public SimpleCompExKeyMan(SimpleLevel2KeyMan level2KeyMan)
{
Level2KeyMan = level2KeyMan ?? throw new ArgumentNullException($"{nameof(level2KeyMan)}.");
MaxPropsPerObject = level2KeyMan.MaxPropsPerObject;
double numBitsForProps = Math.Log(MaxPropsPerObject, 2);
if ((int)numBitsForProps - numBitsForProps > 0.5)
{
throw new ArgumentException("The maxPropsPerObject must be an even power of two. For example: 256, 512, 1024, etc.");
}
int numberOfBitsInCKey = (int)Math.Log(CompositeKeyType.MaxValue, 2);
double topRange = numberOfBitsInCKey - 2; // Must leave room for at least 4 objects.
if (4 > numBitsForProps || numBitsForProps > topRange)
{
throw new ArgumentException($"maxPropsPerObject must be between 4 and {topRange}, inclusive.", nameof(level2KeyMan.MaxPropsPerObject));
}
int numberOfTopBits = (int)Math.Round((double)numberOfBitsInCKey - numBitsForProps, 0);
MaxObjectsPerAppDomain = (long)Math.Pow(2, numberOfTopBits);
_shift = numberOfTopBits;
_botFieldLen = numberOfBitsInCKey - numberOfTopBits;
_botMask = ((CompositeKeyType)1 << _botFieldLen) - 1;
_topMask = ((CompositeKeyType)1 << numberOfTopBits) - 1;
}
public SimpleLevel2KeyMan(SimpleLevel2KeyMan sourceToCopy)
{
MaxPropsPerObject = sourceToCopy.MaxPropsPerObject;
_sync = new object();
_rawDict = new Dictionary <PropNameType, PropIdType>(sourceToCopy._rawDict);
_cookedDict = new Dictionary <PropIdType, PropNameType>(sourceToCopy._cookedDict);
}
