Java中Excel导出时文件名乱码问题的解决

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);
10               if  (c  >=   0   &&  c  <=   255 ){sb.append(c);}
11               else {
12                   byte [] b;
13                   try  { b  =  Character.toString(c).getBytes( " utf-8 " );}
14                   catch  (Exception ex) {
15                      System.out.println(ex);
16                      b  =   new   byte [ 0 ];
17                  }
18                   for  ( int  j  =   0 ; j  <  b.length; j ++ ) {
19                       int  k  =  b[j];
20                       if  (k  <   0 ) k  +=   256 ;
21                      sb.append( " % "   +  Integer.toHexString(k).toUpperCase());
22                  }
23              }
24          }
25           return  sb.toString();
26      }