/// <summary>
/// Mutates the differential store from a concurrent read write data structure into a readonly sorted data structure.
/// </summary>
public void Sort()
{
var concurrentDictionary = this.component as ConcurrentDictionary <TKey, DifferentialStateVersions <TValue> >;
Diagnostics.Assert(concurrentDictionary != null, this.traceType, "write operation came after becoming readonly.");
// Using SortedList instead of SortedDictionary because
// 1. SortedList uses less memory
// 2. Populating all from sorted input is faster in SortedList than Sorted Dictionary
// 3. SortedList keeps the state as two sorted arrays, which enables binarysearch and next/previous key searches (ReadNext).
this.component = new SortedList <TKey, DifferentialStateVersions <TValue> >(concurrentDictionary, KeyComparer);
Volatile.Write(ref this.isReadonly, true);
// MCoskun: At this point, addList is not required anymore. AddList is still more efficient (since it only contains deltas) but it has memory overhead.
// Using the "pay-as-you-go" philosophy, I am penalizing enumerators for smaller memory overhead in common case.
this.addList = null;
}
/// <summary>
/// Constructor.
/// </summary>
public TDifferentialStoreComponent(
ITransactionalReplicator transactionalReplicator,
long stateProviderId,
SnapshotContainer <TKey, TValue, TKeyComparer, TKeyEqualityComparer> snapshotContainer,
LoadValueCounter loadValueCounter,
bool isValueAReferenceType,
string traceType)
{
this.traceType = traceType;
this.transactionalReplicator = transactionalReplicator;
this.stateProviderId = stateProviderId;
this.snapshotContainer = snapshotContainer;
this.component = new ConcurrentDictionary <TKey, DifferentialStateVersions <TValue> >(KeyEqualityComparer);
this.addList = new AddList <TKey>(KeyComparer);
this.isReadonly = false;
this.isValueAReferenceType = isValueAReferenceType;
this.loadValueCounter = loadValueCounter;
}
