public NoSqlCommand(string sqlText, DbBase dbBase)
{
try
{
if (string.IsNullOrEmpty(sqlText))
{
return;
}
sourceSql = sqlText;
ss = SqlSyntax.Analyze(sqlText);
}
catch (Exception err)
{
Log.WriteLogToTxt(err);
}
if (ss.IsSelect || ss.IsUpdate || ss.IsDelete || ss.IsInsert)
{
MDataRow row = new MDataRow();
if (TableSchema.FillTableSchema(ref row, ref dbBase, ss.TableName, ss.TableName))
{
row.Conn = dbBase.conn;
action = new NoSqlAction(ref row, ss.TableName, dbBase.Con.DataSource, dbBase.dalType);
}
}
else
{
Log.WriteLogToTxt("NoSql Grammar Error Or No Support : " + sqlText);
}
}
public NoSqlCommand(string sqlText, DbBase dbBase)
{
try
{
sourceSql = sqlText;
FormatSqlText(sqlText);
}
catch (Exception err)
{
Log.WriteLogToTxt(err);
}
if (IsSelect || IsUpdate || IsDelete || IsInsert)
{
MDataRow row = new MDataRow();
if (TableSchema.FillTableSchema(ref row, ref dbBase, tableName, tableName))
{
row.Conn = dbBase.conn;
action = new NoSqlAction(ref row, tableName, dbBase.Con.DataSource, dbBase.dalType);
}
}
else
{
Log.WriteLogToTxt("NoSql Grammar Error Or No Support : " + sqlText);
}
}
private static void SetDefault()
{
DbBase db = DalCreate.CreateDal(DefaultConn);
if (db != null)
{
_DefaultDataBase = db.DataBase;
_DefaultDalType = db.dalType;
db.Dispose();
}
}
//private const string SqlClient = "System.Data.SqlClient";
//private const string OleDb = "System.Data.OleDb";
//private const string OracleClient = "System.Data.OracleClient";
//private const string SQLiteClient = "System.Data.SQLite";
//private const string MySqlClient = "MySql.Data.MySqlClient";
//private const string SybaseClient = "Sybase.Data.AseClient";
//private const string PostgreClient = "System.Data.NpgSqlClient";
//private const string TxtClient = "CYQ.Data.TxtClient";
//private const string XmlClient = "CYQ.Data.XmlClient";
//private const string XHtmlClient = "CYQ.Data.XHtmlClient";
/// <summary>
/// ¼òµ¥¹¤³§£¨Factory Method£©
/// </summary>
/// <param name="dbConn"></param>
/// <returns></returns>
public static DbBase CreateDal(string connNameOrString)
{
//ABCConn
DbBase db = GetDbBaseBy(ConnObject.Create(connNameOrString));
if (db.connObject.Master.ConnName != connNameOrString && connNameOrString.EndsWith("Conn"))//ÐèÒªÇл»ÅäÖá£
{
//Conn A¿â
//BConn xxx ÕÒ²»µ½Ê±£¬ÕÒĬÈÏ¿â¡£
DbResetResult result = db.ChangeDatabase(connNameOrString.Substring(0, connNameOrString.Length - 4));
if (result == DbResetResult.Yes) // дÈ뻺´æ
{
db.connObject.SaveToCache(connNameOrString);
}
}
return(db);
}
/// <summary>
/// Dispose
/// <para>释放资源</para>
/// </summary>
public void Dispose()
{
hasDisposed = true;
if (dalHelper != null)
{
if (!dalHelper.IsOnExceptionEventNull)
{
dalHelper.OnExceptionEvent -= new DbBase.OnException(helper_OnExceptionEvent);
}
_debugInfo = dalHelper.debugInfo.ToString();
dalHelper.Dispose();
dalHelper = null;
}
if (_noSqlCommand != null)
{
_noSqlCommand.Dispose();
}
}
private void SetDbBase(DbBase dbBase)
{
dalHelper = dbBase;
if (dalHelper.IsOnExceptionEventNull)
{
dalHelper.OnExceptionEvent += new DbBase.OnException(helper_OnExceptionEvent);
}
switch (dalHelper.dalType)
{
case DalType.Txt:
case DalType.Xml:
_noSqlCommand = new NoSqlCommand(_procName, dalHelper);
break;
}
//Aop.IAop myAop = Aop.InterAop.Instance.GetFromConfig();//试图从配置文件加载自定义Aop
//if (myAop != null)
//{
// SetAop(myAop);
//}
}
/// <summary>
/// 简单工厂（Factory Method）
/// </summary>
/// <param name="dbConn"></param>
/// <returns></returns>
public static DbBase CreateDal(string dbConn)
{
DbBase db = GetDbBaseBy(GetConnObject(dbConn));
if (db.connObject.Master.ConfigName != dbConn && dbConn.EndsWith("Conn"))//需要切换配置。
{
DbResetResult result = db.ChangeDatabase(dbConn.Substring(0, dbConn.Length - 4));
if (result == DbResetResult.Yes) // 写入缓存
{
if (!connDicCache.ContainsKey(dbConn))
{
connDicCache.Set(dbConn, db.connObject);
}
}
}
return(db);
//ConnEntity cEntity = GetConnString(dbConn);
//DbBase db = GetDbBaseBy(cEntity.Conn, cEntity.ProviderName);
//db.connObject = cEntity;
//return db;
}
//public string TryTestConn()
//{
// string err;
// return TryTestConn(out err);
//}
public string TryTestConn()
{
string version = string.Empty;
//err = string.Empty;
if (!string.IsNullOrEmpty(Conn))
{
DbBase helper = DalCreate.CreateDal(Conn);
try
{
helper.Con.Open();
version = helper.Con.ServerVersion;
if (string.IsNullOrEmpty(version))
{
version = helper.dalType.ToString();
}
helper.Con.Close();
IsOK = true;
ErrorMsg = string.Empty;
}
catch (Exception er)
{
ErrorMsg = er.Message;
//err = er.Message;
IsOK = false;
}
finally
{
helper.Dispose();
}
}
else
{
IsOK = false;
}
return(version);
}
internal MProc(DbBase dbBase)
{
_procName = string.Empty;
_conn = dbBase.conn;
SetDbBase(dbBase);
}
