public static VersionNumber Parse(string AValue)
{
VersionNumber LVersion = new VersionNumber(-1, -1, -1, -1);
string[] LNumbers = AValue.Split('.');
for (int LIndex = 0; LIndex < LNumbers.Length; LIndex++)
{
switch (LIndex)
{
case 0:
if (LNumbers[LIndex] != "*")
{
LVersion.Major = Int32.Parse(LNumbers[LIndex]);
}
break;
case 1:
if (LNumbers[LIndex] != "*")
{
LVersion.Minor = Int32.Parse(LNumbers[LIndex]);
}
break;
case 2:
if (LNumbers[LIndex] != "*")
{
LVersion.Revision = Int32.Parse(LNumbers[LIndex]);
}
break;
case 3:
if (LNumbers[LIndex] != "*")
{
LVersion.Build = Int32.Parse(LNumbers[LIndex]);
}
break;
default: throw new ConveyorException(ConveyorException.Codes.InvalidStringArgument);
}
}
return(LVersion);
}
public override object InternalExecute(Program program, object[] arguments)
{
if (arguments[0] == null)
{
if (arguments[1] == null)
{
return(null);
}
else
{
return(arguments[1]);
}
}
else if (arguments[1] == null)
{
return(arguments[0]);
}
else
{
VersionNumber tempValue = (VersionNumber)arguments[0];
VersionNumber RValue = (VersionNumber)arguments[1];
return(tempValue < RValue ? tempValue : RValue);
}
}
public override object Read(byte[] buffer, int offset)
{
return(VersionNumber.Read(buffer, offset));
}