Java中Excel导出时文件名乱码问题的解决

1 /**

2 * 把字符串转成utf8编码，保证中文文件名不会乱码

3 * @param s

4 * @return

5 */

6 public static String toUtf8String(String s){

7 StringBuffer sb = new StringBuffer();

8 for (int i=0;i<s.length();i++){

9 char c = s.charAt(i);

if (c >= 0 && c <= 255){sb.append(c);}

else{

byte[] b;

try { b = Character.toString(c).getBytes("utf-8");}

catch (Exception ex) {

System.out.println(ex);

b = new byte[0];

}

for (int j = 0; j < b.length; j++) {

int k = b[j];

if (k < 0) k += 256;

sb.append("%" + Integer.toHexString(k).toUpperCase());

}

}

}

return sb.toString();

}