本文整理汇总了C#中System.Data.Common.DbConnection.Close方法的典型用法代码示例。如果您正苦于以下问题：C# DbConnection.Close方法的具体用法？C# DbConnection.Close怎么用？C# DbConnection.Close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Common.DbConnection的用法示例。
在下文中一共展示了DbConnection.Close方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ReleaseConnection
public void ReleaseConnection(DbConnection connection)
{
if (connection != null)
{
connection.Close();
}
}示例2: RelaseConnection
//stap 2: connectie sluiten met de database
public static void RelaseConnection(DbConnection con)
{
if (con != null)
{
con.Close();
con = null;
}
}示例3: AddPO
public bool AddPO(PO po)
{
bool result = false;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand dbCommand = db.GetStoredProcCommand(Constant.SP_PO_Insert);
db.AddInParameter(dbCommand, "@sPOCode", DbType.String, po.POCode);
db.AddInParameter(dbCommand, "@mPOAmount", DbType.Currency, po.POAmount);
db.AddInParameter(dbCommand, "@mBalanceAmount", DbType.Currency, po.BalanceAmount);
db.AddInParameter(dbCommand, "@iPOCreatedUser", DbType.Int32, po.POCreatedUser);
db.AddInParameter(dbCommand, "@iSupId", DbType.Int32, po.SupId);
db.AddInParameter(dbCommand, "@dtPODate", DbType.DateTime, po.PODate);
db.AddInParameter(dbCommand, "@iRequestedBy", DbType.Int32, po.RequestedBy.Value);
db.AddInParameter(dbCommand, "@sPOComment", DbType.String, po.POComment);
db.AddOutParameter(dbCommand, "@iPOId", DbType.Int32, 4);
if (db.ExecuteNonQuery(dbCommand, transaction) > 0)
{
Int32 newPOID = (Int32)db.GetParameterValue(dbCommand, "@iPOId");
if (newPOID > 0)
{
po.POId = newPOID;
if (this.UpdatePOItems(po, db, transaction))
{
transaction.Commit();
result = true;
}
}
}
}
catch (System.Exception ex)
{
ex.Data.Add("BusinessLayerException", GetType().ToString() + Constant.Error_Seperator + "public bool AddPO(PO po)");
transaction.Rollback();
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return result;
}示例4: CloseConnection
/// <summary>
/// 关闭一个数据库连接
/// </summary>
/// <param name="dbConn">数据库连接对象</param>
public static void CloseConnection(DbConnection dbConn)
{
if (dbConn == null || dbConn.State != ConnectionState.Open)
{
return;
}
dbConn.Close();
dbConn.Dispose();
dbConn = null;
}示例5: AddPR
public bool AddPR(PurchaseReturns pr)
{
bool result = false;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand dbCommand = db.GetStoredProcCommand(Constant.SP_PR_Insert);
db.AddInParameter(dbCommand, "@iGRNId", DbType.Int64, pr.GRNId);
db.AddInParameter(dbCommand, "@iCreatedBy", DbType.Int32, pr.CreatedBy);
db.AddInParameter(dbCommand, "@mTotalReturns", DbType.Currency, pr.TotalReturns);
db.AddInParameter(dbCommand, "@sComment", DbType.String, pr.Comment);
db.AddInParameter(dbCommand, "@dReturnDate", DbType.Date, pr.ReturnDate);
db.AddOutParameter(dbCommand, "@iPRId", DbType.Int32, 4);
db.AddOutParameter(dbCommand, "@sPRCode", DbType.String, 10);
if (db.ExecuteNonQuery(dbCommand, transaction) > 0)
{
Int32 newPRID = (Int32)db.GetParameterValue(dbCommand, "@iPRId");
string prCode = (string)db.GetParameterValue(dbCommand, "@sPRCode");
if (newPRID > 0)
{
pr.PRId = newPRID;
pr.PRCode = prCode;
if (this.UpdatePRItems(pr, db, transaction))
{
transaction.Commit();
result = true;
}
}
}
}
catch (System.Exception ex)
{
ex.Data.Add("BusinessLayerException", GetType().ToString() + Constant.Error_Seperator + "public bool AddPR(PurchaseReturns pr)");
transaction.Rollback();
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return result;
}示例6: CloseConnection
/// <summary>
/// Closes the given connection if not null
/// </summary>
/// <param name="connection">the connection to be closed</param>
public static void CloseConnection(DbConnection connection)
{
if (connection == null)
{
return;
}
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}示例7: AddGetPass
public bool AddGetPass(GetPass getPass)
{
bool result = false;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand cmd = db.GetStoredProcCommand(Constant.SP_GetPass_Add);
db.AddInParameter(cmd, "@sGPCode", DbType.String, getPass.GPCode);
db.AddInParameter(cmd, "@iInvoiceId", DbType.Int32, getPass.InvoiceId);
db.AddInParameter(cmd, "@iCreatedBy", DbType.Int32, getPass.CreatedBy);
db.AddOutParameter(cmd, "@biGPId", DbType.Int64, 8);
if (db.ExecuteNonQuery(cmd, transaction) > 0)
{
Int32 newGatePassID = Convert.ToInt32(db.GetParameterValue(cmd, "@biGPId"));
if (newGatePassID > 0)
{
getPass.GPId = newGatePassID;
if (this.UpdateGetPassDetails(getPass, db, transaction))
{
transaction.Commit();
result = true;
}
}
}
}
catch (System.Exception ex)
{
transaction.Rollback();
result = false;
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return result;
}示例8: Add
public void Add(Order order)
{
owner = GetOwner();
vendor = GetVendor(order.VendorID);
using (cn = dbContext.Database.Connection)
{
try
{
cn.Open();
tran = cn.BeginTransaction();
DbCommand cmd = cn.CreateCommand();
cmd.Transaction = tran;
cmd.CommandText = @"INSERT INTO tblSO (SOCode, SODate, BranchId, CurrencyId, EmployeeId, VendorID, TermID, TaxID, SOGrossAmt, SONetAmt, StatusID, Operator, Computer, LastUpdate)
VALUES (@SOCode, @SODate, @BranchId, @CurrencyId, @EmployeeId, @VendorId, @TermId, 0, @SOGrossAmt, @SONetAmt, 0, @Operator, @Computer, @LastUpdate); SELECT IDENT_CURRENT('tblSO');";
cmd.Parameters.Add(new SqlParameter("@SOCode", order.SOCode));
cmd.Parameters.Add(new SqlParameter("@SODate", order.SODate));
cmd.Parameters.Add(new SqlParameter("@BranchId", order.BranchID));
cmd.Parameters.Add(new SqlParameter("@CurrencyId", order.CurrencyId));
cmd.Parameters.Add(new SqlParameter("@EmployeeId", owner.EmployeeId));
cmd.Parameters.Add(new SqlParameter("@VendorId", vendor.Id));
cmd.Parameters.Add(new SqlParameter("@TermId", owner.DefTerm));
cmd.Parameters.Add(new SqlParameter("@SOGrossAmt", order.SOGrossAmt));
cmd.Parameters.Add(new SqlParameter("@SONetAmt", order.SONetAmt));
cmd.Parameters.Add(new SqlParameter("@Operator", order.Username));
cmd.Parameters.Add(new SqlParameter("@Computer", System.Environment.MachineName));
cmd.Parameters.Add(new SqlParameter("@LastUpdate", DateTime.Now));
soId = Convert.ToInt32(cmd.ExecuteScalar());
foreach (OrderItem item in order.Items)
{
AddOrderItem(item);
}
tran.Commit();
}
catch (Exception ex)
{
if (tran != null)
tran.Rollback();
throw ex;
}
finally
{
cn.Close();
}
}
}示例9: Create
/// <summary>
/// Creates the cheque book and saves the cheques in tha dataset dsCheques property
/// </summary>
/// <param name="chqBook"></param>
/// <returns></returns>
public bool Create(ChequeBook chqBook)
{
bool success = true;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand dbCommand = db.GetStoredProcCommand(Constant.SP_Cheque_Insert);
db.AddInParameter(dbCommand, "@iNoOfCheques", DbType.Int32, chqBook.NoOfCheques);
db.AddInParameter(dbCommand, "@biFirstChqNo", DbType.Int64, chqBook.FirstChqNo);
db.AddInParameter(dbCommand, "@biLastChqNo", DbType.Int64, chqBook.LastChqNo);
db.AddInParameter(dbCommand, "@iCreatedBy", DbType.Int32, chqBook.CreatedBy);
db.AddInParameter(dbCommand, "@sBankName", DbType.String, chqBook.BankName);
db.AddInParameter(dbCommand, "@sBankBranch", DbType.String, chqBook.BankBranch);
db.AddOutParameter(dbCommand, "@iChqBookId", DbType.Int32, 4);
if (db.ExecuteNonQuery(dbCommand, transaction) > 0)
{
Int32 newChqBookId = Convert.ToInt32(db.GetParameterValue(dbCommand, "@iChqBookId"));
if (newChqBookId > 0)
{
chqBook.ChqBookId = newChqBookId;
if (this.UpdateCheques(chqBook, db, transaction))
{
transaction.Commit();
success = true;
}
}
}
}
catch (Exception ex)
{
success = false;
transaction.Rollback();
ex.Data.Add("BusinessLayerException", GetType().ToString() + Constant.Error_Seperator + "public bool Create(ChequeBook chqBook)");
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return success;
}示例10: CloseConnection
public void CloseConnection(DbConnection conn)
{
if (conn == null)
return;
try
{
if (conn.State != ConnectionState.Open)
conn.Close();
}
catch (Exception ex)
{
throw ex;
}
}示例11: PrepareEngine
public override void PrepareEngine(string connectionString, DbConnection connection)
{
try {
connection.Open();
}
catch {
SqlCeEngine e = new SqlCeEngine(connectionString);
e.Upgrade();
}
finally
{
connection.Close();
}
}示例12: AddItemTransfer
public bool AddItemTransfer(ItemTransfer itemTransfer)
{
bool result = false;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand dbCommand = db.GetStoredProcCommand(Constant.SP_Item_Transfer_Insert);
db.AddInParameter(dbCommand, "@iInvoiceId", DbType.Int32, DBNull.Value);
db.AddInParameter(dbCommand, "@iBranchFrom", DbType.Int32, itemTransfer.BranchFrom);
db.AddInParameter(dbCommand, "@iBranchTo", DbType.Int32, itemTransfer.BranchTo);
db.AddInParameter(dbCommand, "@iTransferQty", DbType.Int32, itemTransfer.TransferQty);
db.AddInParameter(dbCommand, "@iTransferBy", DbType.Int32, itemTransfer.TransferBy);
db.AddOutParameter(dbCommand, "@iTransferId", DbType.Int32, 4);
if (db.ExecuteNonQuery(dbCommand, transaction) > 0)
{
Int32 newTransferID = Convert.ToInt32(db.GetParameterValue(dbCommand, "@iTransferId"));
if (newTransferID > 0)
{
itemTransfer.TransferId = newTransferID;
if (this.AddItemTransferInvoice(itemTransfer, db, transaction))
{
transaction.Commit();
result = true;
}
}
}
}
catch (System.Exception ex)
{
transaction.Rollback();
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return result;
}示例13: AddGroups
public bool AddGroups(Group group)
{
bool result = false;
try
{
Database db = DatabaseFactory.CreateDatabase(Constant.Database_Connection_Name);
connection = db.CreateConnection();
connection.Open();
transaction = connection.BeginTransaction();
DbCommand dbCommand = db.GetStoredProcCommand(Constant.SP_Groups_Insert);
db.AddInParameter(dbCommand, "@sGroupCode", DbType.String, group.GroupCode);
db.AddInParameter(dbCommand, "@sGroupName", DbType.String, group.GroupName);
db.AddInParameter(dbCommand, "@sDescription", DbType.String, group.Description);
db.AddInParameter(dbCommand, "@tiItemCount", DbType.Int16, group.ItemCount);
db.AddInParameter(dbCommand, "@bIsActive", DbType.Boolean, group.IsActive);
db.AddOutParameter(dbCommand, "@tiGroupId", DbType.Int16, 4);
if (db.ExecuteNonQuery(dbCommand, transaction) > 0)
{
Int16 newGroupId = Convert.ToInt16(db.GetParameterValue(dbCommand, "@tiGroupId"));
if (newGroupId > 0)
{
group.GroupId = newGroupId;
if (this.UpdateGroupItems(group, db, transaction))
{
transaction.Commit();
result = true;
}
}
}
}
catch (System.Exception ex)
{
transaction.Rollback();
throw ex;
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
return result;
}示例14: ReleaseConnection
public virtual void ReleaseConnection(DbConnection connection)
{
CheckDisposed();
if (connection != null && connection.State == ConnectionState.Open)
{
try
{
connection.Close();
}
catch (Exception ex)
{
Log.Warn("Error closing database connection", ex);
}
}
}示例15: CloseDBConnection
private static void CloseDBConnection(DbConnection conn)
{
try
{
if (conn == null)
return;
if (conn.State != ConnectionState.Closed)
{
conn.Close();
}
}
catch (Exception ex)
{
Logger.Info("CloseDBConnection:" + ex.ToString());
}
}