/// <summary>根据所提供的格式方式，返回此 CombGuid 实例值的字符串表示形式，如果此 CombGuid 结构值为空，则返回表示空值的字符串。</summary>
/// <param name="formatType">格式化方式，它指示如何格式化此 CombGuid 的值。</param>
/// <returns>此 CombGuid 的值，用一系列指定格式的小写十六进制位表示</returns>
public String ToString(CombGuidFormatStringType formatType)
{
//if (IsNull) { return _NullString; }
if (IsNull)
{
return(Empty.ToString(formatType));
}
var guidChars = GetChars(formatType);
return(new String(guidChars));
}
/// <summary>根据所提供的格式方式，返回此 CombGuid 实例值的字符数组，如果此 CombGuid 结构值为空，抛出异常。</summary>
/// <param name="formatType">格式化方式，它指示如何格式化此 CombGuid 的值。</param>
/// <returns>此 CombGuid 的字符数组，包含一系列指定格式的小写十六进制位字符</returns>
public Char[] GetChars(CombGuidFormatStringType formatType)
{
//if (IsNull) { throw new HmExceptionBase("此 CombGuid 结构字节数组为空！"); }
if (IsNull)
{
return(Empty.GetChars(formatType));
}
var offset = 0;
var strLength = 36;
var dash = true;
if (formatType == CombGuidFormatStringType.Guid32Digits || formatType == CombGuidFormatStringType.Comb32Digits)
{
strLength = 32;
dash = false;
}
var guidChars = new Char[strLength];
var isComb = formatType == CombGuidFormatStringType.Comb || formatType == CombGuidFormatStringType.Comb32Digits;
#region MS GUID类内部代码
//g[0] = (Byte)(_a);
//g[1] = (Byte)(_a >> 8);
//g[2] = (Byte)(_a >> 16);
//g[3] = (Byte)(_a >> 24);
//g[4] = (Byte)(_b);
//g[5] = (Byte)(_b >> 8);
//g[6] = (Byte)(_c);
//g[7] = (Byte)(_c >> 8);
//g[8] = _d;
//g[9] = _e;
//g[10] = _f;
//g[11] = _g;
//g[12] = _h;
//g[13] = _i;
//g[14] = _j;
//g[15] = _k;
//// [{|(]dddddddd[-]dddd[-]dddd[-]dddd[-]dddddddddddd[}|)]
//offset = HexsToChars(guidChars, offset, _a >> 24, _a >> 16);
//offset = HexsToChars(guidChars, offset, _a >> 8, _a);
//if (dash) guidChars[offset++] = '-';
//offset = HexsToChars(guidChars, offset, _b >> 8, _b);
//if (dash) guidChars[offset++] = '-';
//offset = HexsToChars(guidChars, offset, _c >> 8, _c);
//if (dash) guidChars[offset++] = '-';
//offset = HexsToChars(guidChars, offset, _d, _e);
//if (dash) guidChars[offset++] = '-';
//offset = HexsToChars(guidChars, offset, _f, _g);
//offset = HexsToChars(guidChars, offset, _h, _i);
//offset = HexsToChars(guidChars, offset, _j, _k);
#endregion
if (isComb)
{
offset = HexsToChars(guidChars, offset, m_value[10], m_value[11]);
offset = HexsToChars(guidChars, offset, m_value[12], m_value[13]);
offset = HexsToChars(guidChars, offset, m_value[14], m_value[15]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[8], m_value[9]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[6], m_value[7]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[4], m_value[5]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[0], m_value[1]);
offset = HexsToChars(guidChars, offset, m_value[2], m_value[3]);
}
else
{
offset = HexsToChars(guidChars, offset, m_value[3], m_value[2]);
offset = HexsToChars(guidChars, offset, m_value[1], m_value[0]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[5], m_value[4]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[7], m_value[6]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[8], m_value[9]);
if (dash)
{
guidChars[offset++] = '-';
}
offset = HexsToChars(guidChars, offset, m_value[10], m_value[11]);
offset = HexsToChars(guidChars, offset, m_value[12], m_value[13]);
offset = HexsToChars(guidChars, offset, m_value[14], m_value[15]);
}
return(guidChars);
}
