internal CoreHelper.DBHelper GetDBHelper(DataAccessType accessType = DataAccessType.Default)
{
DBLocation.DataAccessType = accessType;
var helper = SettingConfig.GetDbAccess(DBLocation);
return(helper);
}
internal AbsDBExtend copyDBExtend()
{
var helper = SettingConfig.GetDbAccess(dbContext.DBLocation);
var dbContext2 = new DbContext(helper, dbContext.DBLocation);
dbContext2.ShardingMainDataIndex = dbContext.ShardingMainDataIndex;
dbContext2.UseSharding = dbContext.UseSharding;
return(DBExtendFactory.CreateDBExtend(dbContext2));
}
internal override DbContext GetDbContext()
{
if (SettingConfig.GetDbAccess == null)
{
throw new Exception("请配置CRL数据访问对象,实现CRL.SettingConfig.GetDbAccess");
}
var helper = SettingConfig.GetDbAccess(dbLocation);
var dbContext = new DbContext(helper, dbLocation);
return(dbContext);
}
static DbContext getDbContext <T>()
{
var dbLocation = new CRL.DBLocation()
{
DataAccessType = DataAccessType.Default, ManageType = typeof(T)
};
var helper = SettingConfig.GetDbAccess(dbLocation);
var dbContext = new DbContext(helper, dbLocation);
return(dbContext);
}
/// <summary>
/// 仅用来检查表结构
/// </summary>
/// <returns></returns>
DBExtend GetBackgroundDBExtend()
{
if (backgroundDBExtend == null)
{
var helper = SettingConfig.GetDbAccess(dbContext.DBLocation);
var dbContext2 = new DbContext(helper, dbContext.DBLocation);
dbContext2.ShardingMainDataIndex = dbContext.ShardingMainDataIndex;
dbContext2.UseSharding = dbContext.UseSharding;
backgroundDBExtend = new DBExtend(dbContext2);
}
return(backgroundDBExtend);
}
/// <summary>
/// 数据访问对象[基本方法]
/// 按指定的类型
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
protected DBExtend GetDbHelper(Type type)
{
if (SettingConfig.GetDbAccess == null)
{
throw new Exception("请配置CRL数据访问对象,实现CRL.SettingConfig.GetDbAccess");
}
CoreHelper.DBHelper helper = SettingConfig.GetDbAccess(type);
var db = new DBExtend(helper);
db.OnUpdateNotifyCacheServer = OnUpdateNotifyCacheServer;
TypeCache.SetDBAdapterCache(typeof(TModel), db._DBAdapter);
return(db);
}
internal override DbContext GetDbContext()
{
DbContext dbContext = null;
////cache = false;
//string contextName = "DbContext." + GetType().Name;//同一线程调用只创建一次
//var _BeginTransContext = CallContext.GetData<bool>(Base.CRLContextName);
//if (_BeginTransContext)//对于数据库事务,只创建一个上下文
//{
// contextName = "TransDbContext";
//}
//if (cache)
//{
// dbContext = CallContext.GetData<DbContext>(contextName);
//}
//if (dbContext != null)
//{
// return dbContext;
//}
if (SettingConfig.GetDbAccess == null)
{
throw new CRLException("请配置CRL数据访问对象,实现CRL.SettingConfig.GetDbAccess");
}
var helper = SettingConfig.GetDbAccess(dbLocation);
//helper.Name = Guid.NewGuid().ToString();
dbContext = new DbContext(helper, dbLocation);
//if (cache)
//{
// dbContext.Name = contextName;
// var allKey = "AllDbContext";
// var allList = Base.GetCallDBContext();
// CallContext.SetData(contextName, dbContext);
// allList.Add(contextName);
// CallContext.SetData(allKey, allList);
//}
return(dbContext);
}