private ChainKey[] CreateKeysArray(ChainMap map, Predicate <ChainKey> keyCondition)
{
List <ChainKey> newKeys = new List <ChainKey>();
List <ChainKey> origKeys = map.GetAllKeys();
foreach (ChainKey origKey in origKeys)
{
if (keyCondition.Invoke(origKey))
{
//Add key multiple times to ensure probability of picking it is proportional to the
//number of values
foreach (string val in map.GetValues(origKey))
{
newKeys.Add(origKey);
}
}
}
return(newKeys.ToArray());
}
/// <summary>
/// Get subchain of chainkeys and words that satisfies the passed in condition
/// </summary>
/// <param name="condition"></param>
/// <returns></returns>
internal ChainMap GetSubChain(ChainCondition condition)
{
//If conditions won't be applied return original chains
if (condition == null || condition == _alwaysTrueCondition ||
(condition.WordCondition == null && condition.KeyCondition == null))
{
return(_chains);
}
ChainMap newMap = new ChainMap();
bool valuesFound = false;
foreach (ChainKey key in _chains.GetAllKeys())
{
if (condition.KeyCondition != null)
{
if (condition.KeyCondition.Invoke(key))
{
foreach (string word in _chains.GetValues(key))
{
if (condition.WordCondition != null)
{
if (condition.WordCondition.Invoke(word))
{
newMap.AddToChain(key, word);
valuesFound = true;
}
}
}
}
}
}
if (!valuesFound)
{
throw new Exceptions.NoPossibleElements("Chain map filter filtered everything out");
}
return(newMap);
}
public static Dictionary<ChainKey, List<string>> GetUnderlyingDictionary(ChainMap inputChainMap)
{
Dictionary<ChainKey, List<string>> retValues = new Dictionary<ChainKey, List<string>>() ;
List<ChainKey> keys = inputChainMap.GetAllKeys() ;
foreach(ChainKey key in keys)
{
retValues.Add(key, inputChainMap.GetValues(key)) ;
}
return retValues;
}
private ChainKey[] CreateKeysArray(ChainMap map, Predicate<ChainKey> keyCondition)
{
List<ChainKey> newKeys = new List<ChainKey>() ;
List<ChainKey> origKeys = map.GetAllKeys() ;
foreach(ChainKey origKey in origKeys)
{
if(keyCondition.Invoke(origKey))
{
//Add key multiple times to ensure probability of picking it is proportional to the
//number of values
foreach(string val in map.GetValues(origKey))
{
newKeys.Add(origKey) ;
}
}
}
return newKeys.ToArray() ;
}
