private RecordLockedData Lock(Guid fileID, Guid userID)
{
RecordLockedData result = null;
RecordLockedData data = new RecordLockedData();
data.ID = CombineGuid.NewComboGuid();
data.FormID = LogicFileFormID;
data.FormUniqueID = fileID;
data.LockUserID = userID;
RecordLockedManager.ServiceProxy.SetDataProvider(RecordLockedDataProvider);
result = RecordLockedManager.Lock(data);
return(result);
}
protected Guid GetLockID(Guid fileID)
{
if (fileID != Guid.Empty)
{
RecordLockedFetchParameter fetchParam = new RecordLockedFetchParameter();
fetchParam.FormID = LogicFileFormID;
fetchParam.FormUniqueID = fileID;
RecordLockedManager.ServiceProxy.SetDataProvider(RecordLockedDataProvider);
RecordLockedDataCollection lockResult = RecordLockedManager.GetRecordLockedInfo(fetchParam);
if (lockResult != null && lockResult.Count > 0)
{
return(lockResult[0].ID);
}
}
return(Guid.Empty);
}
protected WriteFileResultItemData WriteFileItem(WriteFileItemData itemParam, Guid userID, DbTransaction trans)
{
WriteFileResultItemData item = new WriteFileResultItemData();
RecordLockedManager.ServiceProxy.SetDataProvider(RecordLockedDataProvider);
RecordLockedManager.UpdateLockInfo(itemParam.LockID, DateTime.UtcNow.Add(RecordLocked.DefaultExpireTimeSpan));
string extendsionName = string.Empty;
if (!string.IsNullOrEmpty(itemParam.ClientFileName))
{
extendsionName = Path.GetExtension(itemParam.ClientFileName);
}
long length = FileStorageManager.WriteFile(this.DataProvider, itemParam.PhysicalFileID, extendsionName, itemParam.Position, itemParam.WriteData);
this.DataProvider.UpdatePhysicalFileLength(itemParam.PhysicalFileID, length, DateTime.UtcNow, userID, trans);
return(item);
}
protected CloseFileResultItemData CloseFileItem(CloseFileItemData itemParam, Guid userID, DbTransaction trans)
{
CloseFileResultItemData item = new CloseFileResultItemData();
Guid lockID = Guid.Empty;
if (itemParam.LockID != Guid.Empty)
{
lockID = itemParam.LockID;
}
else if (itemParam.FileID != Guid.Empty)
{
lockID = GetLockID(itemParam.FileID);
}
if (lockID != Guid.Empty)
{
RecordLockedManager.ServiceProxy.SetDataProvider(RecordLockedDataProvider);
RecordLockedManager.Unlock(lockID);
//item.Succeed = true;
}
return(item);
}
protected ReadFileResultItemData ReadFileItem(ReadFileItemData itemParam, Guid userID, DbTransaction trans)
{
ReadFileResultItemData item = new ReadFileResultItemData();
IRecordLockedDataProvider dataProvider = RecordLockedDataProvider;
if (dataProvider != null)
{
RecordLockedManager.ServiceProxy.SetDataProvider(dataProvider);
}
if (itemParam.LockID != Guid.Empty)
{
RecordLockedManager.UpdateLockInfo(itemParam.LockID, DateTime.UtcNow.Add(RecordLocked.DefaultExpireTimeSpan));
}
string extendsionName = string.Empty;
if (!string.IsNullOrEmpty(itemParam.ClientFileName))
{
extendsionName = Path.GetExtension(itemParam.ClientFileName);
}
item.ReadData = FileStorageManager.ReadFile(this.DataProvider, itemParam.PhysicalFileID, extendsionName, itemParam.Position, itemParam.ReadCount);
return(item);
}
