/// <summary>
/// 根据文档名称、查询条件获取文档指定列的数据
/// </summary>
/// <typeparam name="T">文档类型</typeparam>
/// <param name="colName">文档名称</param>
/// <param name="query">查询条件</param>
/// <param name="fields">列列表</param>
/// <returns>文档符合条件所有数据</returns>
public static List <T> Get <T>(string colName, IMongoQuery query, IMongoFields fields)
{
var mongo = MongoManager.getDB();
var collection = mongo.GetCollection <T>(colName);
return(collection.FindAs <T>(query).SetFields(fields).ToList());
}
/// <summary>
/// 保存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="colName"></param>
/// <param name="obj"></param>
public static void Save <T>(string colName, T obj)
{
var mongo = MongoManager.getDB();
var collection = mongo.GetCollection(colName);
collection.Save(typeof(T), obj);
}
/// <summary>
/// 根据文档名称更新指定内容
/// </summary>
/// <param name="colName">文档名称</param>
/// <param name="query">查询条件</param>
/// <param name="update">更新内容</param>
/// <param name="updateFlags">更新类型(upsert：如果不存在插入)</param>
/// <typeparam name="T"></typeparam>
public static void Update <T>(string colName, IMongoQuery query, IMongoUpdate update, UpdateFlags updateFlags)
{
var mongo = MongoManager.getDB();
var collection = mongo.GetCollection <T>(colName);
collection.Update(query, update, updateFlags);
}
/// <summary>
/// 根据文档名称更新指定内容
/// </summary>
/// <param name="colName">文档名称</param>
/// <param name="query">查询条件</param>
/// <param name="update">更新内容</param>
/// <typeparam name="T">文档类型</typeparam>
/// <returns></returns>
public static bool Update <T>(string colName, IMongoQuery query, IMongoUpdate update)
{
var mongo = MongoManager.getDB();
var collection = mongo.GetCollection <T>(colName);
var result = collection.Update(query, update);
return(result.Ok);
}
/// <summary>
/// 保存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="colName"></param>
/// <param name="list"></param>
public static void Save <T>(string colName, IEnumerable <T> list)
{
var enumerable = list as T[] ?? list.ToArray();
if (list != null && enumerable.Any())
{
var mongo = MongoManager.getDB();
var collection = mongo.GetCollection(colName);
foreach (var item in enumerable)
{
collection.Save(item);
}
}
}