Java Integer to intToBcd(int src, int len, int flag)

Description

int To Bcd

License

Apache License

Declaration

public static byte[] intToBcd(int src, int len, int flag) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

public class Main {

    public static byte[] intToBcd(int src, int len, int flag) {
        return longToBcd(src, len, flag);
    }/*from  w w w  .  j  a va  2 s.c o  m*/

    public static byte[] longToBcd(long src, int len, int flag) {
        byte[] re = new byte[len];
        long tmp, high, low;
        if (src < 0)
            throw new RuntimeException(String.format("number: [%d] convert bcd error", src));

        for (int i = len - 1; i >= 0; i--) {
            if (src == 0)
                break;
            if (flag == 1) {
                tmp = src % 100;
                src /= 100;
                high = tmp / 10;
                low = tmp % 10;
            } else {
                tmp = src % 256;
                src /= 256;
                high = tmp / 16;
                low = tmp % 16;

            }
            re[i] = (byte) (high << 4 ^ low);

        }
        return re;
    }
}

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