tk/FreeSql
1
0
Fork 0
mirror of https://github.com/nsnail/FreeSql.git synced 2025-12-14 23:15:47 +08:00
Code Issues Packages Projects Releases Wiki Activity

initial commit

Browse Source
This commit is contained in:
tk
2024-11-13 18:18:28 +08:00
commit 013f35e296
1500 changed files with 443723 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

132
Providers/FreeSql.Provider.SqlServer/SqlServerAdo/SqlServerAdo.cs Normal file
View File

@@ -0,0 +1,132 @@
using FreeSql.Internal;
using FreeSql.Internal.Model;
using FreeSql.Internal.ObjectPool;
using System;
using System.Collections;
using System.Data.Common;
#if microsoft
using Microsoft.Data.SqlClient;
#else
using System.Data.SqlClient;
#endif
using System.Linq;
using System.Threading;
using FreeSql.Internal.CommonProvider;
namespace FreeSql.SqlServer
{
class SqlServerAdo : FreeSql.Internal.CommonProvider.AdoProvider
{
public SqlServerAdo() : base(DataType.SqlServer, null, null) { }
public SqlServerAdo(CommonUtils util, string masterConnectionString, string[] slaveConnectionStrings, Func<DbConnection> connectionFactory) : base(DataType.SqlServer, masterConnectionString, slaveConnectionStrings)
{
base._util = util;
if (connectionFactory != null)
{
var pool = new FreeSql.Internal.CommonProvider.DbConnectionPool(DataType.SqlServer, connectionFactory);
ConnectionString = pool.TestConnection?.ConnectionString;
MasterPool = pool;
_CreateCommandConnection = pool.TestConnection;
return;
}
var isAdoPool = masterConnectionString?.StartsWith("AdoConnectionPool,") ?? false;
if (isAdoPool) masterConnectionString = masterConnectionString.Substring("AdoConnectionPool,".Length);
if (!string.IsNullOrEmpty(masterConnectionString))
MasterPool = isAdoPool ?
new DbConnectionStringPool(base.DataType, CoreStrings.S_MasterDatabase, () => new SqlConnection(masterConnectionString)) as IObjectPool<DbConnection> :
new SqlServerConnectionPool(CoreStrings.S_MasterDatabase, masterConnectionString, null, null);
slaveConnectionStrings?.ToList().ForEach(slaveConnectionString =>
{
var slavePool = isAdoPool ?
new DbConnectionStringPool(base.DataType, $"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", () => new SqlConnection(slaveConnectionString)) as IObjectPool<DbConnection> :
new SqlServerConnectionPool($"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
SlavePools.Add(slavePool);
});
}
static DateTime dt1970 = new DateTime(1970, 1, 1);
static string[] ncharDbTypes = new[] { "NVARCHAR", "NCHAR", "NTEXT" };
public override object AddslashesProcessParam(object param, Type mapType, ColumnInfo mapColumn)
{
if (param == null) return "NULL";
if (mapType != null && mapType != param.GetType() && (param is IEnumerable == false))
param = Utils.GetDataReaderValue(mapType, param);
if (param is bool || param is bool?)
return (bool)param ? 1 : 0;
else if (param is string)
{
if (mapColumn != null && mapColumn.CsType.NullableTypeOrThis() == typeof(string) && !string.IsNullOrWhiteSpace(mapColumn.Attribute.DbType) && ncharDbTypes.Any(a => mapColumn.Attribute.DbType.Contains(a)) == false)
return string.Concat("'", param.ToString().Replace("'", "''"), "'");
return string.Concat("N'", param.ToString().Replace("'", "''"), "'");
}
else if (param is char)
return string.Concat("'", param.ToString().Replace("'", "''").Replace('\0', ' '), "'");
else if (param is Enum)
return AddslashesTypeHandler(param.GetType(), param) ?? ((Enum)param).ToInt64();
else if (decimal.TryParse(string.Concat(param), out var trydec))
return param;
else if (param is DateTime)
{
var result = AddslashesTypeHandler(typeof(DateTime), param);
if (result != null) return result;
if (param.Equals(DateTime.MinValue) == true) param = new DateTime(1970, 1, 1);
return string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.fff"), "'");
}
else if (param is DateTime?)
{
var result = AddslashesTypeHandler(typeof(DateTime?), param);
if (result != null) return result;
if (param.Equals(DateTime.MinValue) == true) param = new DateTime(1970, 1, 1);
return string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.fff"), "'");
}
else if (param is DateTimeOffset || param is DateTimeOffset?)
{
if (param.Equals(DateTimeOffset.MinValue) == true) param = new DateTimeOffset(new DateTime(1970, 1, 1), TimeSpan.Zero);
return string.Concat("'", ((DateTimeOffset)param).ToString("yyyy-MM-dd HH:mm:ss.fff zzzz"), "'");
}
#if net60
else if (param is DateOnly || param is DateOnly?)
{
if (param.Equals(DateOnly.MinValue) == true) param = new DateOnly(1970, 1, 1);
return string.Concat("'", ((DateOnly)param).ToString("yyyy-MM-dd"), "'");
}
else if (param is TimeOnly || param is TimeOnly?)
return ((TimeOnly)param).ToTimeSpan().TotalSeconds;
#endif
else if (param is TimeSpan || param is TimeSpan?)
return ((TimeSpan)param).TotalSeconds;
else if (param is byte[])
return $"0x{CommonUtils.BytesSqlRaw(param as byte[])}";
else if (param is IEnumerable)
return AddslashesIEnumerable(param, mapType, mapColumn);
return string.Concat("'", param.ToString().Replace("'", "''"), "'");
}
DbConnection _CreateCommandConnection;
public override DbCommand CreateCommand()
{
if (_CreateCommandConnection != null)
{
var cmd = _CreateCommandConnection.CreateCommand();
cmd.Connection = null;
return cmd;
}
return new SqlCommand();
}
public override void ReturnConnection(IObjectPool<DbConnection> pool, Object<DbConnection> conn, Exception ex)
{
var rawPool = pool as SqlServerConnectionPool;
if (rawPool != null) rawPool.Return(conn, ex);
else pool.Return(conn);
}
public override DbParameter[] GetDbParamtersByObject(string sql, object obj) => _util.GetDbParamtersByObject(sql, obj);
}
}