调用： zckbgdTable.setValue("NOTES", getSubStr(bill.getNoteS(),250,1));//100   0   备注

    //up 调用SAP  出口报关单  函数：ZRFC_TRANSEXPORTCUSTOMDECLARE
    public static String[] str_split(String str, int length) {

        int len = str.length();

        String[] arr = new String[(len + length - 1) / length];
        for (int i = 0; i < len; i += length) {
             int n = len - i;
            if (n > length)
                n = length;
                 arr[i / length] = str.substring(i, i + n);
            }
        return arr;
    }

    public   String  getSubStr(String str,Integer i_len,Integer i){

        String[] arr = str_split(str,i_len);//i_len 通常为250

//        System.out.println("Str1 is:"+arr[0].toString());
        String re1= arr[0].toString();

        String re2 = arr.length>=2? arr[1].toString():"";
//        System.out.println("Str2 is:"+  re2);
        String re3 = arr.length>=3? arr[2].toString():"";
//        System.out.println("Str3 is:"+  re3);

        String result = "";

        if(i.equals(1)){
            return  re1;
        }
        else if(i.equals(2)){
            return  re2;
        }
        else if(i.equals(3)){
            return  re3;
        }


        return result;

    }