public void DeleteItemFromCaches(RepositoryId id)
{
foreach (KeyValuePair <string, ResultSetCache <T> > pair in labelToResultSetCacheMap)
{
pair.Value.DeleteItemFromCache(id);
}
}
public RepositoryId[] GetAllItems()
{
int numberOfIds = idToObjectHashtable.Keys.Count;
RepositoryId[] ids = new RepositoryId[numberOfIds];
idToObjectHashtable.Keys.CopyTo(ids, 0);
return(ids);
}
public void DeleteItemFromCache(RepositoryId id)
{
if (id == null)
{
throw new ArgumentNullException("id");
}
CheckIfItemIsInRepository(id);
RemoveOldTokensWithId(id);
}
public void DeleteItemFromCache(T item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
RepositoryId id = _dataMapperQueried.GetId(item);
DeleteItemFromCache(id);
}
public RecordToken(IDataMapper <T> dataMapper,
IDictionary <string, object> queryResults,
RepositoryId id) : this(dataMapper, id)
{
if (queryResults == null)
{
throw new ArgumentNullException("queryResults");
}
_dataMapper = dataMapper;
_queryResults = new SortedDictionary <string, object>(queryResults); // we need to own this
}
public override int CompareTo(RepositoryId other)
{
if (other == null)
{
return(1);
}
if (other is EmptyRepositoryId)
{
return(0);
}
return(-1);
}
public virtual T GetItem(RepositoryId id)
{
if (id == null)
{
throw new ArgumentNullException("id");
}
if (!idToObjectHashtable.ContainsKey(id))
{
throw new ArgumentOutOfRangeException("id");
}
return(this.idToObjectHashtable[id]);
}
public RecordToken(IDataMapper <T> dataMapper, RepositoryId id)
{
if (dataMapper == null)
{
throw new ArgumentNullException("dataMapper");
}
if (id == null)
{
throw new ArgumentNullException("id");
}
_dataMapper = dataMapper;
_id = id;
}
public virtual void DeleteItem(RepositoryId id)
{
if (id == null)
{
throw new ArgumentNullException("id");
}
if (!idToObjectHashtable.ContainsKey(id))
{
throw new ArgumentOutOfRangeException("id");
}
T item = GetItem(id);
DeleteItem(item);
}
private void RemoveOldTokensWithId(RepositoryId itemId)
{
List <KeyValuePair <RecordToken <T>, object> > oldTokensToDelete = new List <KeyValuePair <RecordToken <T>, object> >();
foreach (KeyValuePair <RecordToken <T>, object> token in _sortedTokens)
{
if (token.Key.Id == itemId)
{
oldTokensToDelete.Add(token);
}
}
foreach (KeyValuePair <RecordToken <T>, object> pair in oldTokensToDelete)
{
_sortedTokens.Remove(pair.Key);
}
}
/// <summary>
/// Call this method every time a cached item changes. This method verifies that the item you are trying to update exists int he repository.
/// </summary>
/// <param name="item"></param>
public void UpdateItemInCache(T item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
RepositoryId itemId = _dataMapperQueried.GetId(item);
RemoveOldTokensWithId(itemId);
ResultSet <T> itemsQueryResults = QueryNewItem(item);
foreach (RecordToken <T> token in itemsQueryResults)
{
if (!_sortedTokens.ContainsKey(token))
{
_sortedTokens.Add(token, null);
}
}
}
public override bool Equals(RepositoryId other)
{
return(Equals(other as MemoryRepositoryId));
}
public override int CompareTo(RepositoryId other)
{
return(CompareTo(other as MemoryRepositoryId));
}
private void CheckIfItemIsInRepository(RepositoryId id)
{
_dataMapperQueried.GetItem(id);
}
public override bool Equals(RepositoryId other)
{
return(ReferenceEquals(this, other));
}
public RecordToken <T> FindFirst(RepositoryId id)
{
int index = FindFirstIndex(id);
return(GetItemFromIndex(index));
}
public RecordToken <T> FindFirst(RepositoryId id, int startIndex, int count)
{
int index = FindFirstIndex(id, startIndex, count);
return(GetItemFromIndex(index));
}
public int FindFirstIndex(RepositoryId id, int startIndex)
{
return(_results.FindIndex(startIndex,
delegate(RecordToken <T> r) { return (r.Id == id); }));
}
public int FindFirstIndex(T item)
{
RepositoryId id = _dataMapper.GetId(item);
return(FindFirstIndex(id));
}
public int FindFirstIndex(T item, int startIndex, int count)
{
RepositoryId id = _dataMapper.GetId(item);
return(FindFirstIndex(id, startIndex, count));
}
