/// <inheritdoc />
public override async Task <DeleteResult> DeleteAsync(CancellationToken cancellationToken)
{
if (InMemoryFileSystem.IsReadOnly)
{
throw new UnauthorizedAccessException("Failed to modify a read-only file system");
}
if (InMemoryParent == null)
{
throw new InvalidOperationException("The document must belong to a collection");
}
if (InMemoryParent.Remove(Name))
{
var propStore = FileSystem.PropertyStore;
if (propStore != null)
{
await propStore.RemoveAsync(this, cancellationToken).ConfigureAwait(false);
}
return(new DeleteResult(WebDavStatusCode.OK, null));
}
return(new DeleteResult(WebDavStatusCode.NotFound, this));
}
/// <inheritdoc />
public async Task <IDocument> MoveToAsync(ICollection collection, string name, CancellationToken cancellationToken)
{
if (InMemoryFileSystem.IsReadOnly)
{
throw new UnauthorizedAccessException("Failed to modify a read-only file system");
}
var sourcePropStore = FileSystem.PropertyStore;
var destPropStore = collection.FileSystem.PropertyStore;
IReadOnlyCollection <XElement> sourceProps;
if (sourcePropStore != null && destPropStore != null)
{
sourceProps = await sourcePropStore.GetAsync(this, cancellationToken).ConfigureAwait(false);
}
else
{
sourceProps = null;
}
var coll = (InMemoryDirectory)collection;
var doc = (InMemoryFile)await coll.CreateDocumentAsync(name, cancellationToken).ConfigureAwait(false);
doc.Data = new MemoryStream(Data.ToArray());
doc.CreationTimeUtc = CreationTimeUtc;
doc.LastWriteTimeUtc = LastWriteTimeUtc;
doc.ETag = ETag;
Debug.Assert(InMemoryParent != null, "InMemoryParent != null");
if (InMemoryParent == null)
{
throw new InvalidOperationException("The document must belong to a collection");
}
if (!InMemoryParent.Remove(Name))
{
throw new InvalidOperationException("Failed to remove the document from the source collection.");
}
if (destPropStore != null)
{
await destPropStore.RemoveAsync(doc, cancellationToken).ConfigureAwait(false);
if (sourceProps != null)
{
await destPropStore.SetAsync(doc, sourceProps, cancellationToken).ConfigureAwait(false);
}
}
return(doc);
}
