public Download ( Stream stream, IMongoQuery query ) : void | ||
stream | Stream | The destination stream. |
query | IMongoQuery | The GridFS file. |
Résultat | void |
/// <summary> /// 下载文档到本地 /// </summary> /// <param name="localfile"></param> /// <param name="remoteFile"></param> public void Copy(string localfile, string remoteFile) { _logger.DebugFormat("Copy {0} to {1}.", localfile, remoteFile); try { MongoGridFS fs = new MongoGridFS(_context.DataBase); fs.Download(localfile, remoteFile); } catch (Exception ex) { _logger.Error(ex.Message); _logger.Error(ex.StackTrace); throw; } }
static void Test2() { MongoServer ms = MongoServer.Create(); string _dbName = "docs"; MongoDatabase md = ms.GetDatabase(_dbName); if (!md.CollectionExists(_dbName)) { md.CreateCollection(_dbName); } // End if (!md.CollectionExists(_dbName)) MongoCollection<Doc> _documents = md.GetCollection<Doc>(_dbName); _documents.RemoveAll(); //add file to GridFS MongoGridFS gfs = new MongoGridFS(md); MongoGridFSFileInfo gfsi = gfs.Upload(@"c:\mongodb.rtf"); _documents.Insert(new Doc() { DocId = gfsi.Id.AsObjectId, DocName = @"c:\foo.rtf" } ); foreach (Doc item in _documents.FindAll()) { ObjectId _documentid = new ObjectId(item.DocId.ToString()); MongoGridFSFileInfo _fileInfo = md.GridFS.FindOne(Query.EQ("_id", _documentid)); gfs.Download(item.DocName, _fileInfo); System.Console.WriteLine("Downloaded {0}", item.DocName); System.Console.WriteLine("DocName {0} dowloaded", item.DocName); } // Next item //System.Console.ReadKey(); }