public static void Replicate(string sourcefileStorageName, string targetfileStorageName, ReplicateBehaviour replicateBehaviour, AddFileBehaviour addFileBehaviour, FileStorageHandler.ExposeProgressDelegate exposeProgressDelegatePhase1, FileStorageHandler.ExposeProgressDelegate exposeProgressDelegatePhase2)
{
var sourceFileStorageHandler = FileStorageHandler.Open(sourcefileStorageName);
switch (replicateBehaviour)
{
case ReplicateBehaviour.AddToExistingStorage:
//
// nothing to check here
//
break;
case ReplicateBehaviour.ReplicateToNewStorage:
//
// ensure target does not yet exist
//
Create(targetfileStorageName, CreateFileStorageBehaviour.ThrowExceptionWhenExists);
break;
default:
throw new NotSupportedException(string.Format("Unsupported replicate behaviour {0}", replicateBehaviour));
}
var targetFileStorageHandler = FileStorageHandler.Open(targetfileStorageName);
//
// open source streams
//
using (sourceFileStorageHandler.indexStream = FileStreamFactory.CreateFileStream(sourceFileStorageHandler.indexFilename, StreamStateBehaviour.OpenNewStreamForReading))
{
using (sourceFileStorageHandler.dataStream = FileStreamFactory.CreateFileStream(sourceFileStorageHandler.dataFilename, StreamStateBehaviour.OpenNewStreamForReading))
{
//
// open target streams
//
using (targetFileStorageHandler.indexStream = FileStreamFactory.CreateFileStream(targetFileStorageHandler.indexFilename, StreamStateBehaviour.OpenNewStreamForReadingAndWriting))
{
using (targetFileStorageHandler.dataStream = FileStreamFactory.CreateFileStream(targetFileStorageHandler.dataFilename, StreamStateBehaviour.OpenNewStreamForReadingAndWriting))
{
var allIdentifiers = sourceFileStorageHandler.GetAllDataIdentifiersBasedUponFileStorageIndexFile(StreamStateBehaviour.UseExistingStream, exposeProgressDelegatePhase1);
//
// start replicate process
//
foreach (var dataIdentifier in allIdentifiers)
{
sourceFileStorageHandler.ExportToOtherFileStorage(dataIdentifier, targetFileStorageHandler, addFileBehaviour, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream);
if (exposeProgressDelegatePhase2 != null)
{
exposeProgressDelegatePhase2.Invoke(dataIdentifier);
}
}
if (exposeProgressDelegatePhase2 != null)
{
exposeProgressDelegatePhase2.Invoke(true);
}
}
}
}
}
}
public static void Replicate(string sourcefileStorageName, string targetfileStorageName, ReplicateBehaviour replicateBehaviour, AddFileBehaviour addFileBehaviour, FileStorageHandler.ExposeProgressDelegate exposeProgressDelegatePhase1, FileStorageHandler.ExposeProgressDelegate exposeProgressDelegatePhase2)
{
FileStorageHandler sourceFileStorageHandler = FileStorageHandler.Open(sourcefileStorageName);
switch (replicateBehaviour)
{
case ReplicateBehaviour.AddToExistingStorage:
//
// nothing to check here
//
break;
case ReplicateBehaviour.ReplicateToNewStorage:
//
// ensure target does not yet exist
//
Create(targetfileStorageName, CreateFileStorageBehaviour.ThrowExceptionWhenExists);
break;
default:
throw new NotSupportedException(string.Format("Unsupported replicate behaviour {0}", replicateBehaviour));
}
FileStorageHandler targetFileStorageHandler = FileStorageHandler.Open(targetfileStorageName);
//
// open source streams
//
using (sourceFileStorageHandler.IndexStream = FileStreamFactory.CreateFileStream(sourceFileStorageHandler.IndexFilename, StreamStateBehaviour.OpenNewStreamForReading))
{
using (sourceFileStorageHandler.DataStream = FileStreamFactory.CreateFileStream(sourceFileStorageHandler.DataFilename, StreamStateBehaviour.OpenNewStreamForReading))
{
//
// open target streams
//
using (targetFileStorageHandler.IndexStream = FileStreamFactory.CreateFileStream(targetFileStorageHandler.IndexFilename, StreamStateBehaviour.OpenNewStreamForReadingAndWriting))
{
using (targetFileStorageHandler.DataStream = FileStreamFactory.CreateFileStream(targetFileStorageHandler.DataFilename, StreamStateBehaviour.OpenNewStreamForReadingAndWriting))
{
List<Guid> allIdentifiers = sourceFileStorageHandler.GetAllDataIdentifiersBasedUponFileStorageIndexFile(StreamStateBehaviour.UseExistingStream, exposeProgressDelegatePhase1);
//
// start replicate process
//
foreach (Guid dataIdentifier in allIdentifiers)
{
sourceFileStorageHandler.ExportToOtherFileStorage(dataIdentifier, targetFileStorageHandler, addFileBehaviour, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream, StreamStateBehaviour.UseExistingStream);
if (exposeProgressDelegatePhase2 != null)
{
exposeProgressDelegatePhase2.Invoke(dataIdentifier);
}
}
if (exposeProgressDelegatePhase2 != null)
{
exposeProgressDelegatePhase2.Invoke(true);
}
}
}
}
}
}
