private IKeyValueResultAccessor <TKey, TValue> CreateAddInsertCondition(Func <KeyValuePair <TKey, TValue>, bool> condition,
IResultSetterManager <KeyValuePair <TKey, TValue> > manager)
{
var c = new KeyValueCondition <TKey, TValue>(condition);
// Go through all of the existing items to see if this condition
// has already been met. Otherwise the caller could potentially
// wait forever.
bool conditionNotMet = true;
foreach (KeyValuePair <TKey, TValue> kvp in dict)
{
if (c.TrySetResult(kvp))
{
conditionNotMet = false;
}
}
// The condition was not met by any of the items in the dictionary.
// Add the condition to the manager to be monitored.
if (conditionNotMet)
{
manager.Add(c);
}
return(c);
}
private static IKeyValueResultAccessor <TKey, TValue> CreateCondition(Func <KeyValuePair <TKey, TValue>, bool> condition,
IResultSetterManager <KeyValuePair <TKey, TValue> > manager)
{
var c = new KeyValueCondition <TKey, TValue>(condition);
manager.Add(c);
return(c);
}