public override void InsertItem(
object itemData,
IEnumerable <SyncId> changeUnitsToCreate,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
string path = dataRetriever.FileData.RelativePath;
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
try
{
NotifyChange("Uploading {0}...", path);
SyncedNodeAttributes attrs = api.InsertNode(dataRetriever.FileData, path,
dataRetriever.FileData.IsDirectory ? null : dataRetriever.FileStream);
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs.Name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_ID, typeof(string), attrs.Id));
}
catch (ApplicationException e)
{
NotifyError(e);
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
// Called by the framework when an item needs to be deleted.
public override void DeleteItem(
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out bool commitKnowledgeAfterThisItem
)
{
commitKnowledgeAfterThisItem = false;
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Delete, name);
EventHandler <ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
try
{
DataStore.DeleteFile(name, expectedLastUpdate);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
// Called by the framework when an item (file) needs to be updated.
public override void UpdateItem(
object itemData,
IEnumerable <SyncId> changeUnitsToUpdate,
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
string oldName = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
try
{
Stream dataStream = null;
if (!dataRetriever.FileData.IsDirectory)
{
dataStream = dataRetriever.FileStream;
}
string newName = CreateNewName(dataRetriever.FileData);
SyncedBlobAttributes attrs;
if (IsMoveOrRename(oldName, newName))
{
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Rename, oldName, newName);
EventHandler <ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
// Handle moves and renames as a delete and create.
DataStore.DeleteFile(oldName, expectedLastUpdate);
attrs = DataStore.InsertFile(dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream);
}
else
{
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Update, dataRetriever.FileData.Name);
EventHandler <ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
attrs = DataStore.UpdateFile(oldName, dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream, expectedLastUpdate);
}
// Record new data after update.
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs._name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)attrs._lastModifiedTime.ToBinary()));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
commitKnowledgeAfterThisItem = false;
}
public override void UpdateItem(
object itemData,
IEnumerable <SyncId> changeUnitsToUpdate,
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
string path = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
try
{
SyncedNodeAttributes attrs;
if (IsMoveOrRename(path, dataRetriever.FileData.RelativePath))
{
NotifyChange("Moving {0} to {1}...", path, dataRetriever.FileData.RelativePath);
attrs = api.MoveFile(path, dataRetriever.FileData.RelativePath, id);
}
else
{
NotifyChange("Updating {0}...", path);
attrs = api.UpdateFile(path, dataRetriever.FileData,
dataRetriever.FileData.IsDirectory ? null : dataRetriever.FileStream, id);
}
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs.Name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_ID, typeof(string), attrs.Id));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
NotifyError(e);
}
commitKnowledgeAfterThisItem = false;
}
// ListBlobs is called by AzureBlobSyncProvider.EnumerateItems. It walks through the items in the store building up the necessary information
// to detect changes.
internal List <ItemFieldDictionary> ListBlobs()
{
List <ItemFieldDictionary> items = new List <ItemFieldDictionary>();
// Include all items in the listing including those with path like ('/') file names
BlobRequestOptions opts = new BlobRequestOptions();
opts.UseFlatBlobListing = true;
foreach (IListBlobItem o in Container.ListBlobs(opts))
{
CloudBlob blob = Container.GetBlobReference(o.Uri.ToString());
blob.FetchAttributes();
ItemFieldDictionary dict = new ItemFieldDictionary();
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), o.Uri.ToString()));
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)blob.Properties.LastModifiedUtc.ToBinary()));
items.Add(dict);
}
return(items);
}
// Called by the framework when an item (file) needs to be added to the store.
public override void InsertItem(
object itemData,
IEnumerable <SyncId> changeUnitsToCreate,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
string relativePath = dataRetriever.RelativeDirectoryPath;
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Create, dataRetriever.FileData.Name);
EventHandler <ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
try
{
Stream dataStream = null;
if (!dataRetriever.FileData.IsDirectory)
{
dataStream = dataRetriever.FileStream;
}
SyncedBlobAttributes attrs = DataStore.InsertFile(dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream);
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs._name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)attrs._lastModifiedTime.ToBinary()));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
//This is where we load data to provide to the other endpoint.
public override object LoadChangeData(
ItemFieldDictionary keyAndExpectedVersion,
IEnumerable <SyncId> changeUnitsToLoad,
RecoverableErrorReportingContext recoverableErrorReportingContext
)
{
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
object changeData = null;
try
{
changeData = DataStore.GetFileRetriever(name, expectedLastUpdate);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
return(changeData);
}
public override void DeleteItem(
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out bool commitKnowledgeAfterThisItem
)
{
commitKnowledgeAfterThisItem = false;
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
try
{
NotifyChange("Deleting {0}...", name);
api.DeleteFile(name, id);
}
catch (ApplicationException e)
{
NotifyError(e);
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
public override object LoadChangeData(
ItemFieldDictionary keyAndExpectedVersion,
IEnumerable <SyncId> changeUnitsToLoad,
RecoverableErrorReportingContext recoverableErrorReportingContext
)
{
IDictionary <uint, ItemField> expectedFields = (IDictionary <uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
object changeData = null;
try
{
NotifyChange("Downloading {0}...", name);
changeData = api.GetFileRetriever(name, id);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
NotifyError(e);
}
return(changeData);
}
public override void InsertItem(
object itemData,
IEnumerable<SyncId> changeUnitsToCreate,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
string path = dataRetriever.FileData.RelativePath;
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
try
{
NotifyChange("Uploading {0}...", path);
SyncedNodeAttributes attrs = api.InsertNode(dataRetriever.FileData, path,
dataRetriever.FileData.IsDirectory ? null : dataRetriever.FileStream);
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs.Name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_ID, typeof(string), attrs.Id));
}
catch (ApplicationException e)
{
NotifyError(e);
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
public override void DeleteItem(
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out bool commitKnowledgeAfterThisItem
)
{
commitKnowledgeAfterThisItem = false;
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
try
{
NotifyChange("Deleting {0}...", name);
api.DeleteFile(name, id);
}
catch (ApplicationException e)
{
NotifyError(e);
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
public override object LoadChangeData(
ItemFieldDictionary keyAndExpectedVersion,
IEnumerable<SyncId> changeUnitsToLoad,
RecoverableErrorReportingContext recoverableErrorReportingContext
)
{
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
object changeData = null;
try
{
NotifyChange("Downloading {0}...", name);
changeData = api.GetFileRetriever(name, id);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
NotifyError(e);
}
return changeData;
}
// Called by the framework when an item needs to be deleted.
public override void DeleteItem(ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext, out bool commitKnowledgeAfterThisItem)
{
commitKnowledgeAfterThisItem = false;
IDictionary<uint, ItemField> expectedFields = keyAndExpectedVersion;
var name = (string) expectedFields[ItemFields.CustomFieldName].Value;
var args = new ApplyingBlobEventArgs(ChangeType.Delete, name);
var applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
var expectedLastUpdate = DateTime.FromBinary((long) (ulong) expectedFields[ItemFields.CustomFieldTimestamp].Value);
try {
DataStore.DeleteFile(name, expectedLastUpdate);
}
catch (ApplicationException e) {
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
public void MergeConstraintConflict(object itemData, ConflictVersionInformation conflictVersionInformation, IEnumerable <SyncId> changeUnitsToMerge, ItemFieldDictionary localConflictingItem, ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out ItemFieldDictionary updatedKeyAndVersion)
{
throw new NotImplementedException();
}
public override void DeleteItem(ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out bool commitKnowledgeAfterThisItem)
{
throw new NotImplementedException();
}
public void ResolveLocalDeleteRemoteUpdateConflict(object itemData, IEnumerable <SyncId> changeUnitsToUpdate, RecoverableErrorReportingContext recoverableErrorReportingContext, out bool itemWasDeletedAsResultOfResolution, out ItemFieldDictionary updatedVersion)
{
throw new NotImplementedException();
}
// ListBlobs is called by AzureBlobSyncProvider.EnumerateItems. It walks through the items in the store building up the necessary information
// to detect changes.
internal List<ItemFieldDictionary> ListBlobs()
{
var items = new List<ItemFieldDictionary>();
// Include all items in the listing including those with path like ('/') file names
var opts = new BlobRequestOptions {
UseFlatBlobListing = true
};
foreach (var o in Container.ListBlobs(opts)) {
var blob = Container.GetBlobReference(o.Uri.ToString());
blob.FetchAttributes();
var dict = new ItemFieldDictionary();
dict.Add(new ItemField(ItemFields.CustomFieldName, typeof (string), o.Uri.ToString()));
dict.Add(new ItemField(ItemFields.CustomFieldTimestamp, typeof (ulong), (ulong) blob.Properties.LastModifiedUtc.ToBinary()));
items.Add(dict);
}
return items;
}
public void ModifyLocalItem(ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out ItemFieldDictionary updatedKeyAndVersion)
{
throw new NotImplementedException();
}
public void ModifyAndUpdateRemoteItem(object itemData, IEnumerable <SyncId> changeUnitsToUpdate, ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out ItemFieldDictionary updatedKeyAndVersion)
{
throw new NotImplementedException();
}
public override void UpdateItem(
object itemData,
IEnumerable<SyncId> changeUnitsToUpdate,
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
string path = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
string id = (string)expectedFields[ItemFields.CUSTOM_FIELD_ID].Value;
try
{
SyncedNodeAttributes attrs;
if (IsMoveOrRename(path, dataRetriever.FileData.RelativePath))
{
NotifyChange("Moving {0} to {1}...", path, dataRetriever.FileData.RelativePath);
attrs = api.MoveFile(path, dataRetriever.FileData.RelativePath, id);
}
else
{
NotifyChange("Updating {0}...", path);
attrs = api.UpdateFile(path, dataRetriever.FileData,
dataRetriever.FileData.IsDirectory ? null : dataRetriever.FileStream, id);
}
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs.Name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_ID, typeof(string), attrs.Id));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
NotifyError(e);
}
commitKnowledgeAfterThisItem = false;
}
// Called by the framework when an item needs to be deleted.
public override void DeleteItem(
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out bool commitKnowledgeAfterThisItem
)
{
commitKnowledgeAfterThisItem = false;
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Delete, name);
EventHandler<ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
try
{
DataStore.DeleteFile(name, expectedLastUpdate);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
//This is where we load data to provide to the other endpoint.
public override object LoadChangeData(
ItemFieldDictionary keyAndExpectedVersion,
IEnumerable<SyncId> changeUnitsToLoad,
RecoverableErrorReportingContext recoverableErrorReportingContext
)
{
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
string name = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
object changeData = null;
try
{
changeData = DataStore.GetFileRetriever(name, expectedLastUpdate);
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
return changeData;
}
public void ResolveUpdateUpdateConflict(object itemData, IEnumerable <SyncId> changeUnitsToMerge, IEnumerable <SyncId> changeUnitsToUpdate, ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out ItemFieldDictionary updatedVersion)
{
throw new NotImplementedException();
}
public override void UpdateItem(object itemData, IEnumerable <SyncId> changeUnitsToUpdate, ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out ItemFieldDictionary keyAndUpdatedVersion, out bool commitKnowledgeAfterThisItem)
{
throw new NotImplementedException();
}
// ListBlobs is called by AzureBlobSyncProvider.EnumerateItems. It walks through the items in the store building up the necessary information
// to detect changes.
internal List<ItemFieldDictionary> ListBlobs()
{
List<ItemFieldDictionary> items = new List<ItemFieldDictionary>();
// Include all items in the listing including those with path like ('/') file names
BlobRequestOptions opts = new BlobRequestOptions();
opts.UseFlatBlobListing = true;
foreach (IListBlobItem o in Container.ListBlobs(opts))
{
CloudBlob blob = Container.GetBlobReference(o.Uri.ToString());
blob.FetchAttributes();
ItemFieldDictionary dict = new ItemFieldDictionary();
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), o.Uri.ToString()));
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)blob.Properties.LastModifiedUtc.ToBinary()));
items.Add(dict);
}
return items;
}
public void ResolveLocalUpdateRemoteDeleteConflict(ItemFieldDictionary keyAndExpectedVersion, RecoverableErrorReportingContext recoverableErrorReportingContext, out bool itemWasDeletedAsResultOfResolution)
{
throw new NotImplementedException();
}
// Called by the framework when an item (file) needs to be added to the store.
public override void InsertItem(
object itemData,
IEnumerable<SyncId> changeUnitsToCreate,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
string relativePath = dataRetriever.RelativeDirectoryPath;
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Create, dataRetriever.FileData.Name);
EventHandler<ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
try
{
Stream dataStream = null;
if (!dataRetriever.FileData.IsDirectory)
{
dataStream = dataRetriever.FileStream;
}
SyncedBlobAttributes attrs = DataStore.InsertFile(dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream);
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs._name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)attrs._lastModifiedTime.ToBinary()));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
}
internal List<ItemFieldDictionary> ListNodes()
{
List<ItemFieldDictionary> items = new List<ItemFieldDictionary>();
var helpers = GetFilesAndDirectories();
foreach (var h in helpers)
{
ItemFieldDictionary dict = new ItemFieldDictionary();
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_ID, typeof(string), h.Node.Id));
dict.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), h.Path));
items.Add(dict);
}
return items;
}
// Called by the framework when an item (file) needs to be updated.
public override void UpdateItem(
object itemData,
IEnumerable<SyncId> changeUnitsToUpdate,
ItemFieldDictionary keyAndExpectedVersion,
RecoverableErrorReportingContext recoverableErrorReportingContext,
out ItemFieldDictionary keyAndUpdatedVersion,
out bool commitKnowledgeAfterThisItem
)
{
keyAndUpdatedVersion = null;
commitKnowledgeAfterThisItem = false;
IFileDataRetriever dataRetriever = (IFileDataRetriever)itemData;
IDictionary<uint, ItemField> expectedFields = (IDictionary<uint, ItemField>)keyAndExpectedVersion;
DateTime expectedLastUpdate = DateTime.FromBinary((long)(ulong)expectedFields[ItemFields.CUSTOM_FIELD_TIMESTAMP].Value);
string oldName = (string)expectedFields[ItemFields.CUSTOM_FIELD_NAME].Value;
try
{
Stream dataStream = null;
if (!dataRetriever.FileData.IsDirectory)
{
dataStream = dataRetriever.FileStream;
}
string newName = CreateNewName(dataRetriever.FileData);
SyncedBlobAttributes attrs;
if (IsMoveOrRename(oldName, newName))
{
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Rename, oldName, newName);
EventHandler<ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
// Handle moves and renames as a delete and create.
DataStore.DeleteFile(oldName, expectedLastUpdate);
attrs = DataStore.InsertFile(dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream);
}
else
{
ApplyingBlobEventArgs args = new ApplyingBlobEventArgs(ChangeType.Update, dataRetriever.FileData.Name);
EventHandler<ApplyingBlobEventArgs> applyingDelegate = ApplyingChange;
applyingDelegate(this, args);
attrs = DataStore.UpdateFile(oldName, dataRetriever.FileData, dataRetriever.RelativeDirectoryPath, dataStream, expectedLastUpdate);
}
// Record new data after update.
keyAndUpdatedVersion = new ItemFieldDictionary();
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_NAME, typeof(string), attrs._name));
keyAndUpdatedVersion.Add(new ItemField(ItemFields.CUSTOM_FIELD_TIMESTAMP, typeof(ulong), (ulong)attrs._lastModifiedTime.ToBinary()));
}
catch (ApplicationException e)
{
recoverableErrorReportingContext.RecordRecoverableErrorForChange(new RecoverableErrorData(e));
}
commitKnowledgeAfterThisItem = false;
}
public override object LoadChangeData(ItemFieldDictionary keyAndExpectedVersion, IEnumerable <SyncId> changeUnitsToLoad, RecoverableErrorReportingContext recoverableErrorReportingContext)
{
throw new NotImplementedException();
}
