/// <summary>构造函数</summary>
/// <param name="connName">配置名</param>
private DAL(String connName)
{
_ConnName = connName;
if (!ConnStrs.ContainsKey(connName))
{
throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
}
ConnStr = ConnStrs[connName].ConnectionString;
if (String.IsNullOrEmpty(ConnStr))
{
throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
}
//// 创建数据库访问对象的时候，就开始检查数据库架构
//// 尽管这样会占用大量时间，但这种情况往往只存在于安装部署的时候
//// 要尽可能的减少非安装阶段的时间占用
//try
//{
// //DatabaseSchema.Check(Db);
// SetTables();
//}
//catch (Exception ex)
//{
// if (Debug) WriteLog(ex.ToString());
//}
}
/// <summary>构造函数</summary>
/// <param name="connName">配置名</param>
private DAL(String connName)
{
_ConnName = connName;
//if (!ConnStrs.ContainsKey(connName)) throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
if (!ConnStrs.ContainsKey(connName))
{
OnResolve?.Invoke(this, new ResolveEventArgs(connName));
}
if (!ConnStrs.ContainsKey(connName) && _defs.TryGetValue(connName, out var kv))
{
AddConnStr(connName, kv.Item1, null, kv.Item2);
}
if (!ConnStrs.ContainsKey(connName))
{
var connstr = "Data Source=" + Setting.Current.SQLiteDbPath.CombinePath(connName + ".db;Migration=On");
WriteLog("自动为[{0}]设置SQLite连接字符串：{1}", connName, connstr);
AddConnStr(connName, connstr, null, "SQLite");
}
_ConnStr = ConnStrs[connName];
if (_ConnStr.IsNullOrEmpty())
{
throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
}
//Queue = new EntityQueue(this);
}
/// <summary>构造函数</summary>
/// <param name="connName">配置名</param>
private DAL(String connName)
{
_ConnName = connName;
//if (!ConnStrs.ContainsKey(connName)) throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
if (!ConnStrs.ContainsKey(connName))
{
var set = Setting.Current;
var dbpath = set.SQLiteDbPath;
if (dbpath.IsNullOrEmpty())
{
dbpath = ".";
if (Runtime.IsWeb)
{
if (!Environment.CurrentDirectory.Contains("iisexpress") ||
!Environment.CurrentDirectory.Contains("Web"))
{
dbpath = "..\\Data";
}
else
{
dbpath = "~\\App_Data";
}
}
set.SQLiteDbPath = dbpath;
set.Save();
}
var connstr = "Data Source=" + dbpath.GetFullPath().CombinePath(connName + ".db");
WriteLog("自动为[{0}]设置连接字符串：{1}", connName, connstr);
AddConnStr(connName, connstr, null, "SQLite");
}
_ConnStr = ConnStrs[connName].ConnectionString;
if (String.IsNullOrEmpty(_ConnStr))
{
throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
}
Queue = new EntityQueue {
Dal = this
};
}
/// <summary>构造函数</summary>
/// <param name="connName">配置名</param>
private DAL(String connName)
{
_ConnName = connName;
//if (!ConnStrs.ContainsKey(connName)) throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
if (!ConnStrs.ContainsKey(connName))
{
var connstr = "Data Source=" + Setting.Current.SQLiteDbPath.CombinePath(connName + ".db;Migration=On");
WriteLog("自动为[{0}]设置SQLite连接字符串：{1}", connName, connstr);
AddConnStr(connName, connstr, null, "SQLite");
}
_ConnStr = ConnStrs[connName];
if (_ConnStr.IsNullOrEmpty())
{
throw new XCodeException("请在使用数据库前设置[" + connName + "]连接字符串");
}
Queue = new EntityQueue(this);
}