Mongodb for .Net Core 封装类库
一：引用的mongodb驱动文件版本为 Mongodb.Driver 20.4.3
二：我只是进行了常用方法的封装，如有不当之处，请联系我
创建mongodb的连接
using MongoDB.Bson;
using MongoDB.Driver;
namespace MongodbTest.Comon
{
public static class MongodbClient<T> where T : class
{
#region +MongodbInfoClient 获取mongodb实例
/// <summary>
/// 获取mongodb实例
/// </summary>
/// <param name="host">连接字符串，库，表</param>
/// <returns></returns>
public static IMongoCollection<T> MongodbInfoClient(MongodbHost host)
{
MongoClient client = new MongoClient(host.Connection);
var dataBase = client.GetDatabase(host.DataBase);
return dataBase.GetCollection<T>(host.Table);
}
#endregion
} public class MongodbHost
{
/// <summary>
/// 连接字符串
/// </summary>
public string Connection { get; set; }
/// <summary>
/// 库
/// </summary>
public string DataBase { get; set; }
/// <summary>
/// 表
/// </summary>
public string Table { get; set; } }
}
三：mongodb的增删改查
public static class TMongodbHelper<T> where T : class, new()
{
#region +Add 添加一条数据
/// <summary>
/// 添加一条数据
/// </summary>
/// <param name="t">添加的实体</param>
/// <param name="host">mongodb连接信息</param>
/// <returns></returns>
public static int Add(MongodbHost host, T t)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
client.InsertOne(t);
return ;
}
catch
{
return ;
}
}
#endregion #region +AddAsync 异步添加一条数据
/// <summary>
/// 异步添加一条数据
/// </summary>
/// <param name="t">添加的实体</param>
/// <param name="host">mongodb连接信息</param>
/// <returns></returns>
public static async Task<int> AddAsync(MongodbHost host, T t)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
await client.InsertOneAsync(t);
return ;
}
catch
{
return ;
}
}
#endregion #region +InsertMany 批量插入
/// <summary>
/// 批量插入
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="t">实体集合</param>
/// <returns></returns>
public static int InsertMany(MongodbHost host, List<T> t)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
client.InsertMany(t);
return ;
}
catch (Exception ex)
{
return ;
}
}
#endregion #region +InsertManyAsync 异步批量插入
/// <summary>
/// 异步批量插入
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="t">实体集合</param>
/// <returns></returns>
public static async Task<int> InsertManyAsync(MongodbHost host, List<T> t)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
await client.InsertManyAsync(t);
return ;
}
catch
{
return ;
}
}
#endregion #region +Update 修改一条数据
/// <summary>
/// 修改一条数据
/// </summary>
/// <param name="t">添加的实体</param>
/// <param name="host">mongodb连接信息</param>
/// <returns></returns>
public static UpdateResult Update(MongodbHost host, T t, string id)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//修改条件
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
//要修改的字段
var list = new List<UpdateDefinition<T>>();
foreach (var item in t.GetType().GetProperties())
{
if (item.Name.ToLower() == "id") continue;
list.Add(Builders<T>.Update.Set(item.Name, item.GetValue(t)));
}
var updatefilter = Builders<T>.Update.Combine(list);
return client.UpdateOne(filter, updatefilter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region +UpdateAsync 异步修改一条数据
/// <summary>
/// 异步修改一条数据
/// </summary>
/// <param name="t">添加的实体</param>
/// <param name="host">mongodb连接信息</param>
/// <returns></returns>
public static async Task<UpdateResult> UpdateAsync(MongodbHost host, T t, string id)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//修改条件
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
//要修改的字段
var list = new List<UpdateDefinition<T>>();
foreach (var item in t.GetType().GetProperties())
{
if (item.Name.ToLower() == "id") continue;
list.Add(Builders<T>.Update.Set(item.Name, item.GetValue(t)));
}
var updatefilter = Builders<T>.Update.Combine(list);
return await client.UpdateOneAsync(filter, updatefilter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region +UpdateManay 批量修改数据
/// <summary>
/// 批量修改数据
/// </summary>
/// <param name="dic">要修改的字段</param>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">修改条件</param>
/// <returns></returns>
public static UpdateResult UpdateManay(MongodbHost host, Dictionary<string, string> dic, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
T t = new T();
//要修改的字段
var list = new List<UpdateDefinition<T>>();
foreach (var item in t.GetType().GetProperties())
{
if (!dic.ContainsKey(item.Name)) continue;
var value = dic[item.Name];
list.Add(Builders<T>.Update.Set(item.Name, value));
}
var updatefilter = Builders<T>.Update.Combine(list);
return client.UpdateMany(filter, updatefilter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region +UpdateManayAsync 异步批量修改数据
/// <summary>
/// 异步批量修改数据
/// </summary>
/// <param name="dic">要修改的字段</param>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">修改条件</param>
/// <returns></returns>
public static async Task<UpdateResult> UpdateManayAsync(MongodbHost host, Dictionary<string, string> dic, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
T t = new T();
//要修改的字段
var list = new List<UpdateDefinition<T>>();
foreach (var item in t.GetType().GetProperties())
{
if (!dic.ContainsKey(item.Name)) continue;
var value = dic[item.Name];
list.Add(Builders<T>.Update.Set(item.Name, value));
}
var updatefilter = Builders<T>.Update.Combine(list);
return await client.UpdateManyAsync(filter, updatefilter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region Delete 删除一条数据
/// <summary>
/// 删除一条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="id">objectId</param>
/// <returns></returns>
public static DeleteResult Delete(MongodbHost host, string id)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
return client.DeleteOne(filter);
}
catch (Exception ex)
{
throw ex;
} }
#endregion #region DeleteAsync 异步删除一条数据
/// <summary>
/// 异步删除一条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="id">objectId</param>
/// <returns></returns>
public static async Task<DeleteResult> DeleteAsync(MongodbHost host, string id)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//修改条件
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
return await client.DeleteOneAsync(filter);
}
catch (Exception ex)
{
throw ex;
} }
#endregion #region DeleteMany 删除多条数据
/// <summary>
/// 删除一条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">删除的条件</param>
/// <returns></returns>
public static DeleteResult DeleteMany(MongodbHost host, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
return client.DeleteMany(filter);
}
catch (Exception ex)
{
throw ex;
} }
#endregion #region DeleteManyAsync 异步删除多条数据
/// <summary>
/// 异步删除多条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">删除的条件</param>
/// <returns></returns>
public static async Task<DeleteResult> DeleteManyAsync(MongodbHost host, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
return await client.DeleteManyAsync(filter);
}
catch (Exception ex)
{
throw ex;
} }
#endregion #region Count 根据条件获取总数
/// <summary>
/// 根据条件获取总数
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">条件</param>
/// <returns></returns>
public static long Count(MongodbHost host, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
return client.Count(filter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region CountAsync 异步根据条件获取总数
/// <summary>
/// 异步根据条件获取总数
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">条件</param>
/// <returns></returns>
public static async Task<long> CountAsync(MongodbHost host, FilterDefinition<T> filter)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
return await client.CountAsync(filter);
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindOne 根据id查询一条数据
/// <summary>
/// 根据id查询一条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="id">objectid</param>
/// <param name="field">要查询的字段，不写时查询全部</param>
/// <returns></returns>
public static T FindOne(MongodbHost host, string id, string[] field = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
//不指定查询字段
if (field == null || field.Length == )
{
return client.Find(filter).FirstOrDefault<T>();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear();
return client.Find(filter).Project<T>(projection).FirstOrDefault<T>();
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindOneAsync 异步根据id查询一条数据
/// <summary>
/// 异步根据id查询一条数据
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="id">objectid</param>
/// <returns></returns>
public static async Task<T> FindOneAsync(MongodbHost host, string id, string[] field = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
FilterDefinition<T> filter = Builders<T>.Filter.Eq("_id", new ObjectId(id));
//不指定查询字段
if (field == null || field.Length == )
{
return await client.Find(filter).FirstOrDefaultAsync();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear();
return await client.Find(filter).Project<T>(projection).FirstOrDefaultAsync();
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindList 查询集合
/// <summary>
/// 查询集合
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">查询条件</param>
/// <param name="field">要查询的字段,不写时查询全部</param>
/// <param name="sort">要排序的字段</param>
/// <returns></returns>
public static List<T> FindList(MongodbHost host, FilterDefinition<T> filter, string[] field = null, SortDefinition<T> sort = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//不指定查询字段
if (field == null || field.Length == )
{
if (sort == null) return client.Find(filter).ToList();
//进行排序
return client.Find(filter).Sort(sort).ToList();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear();
if (sort == null) return client.Find(filter).Project<T>(projection).ToList();
//排序查询
return client.Find(filter).Sort(sort).Project<T>(projection).ToList();
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindListAsync 异步查询集合
/// <summary>
/// 异步查询集合
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">查询条件</param>
/// <param name="field">要查询的字段,不写时查询全部</param>
/// <param name="sort">要排序的字段</param>
/// <returns></returns>
public static async Task<List<T>> FindListAsync(MongodbHost host, FilterDefinition<T> filter, string[] field = null, SortDefinition<T> sort = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//不指定查询字段
if (field == null || field.Length == )
{
if (sort == null) return await client.Find(filter).ToListAsync();
return await client.Find(filter).Sort(sort).ToListAsync();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear();
if (sort == null) return await client.Find(filter).Project<T>(projection).ToListAsync();
//排序查询
return await client.Find(filter).Sort(sort).Project<T>(projection).ToListAsync();
}
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindListByPage 分页查询集合
/// <summary>
/// 分页查询集合
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">查询条件</param>
/// <param name="pageIndex">当前页</param>
/// <param name="pageSize">页容量</param>
/// <param name="count">总条数</param>
/// <param name="field">要查询的字段,不写时查询全部</param>
/// <param name="sort">要排序的字段</param>
/// <returns></returns>
public static List<T> FindListByPage(MongodbHost host, FilterDefinition<T> filter, int pageIndex, int pageSize, out long count, string[] field = null, SortDefinition<T> sort = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
count = client.Count(filter);
//不指定查询字段
if (field == null || field.Length == )
{
if (sort == null) return client.Find(filter).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToList();
//进行排序
return client.Find(filter).Sort(sort).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToList();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear(); //不排序
if (sort == null) return client.Find(filter).Project<T>(projection).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToList(); //排序查询
return client.Find(filter).Sort(sort).Project<T>(projection).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToList(); }
catch (Exception ex)
{
throw ex;
}
}
#endregion #region FindListByPageAsync 异步分页查询集合
/// <summary>
/// 异步分页查询集合
/// </summary>
/// <param name="host">mongodb连接信息</param>
/// <param name="filter">查询条件</param>
/// <param name="pageIndex">当前页</param>
/// <param name="pageSize">页容量</param>
/// <param name="field">要查询的字段,不写时查询全部</param>
/// <param name="sort">要排序的字段</param>
/// <returns></returns>
public static async Task<List<T>> FindListByPageAsync(MongodbHost host, FilterDefinition<T> filter, int pageIndex, int pageSize, string[] field = null, SortDefinition<T> sort = null)
{
try
{
var client = MongodbClient<T>.MongodbInfoClient(host);
//不指定查询字段
if (field == null || field.Length == )
{
if (sort == null) return await client.Find(filter).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToListAsync();
//进行排序
return await client.Find(filter).Sort(sort).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToListAsync();
} //制定查询字段
var fieldList = new List<ProjectionDefinition<T>>();
for (int i = ; i < field.Length; i++)
{
fieldList.Add(Builders<T>.Projection.Include(field[i].ToString()));
}
var projection = Builders<T>.Projection.Combine(fieldList);
fieldList?.Clear(); //不排序
if (sort == null) return await client.Find(filter).Project<T>(projection).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToListAsync(); //排序查询
return await client.Find(filter).Sort(sort).Project<T>(projection).Skip((pageIndex - ) * pageSize).Limit(pageSize).ToListAsync(); }
catch (Exception ex)
{
throw ex;
}
}
#endregion }
三：调用栗子
//1.批量修改,修改的条件
var time = DateTime.Now;
var list = new List<FilterDefinition<PhoneEntity>>();
list.Add(Builders<PhoneEntity>.Filter.Lt("AddTime", time.AddDays()));
list.Add(Builders<PhoneEntity>.Filter.Gt("AddTime", time));
var filter = Builders<PhoneEntity>.Filter.And(list); //2.要修改的字段内容
var dic = new Dictionary<string, string>();
dic.Add("UseAge", "");
dic.Add("Name", "朝阳");
//3.批量修改
var kk = TMongodbHelper<PhoneEntity>.UpdateManay(host, dic, filter);
//根据条件查询集合
var time = DateTime.Now;
var list = new List<FilterDefinition<PhoneEntity>>();
list.Add(Builders<PhoneEntity>.Filter.Lt("AddTime", time.AddDays()));
list.Add(Builders<PhoneEntity>.Filter.Gt("AddTime", time));
var filter = Builders<PhoneEntity>.Filter.And(list);
//2.查询字段
var field = new[] { "Name", "Price", "AddTime" };
//3.排序字段
var sort = Builders<PhoneEntity>.Sort.Descending("AddTime");
var res = TMongodbHelper<PhoneEntity>.FindList(host, filter, field, sort);
//分页查询，查询条件
var time = DateTime.Now;
var list = new List<FilterDefinition<PhoneEntity>>();
list.Add(Builders<PhoneEntity>.Filter.Lt("AddTime", time.AddDays()));
list.Add(Builders<PhoneEntity>.Filter.Gt("AddTime", time));
var filter = Builders<PhoneEntity>.Filter.And(list);
long count = ;
//排序条件
var sort = Builders<PhoneEntity>.Sort.Descending("AddTime");
var res = TMongodbHelper<PhoneEntity>.FindListByPage(host, filter, , , out count, null, sort);
四，缺少sdk文件时，请自行安装
参考文章：http://www.cnblogs.com/yaozhenfa/p/4574898.html
Mongodb for .Net Core 封装类库的更多相关文章
- 适用于app.config与web.config的ConfigUtil读写工具类 基于MongoDb官方C#驱动封装MongoDbCsharpHelper类（CRUD类） 基于ASP.NET WEB API实现分布式数据访问中间层（提供对数据库的CRUD） C# 实现AOP 的几种常见方式
适用于app.config与web.config的ConfigUtil读写工具类 之前文章:<两种读写配置文件的方案(app.config与web.config通用)>,现在重新整理一 ...
- Echarts 的 Java 封装类库 转自 https://my.oschina.net/flags/blog/316920
转自: https://my.oschina.net/flags/blog/316920 Echarts 的 Java 封装类库:http://www.oschina.net/p/echarts-ja ...
- Asp.net Core 和类库读取配置文件信息
Asp.net Core 和类库读取配置文件信息 看干货请移步至.net core 读取配置文件公共类 首先开一个脑洞,Asp.net core 被使用这么长时间了,但是关于配置文件(json)的读取 ...
- MongoDB via Dotnet Core数据映射详解
用好数据映射,MongoDB via Dotnet Core开发变会成一件超级快乐的事. 一.前言 MongoDB这几年已经成为NoSQL的头部数据库. 由于MongoDB free schema ...
- RxHttp - 轻量级、可扩展、易使用、完美兼容MVVM、MVC架构的网络封装类库
前言 RxHttp是基于RxJava2+Retrofit 2.9.0+OkHttp 4.9.0实现的轻量级,完美兼容MVVM架构的网络请求封装类库,小巧精致,简单易用,轻轻松松搞定网络请求. GitH ...
- ASP.NET Core实现类库项目读取配置文件
前言 之前继续在学习多线程方面的知识,忽然这两天看到博问中有个园友问到如何在.net core类库中读取配置文件,当时一下蒙了,这个提的多好,我居然不知道,于是这两天了解了相关内容才有此篇博客的出现, ...
- 基础拾遗----RabbitMQ（含封装类库源码）
基础拾遗 基础拾遗------特性详解 基础拾遗------webservice详解 基础拾遗------redis详解 基础拾遗------反射详解 基础拾遗------委托详解 基础拾遗----- ...
- Mongodb for .Net Core 驱动的应用
一:我在做.net core 应用mongodb的sdk时,查阅了不少资料,故记录下来,以方便查阅.mongodb类库的版本 mongodb driver 2.4.3,一下方法均来自此版本文件 先看看 ...
- .NET Core在类库中读取配置文件appsettings.json
在.NET Framework框架时代我们的应用配置内容一般都是写在Web.config或者App.config文件中,读取这两个配置文件只需要引用System.Configuration程序集,分别 ...
随机推荐
- SQL逻辑查询语句执行顺序
阅读目录 一 SELECT语句关键字的定义顺序 二 SELECT语句关键字的执行顺序 三 准备表和数据 四 准备SQL逻辑查询测试语句 五 执行顺序分析 一 SELECT语句关键字的定义顺序 SELE ...
- 利用binlogserver恢复单表实验【转】
使用场景 每次开启binlogserver 指定了mysql-bin.0000XX 后都会从该点从头进行传输一次 创建binlogserver [root@mysql-zst3 binlogserve ...
- mq for aix 清理步骤
删除所有相关进程smit remove 删除mq删除mqm用户和用户组 如果unmount /cdrom 卸载不掉的话使用 fuser -xcu /cdrom rm /var/mqm
- centos6.9安装crontab
yum install vixie-cron crontabs //安装 chkconfig crond on //开机自启动 service crond start //启动 然后就是执行 cron ...
- Tour HDU - 3488 有向环最小权值覆盖 费用流
http://acm.hdu.edu.cn/showproblem.php?pid=3488 给一个无源汇的,带有边权的有向图 让你找出一个最小的哈密顿回路 可以用KM算法写,但是费用流也行 思路 1 ...
- [转载]Maximum Flow: Augmenting Path Algorithms Comparison
https://www.topcoder.com/community/data-science/data-science-tutorials/maximum-flow-augmenting-path- ...
- python pip下载速度慢的解决方法
pip是python内置的非常好用的下载工具,基本可以下载全部的python库.它还有一个非常好的特点,当你安装一个库的时候,它会自动帮你安装所有这个库的依赖库.完全一键式操作.非常方便.但是由于pi ...
- Android设备管理器——DevicePolicyManager
自从安卓2.2(API=8)以后,安卓手机是通过设备管理API对手机进行系统级的设备管理. 本篇通过大家熟悉的"一键锁屏"的小项目实现来介绍设备管理API如何通过强制设备管理策略创 ...
- Golang并发模型之Context详解
对于 Golang 开发者来说context(上下文)包一定不会陌生.但很多时候,我们懒惰的只是见过它,或能起到什么作用,并不会去深究它. 应用场景:在 Go http 包的 Server 中,每一个 ...
- Codeforces 1114F Please, another Queries on Array? [线段树，欧拉函数]
Codeforces 洛谷:咕咕咕 CF少有的大数据结构题. 思路 考虑一些欧拉函数的性质: \[ \varphi(p)=p-1\\ \varphi(p^k)=p^{k-1}\times (p-1)= ...