C #/. Net Core access to the MongoDB library

Not much to say directly on the code

Connection string:

{  "AppSettings": {    "mongodb" " mongodb://user name: Password @ip Address: port number "   }}

Main code:

1 usingABCDEFG. Config;2 usingMongodb.driver;3 usingSystem;4 usingSystem.Collections.Generic;5 usingSystem.Linq.Expressions;6 usingSystem.Text;7 8 namespaceMongodb9 {Ten      Public classMongocontext One     { A          PublicMongocontext () -         { -Client =NewMongoclient (ABCDEFG. Getappsetting ("MongoDB")); the         } -          -          PublicMongocontext (stringconnectionname) -         { +Client =Newmongoclient (mengtconfig.getappsetting (ConnectionName)); -         } +  A         PrivateMongoclient Client {Get;Set; } at  -         PrivateImongodatabase DataBase {Get= Client.getdatabase ("Mengtlog"); } -  -          PublicImongocollection<t> dbset<t> ()whereT:imongomodel = database.getcollection<t> ("Mengtlog.logger"); -  -     } in  -      Public Static classMongoextend to     { +          Public Static voidAdd<t> ( ThisImongocollection<t> collenction, T Model)whereT:imongomodel -=collenction. Insertone (Model); the  *          Public Static voidAddlist<t> ( ThisImongocollection<t> collenction, list<t> Model)whereT:imongomodel $=collenction. Insertmany (Model);Panax Notoginseng  -         /// <summary> the         ///find the first one +         /// </summary> A          Public StaticT firstordefault<t> ( ThisImongocollection<t> Collenction,expression<func<t,BOOL>> expression)whereT:imongomodel the         { +             if(Expression = =NULL) {Throw NewArgumentNullException ("Invalid parameter"); } -             returncollenction. Find (expression). FirstOrDefault (); $         } $  -         /// <summary> -         ///find a list of compliant data the         /// </summary> -          Public StaticList<t> findtolist<t> ( ThisImongocollection<t> collenction, Expression<func<t,BOOL>> expression)whereT:imongomodelWuyi         { the             if(Expression = =NULL) {Throw NewArgumentNullException ("Invalid parameter"); } -             returncollenction. Find (expression). ToList (); Wu         } -  About         /// <summary> $         ///Delete all matching data -         /// </summary> -          Public Static voidDelete<t> ( ThisImongocollection<t> collenction, Expression<func<t,BOOL>> expression)whereT:imongomodel -         { A             if(Expression = =NULL) {Throw NewArgumentNullException ("Invalid parameter"); } + collenction. Deletemanyasync (expression); the         } -  $  the         /// <summary> the         ///Delete a the         /// </summary> the          Public Static voidDeleteone<t> ( ThisImongocollection<t> collenction, Expression<func<t,BOOL>> expression)whereT:imongomodel -         { in             if(Expression = =NULL) {Throw NewArgumentNullException ("Invalid parameter"); } the collenction. Deleteoneasync (expression); the         } About     } the}

Imongomodel:

1 usingMongodb.bson;2 usingSystem;3 usingSystem.Collections.Generic;4 usingSystem.Text;5 6 namespaceMongodb7 {8      Public Partial classImongomodel9     {Ten         /// <summary> One         ///Base ID A         /// </summary> -          PublicObjectId _id {Get;Set; } -     } the}

It is worth noting that Mongodb.bson and mongodb.driver should be referenced.

VS2017 if the namespace cannot be found after referencing the package, restart vs.

ABCDEFG. Getappsetting ("mongodb")); Read configuration file

C #/. Net Core access to the MongoDB library