")); // 读取文件 
            String name = ""; 
            String numb = ""; 
            String str; 
             
            System.out.println("群名*************群号"); 
            while ((str = br.readLine()) != null) { 
                if (str.indexOf("class=\"addrtitle\">")>-1) { 
                    name = str.substring(str.indexOf(">"), str.indexOf("</")); 
                    System.out.println("群名：" + name); 
                } 
                if (str.indexOf("gid=")>-1) { 
                    numb = str.substring(str.indexOf("gid="), str.indexOf("@groupmail")); 
                    System.out.println("群号：" + numb); 
                } 
            } 
            in.close();// 关闭读取   www.zzzyk.com
        } catch (Exception e1) {// 如果有错误，这里进行处理 
            e1.printStackTrace();// 打印错误信息 
        } 
    } 
} 
作者：JavaAlpha

补充：软件开发 , Java ,