基于J2ME的MD5算法类
{
abyte0[k] = (byte)(int)(al[j] & 255L);
abyte0[k + 1] = (byte)(int)(al[j] >>> 8 & 255L);
abyte0[k + 2] = (byte)(int)(al[j] >>> 16 & 255L);
abyte0[k + 3] = (byte)(int)(al[j] >>> 24 & 255L);
j++;
}
}
private void Decode(long al[], byte abyte0[], int i)
{
int j = 0;
for(int k = 0; k < i; k += 4)
{
al[j] = b2iu(abyte0[k]) | b2iu(abyte0[k + 1]) << 8 | b2iu(abyte0[k + 2]) << 16 | b2iu(abyte0[k + 3]) << 24;
j++;
}
}
public static long b2iu(byte byte0)
{
return byte0 >= 0 ? byte0 : byte0 & 0xff;
}
public static String byteHEX(byte byte0)
{//字节到十六进制的ASCII码转换
char ac[] = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F'
};
char ac1[] = new char[2];
ac1[0] = ac[byte0 >>> 4 & 0xf];
ac1[1] = ac[byte0 & 0xf];
String s = new String(ac1);
return s;
}
public static String toMD5(String s)
{
MD5 md5 = new MD5();
return md5.getMD5ofStr(s);
}
}
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