修改编码类型

/** 把ISO-8859-1码转换成GB2312
 */
public static String ISOtoGB(String iso){
    String gb;
    try{
        if(iso.equals("") || iso == null){
            return "";
        }
        else{
            iso = iso.trim();
            //gb = new String(iso.getBytes("ISO-8859-1"),"GB2312");
            gb = new String(iso.getBytes("UTF-8"),"UTF-8");
            return gb;
        }
    }
    catch(Exception e){
        System.err.print("编码转换错误："+e.getMessage());
        return "";
    }
}