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tk
2024-11-13 18:18:28 +08:00
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Providers/FreeSql.Provider.Odbc/Default/OdbcAdo/OdbcAdo.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.CommonProvider;
using FreeSql.Internal.Model;
using FreeSql.Internal.ObjectPool;
using FreeSql.Odbc.Dameng;
using System;
using System.Collections;
using System.Data.Common;
using System.Data.Odbc;
using System.Linq;
using System.Text;
using System.Threading;
namespace FreeSql.Odbc.Default
{
class OdbcAdo : FreeSql.Internal.CommonProvider.AdoProvider
{
public OdbcAdo() : base(DataType.Odbc, null, null) { }
public OdbcAdo(CommonUtils util, string masterConnectionString, string[] slaveConnectionStrings, Func<DbConnection> connectionFactory) : base(DataType.Odbc, masterConnectionString, slaveConnectionStrings)
{
base._util = util;
if (connectionFactory != null)
{
var pool = new FreeSql.Internal.CommonProvider.DbConnectionPool(DataType.Odbc, connectionFactory);
ConnectionString = pool.TestConnection?.ConnectionString;
MasterPool = pool;
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 OdbcConnection(masterConnectionString)) as IObjectPool<DbConnection> :
new OdbcConnectionPool(CoreStrings.S_MasterDatabase, masterConnectionString, null, null);
slaveConnectionStrings?.ToList().ForEach(slaveConnectionString =>
{
var slavePool = isAdoPool ?
new DbConnectionStringPool(base.DataType, $"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", () => new OdbcConnection(slaveConnectionString)) as IObjectPool<DbConnection> :
new OdbcConnectionPool($"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
SlavePools.Add(slavePool);
});
}
OdbcAdapter Adapter => (_util == null ? FreeSqlOdbcGlobalExtensions.DefaultOdbcAdapter : _util._orm.GetOdbcAdapter());
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)
return Adapter.UnicodeStringRawSql(param, mapColumn);
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)
return AddslashesTypeHandler(typeof(DateTime), param) ?? Adapter.DateTimeRawSql(param);
else if (param is DateTime?)
return AddslashesTypeHandler(typeof(DateTime?), param) ?? Adapter.DateTimeRawSql(param);
else if (param is TimeSpan || param is TimeSpan?)
return Adapter.TimeSpanRawSql(param);
else if (param is byte[])
return Adapter.ByteRawSql(param as byte[]);
else if (param is IEnumerable)
return AddslashesIEnumerable(param, mapType, mapColumn);
return string.Concat("'", param.ToString().Replace("'", "''"), "'");
}
public override DbCommand CreateCommand()
{
return new OdbcCommand();
}
public override void ReturnConnection(IObjectPool<DbConnection> pool, Object<DbConnection> conn, Exception ex)
{
var rawPool = pool as OdbcConnectionPool;
if (rawPool != null) rawPool.Return(conn, ex);
else pool.Return(conn);
}
public override DbParameter[] GetDbParamtersByObject(string sql, object obj) => _util.GetDbParamtersByObject(sql, obj);
}
}