/// <summary>
/// This class manages a string dictionary in a persisted file.
/// </summary>
/// <param name="FileName">File name of index file.</param>
/// <param name="BlobFileName">Name of file in which BLOBs are stored.</param>
/// <param name="CollectionName">Collection Name.</param>
/// <param name="Provider">Files provider.</param>
/// <param name="RetainInMemory">Retain the dictionary in memory.</param>
public StringDictionary(string FileName, string BlobFileName, string CollectionName, FilesProvider Provider, bool RetainInMemory)
{
this.provider = Provider;
this.collectionName = CollectionName;
this.encoding = this.provider.Encoding;
this.timeoutMilliseconds = this.provider.TimeoutMilliseconds;
this.genericSerializer = new GenericObjectSerializer(this.provider);
this.keyValueSerializer = new KeyValueSerializer(this.provider, this.genericSerializer);
this.recordHandler = new StringDictionaryRecords(this.collectionName, this.encoding,
(this.provider.BlockSize - ObjectBTreeFile.BlockHeaderSize) / 2 - 4, this.genericSerializer, this.provider);
this.dictionaryFile = new ObjectBTreeFile(FileName, this.collectionName, BlobFileName,
this.provider.BlockSize, this.provider.BlobBlockSize, this.provider, this.encoding, this.timeoutMilliseconds,
#if NETSTANDARD1_5
this.provider.Encrypted, Provider.Debug, this.recordHandler);
#else
Provider.Debug, this.recordHandler);
#endif
if (RetainInMemory)
{
this.inMemory = new Dictionary <string, object>();
}
else
{
this.inMemory = null;
}
}
protected void Test <T>(Dictionary <string, object> dict, Action <T> assert)
{
GenericObjectSerializer serializer = new GenericObjectSerializer();
T obj = serializer.Deserialize <T>(dict);
assert(obj);
}
/// <summary>
/// Handles string dictionary entries.
/// </summary>
/// <param name="CollectionName">Name of current collection.</param>
/// <param name="Encoding">Encoding to use for text.</param>
/// <param name="GenericSerializer">Generic serializer.</param>
/// <param name="Provider">Files database provider.</param>
public StringDictionaryRecords(string CollectionName, Encoding Encoding,
GenericObjectSerializer GenericSerializer, FilesProvider Provider)
{
this.collectionName = CollectionName;
this.encoding = Encoding;
this.genericSerializer = GenericSerializer;
this.provider = Provider;
}
/// <summary>
/// This class manages an index file to a <see cref="ObjectBTreeFile"/>.
/// </summary>
/// <param name="FileName">File name of index file.</param>
/// <param name="ObjectFile">Object file storing actual objects.</param>
/// <param name="Provider">Files provider.</param>
/// <param name="FieldNames">Field names to build the index on. By default, sort order is ascending.
/// If descending sort order is desired, prefix the corresponding field name by a hyphen (minus) sign.</param>
internal IndexBTreeFile(string FileName, ObjectBTreeFile ObjectFile, FilesProvider Provider,
params string[] FieldNames)
{
this.objectFile = ObjectFile;
this.collectionName = this.objectFile.CollectionName;
this.encoding = this.objectFile.Encoding;
this.recordHandler = new IndexRecords(this.collectionName, this.encoding, this.objectFile.InlineObjectSizeLimit, FieldNames);
this.genericSerializer = new GenericObjectSerializer(this.objectFile.Provider);
this.indexFile = new ObjectBTreeFile(FileName, string.Empty, string.Empty, this.objectFile.BlockSize,
this.objectFile.BlobBlockSize, Provider, this.encoding, this.objectFile.TimeoutMilliseconds,
this.objectFile.Encrypted, this.recordHandler);
this.recordHandler.Index = this;
}
/// <summary>
/// This class manages a string dictionary in a persisted file.
/// </summary>
/// <param name="CollectionName">Collection Name.</param>
/// <param name="Provider">Files provider.</param>
/// <param name="RetainInMemory">Retain the dictionary in memory.</param>
private StringDictionary(string CollectionName, FilesProvider Provider, bool RetainInMemory)
{
this.provider = Provider;
this.collectionName = CollectionName;
this.encoding = this.provider.Encoding;
this.timeoutMilliseconds = this.provider.TimeoutMilliseconds;
this.genericSerializer = new GenericObjectSerializer(this.provider);
this.keyValueSerializer = new KeyValueSerializer(this.provider, this.genericSerializer);
this.recordHandler = new StringDictionaryRecords(this.collectionName, this.encoding, this.genericSerializer, this.provider);
if (RetainInMemory)
{
this.inMemory = new Dictionary <string, object>();
}
else
{
this.inMemory = null;
}
}
