/// <summary>Archives a Execution record.</summary>
/// <param name="transaction">Commits or rejects a set of commands as a unit</param>
/// <param name="RowVersion">The version number of this row.</param>
/// <param name="executionId">The value for the ExecutionId column.</param>
/// <param name="archive">true to archive the object, false to unarchive it.</param>
public static void Archive(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, long rowVersion, int executionId)
{
// Accessor for the Execution Table.
ServerMarketData.ExecutionDataTable executionTable = ServerMarketData.Execution;
// Rule #1: Make sure the record exists before updating it.
ServerMarketData.ExecutionRow executionRow = executionTable.FindByExecutionId(executionId);
if ((executionRow == null))
{
throw new Exception(string.Format("The Execution table does not have an element identified by {0}", executionId));
}
// Rule #2: Optimistic Concurrency Check
if ((executionRow.RowVersion != rowVersion))
{
throw new System.Exception("This record is busy. Please try again later.");
}
// Archive the child records.
for (int index = 0; (index < executionRow.GetNegotiationRows().Length); index = (index + 1))
{
ServerMarketData.NegotiationRow childNegotiationRow = executionRow.GetNegotiationRows()[index];
Negotiation.Archive(adoTransaction, sqlTransaction, childNegotiationRow.RowVersion, childNegotiationRow.NegotiationId);
}
// Increment the row version
rowVersion = ServerMarketData.RowVersion.Increment();
// Delete the record in the ADO database.
executionRow[executionTable.RowVersionColumn] = rowVersion;
adoTransaction.DataRows.Add(executionRow);
executionRow.Delete();
// Archive the record in the SQL database.
SqlCommand sqlCommand = new SqlCommand("update \"Execution\" set \"IsArchived\" = 1 where \"ExecutionId\"=@executionId");
sqlCommand.Connection = sqlTransaction.Connection;
sqlCommand.Transaction = sqlTransaction;
sqlCommand.Parameters.Add(new SqlParameter("@executionId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, executionId));
sqlCommand.ExecuteNonQuery();
}
/// <summary>Collects the table lock request(s) for an Update operation</summary>
/// <param name="adoTransaction">A list of locks required for this operation.</param>
public static void Archive(AdoTransaction adoTransaction)
{
// These table lock(s) are required for the 'Archive' operation.
adoTransaction.LockRequests.AddWriterLock(ServerMarketData.StatusLock);
DestinationOrder.Archive(adoTransaction);
Match.Archive(adoTransaction);
Negotiation.Archive(adoTransaction);
SourceOrder.Archive(adoTransaction);
WorkingOrder.Archive(adoTransaction);
}
/// <summary>Archives a Status record.</summary>
/// <param name="transaction">Commits or rejects a set of commands as a unit</param>
/// <param name="RowVersion">The version number of this row.</param>
/// <param name="statusCode">The value for the StatusCode column.</param>
/// <param name="archive">true to archive the object, false to unarchive it.</param>
public static void Archive(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, long rowVersion, int statusCode)
{
// Accessor for the Status Table.
ServerMarketData.StatusDataTable statusTable = ServerMarketData.Status;
// Rule #1: Make sure the record exists before updating it.
ServerMarketData.StatusRow statusRow = statusTable.FindByStatusCode(statusCode);
if ((statusRow == null))
{
throw new Exception(string.Format("The Status table does not have an element identified by {0}", statusCode));
}
// Rule #2: Optimistic Concurrency Check
if ((statusRow.RowVersion != rowVersion))
{
throw new System.Exception("This record is busy. Please try again later.");
}
// Archive the child records.
for (int index = 0; (index < statusRow.GetDestinationOrderRows().Length); index = (index + 1))
{
ServerMarketData.DestinationOrderRow childDestinationOrderRow = statusRow.GetDestinationOrderRows()[index];
DestinationOrder.Archive(adoTransaction, sqlTransaction, childDestinationOrderRow.RowVersion, childDestinationOrderRow.DestinationOrderId);
}
for (int index = 0; (index < statusRow.GetMatchRows().Length); index = (index + 1))
{
ServerMarketData.MatchRow childMatchRow = statusRow.GetMatchRows()[index];
Match.Archive(adoTransaction, sqlTransaction, childMatchRow.RowVersion, childMatchRow.MatchId);
}
for (int index = 0; (index < statusRow.GetNegotiationRows().Length); index = (index + 1))
{
ServerMarketData.NegotiationRow childNegotiationRow = statusRow.GetNegotiationRows()[index];
Negotiation.Archive(adoTransaction, sqlTransaction, childNegotiationRow.RowVersion, childNegotiationRow.NegotiationId);
}
for (int index = 0; (index < statusRow.GetSourceOrderRows().Length); index = (index + 1))
{
ServerMarketData.SourceOrderRow childSourceOrderRow = statusRow.GetSourceOrderRows()[index];
SourceOrder.Archive(adoTransaction, sqlTransaction, childSourceOrderRow.RowVersion, childSourceOrderRow.SourceOrderId);
}
for (int index = 0; (index < statusRow.GetWorkingOrderRows().Length); index = (index + 1))
{
ServerMarketData.WorkingOrderRow childWorkingOrderRow = statusRow.GetWorkingOrderRows()[index];
WorkingOrder.Archive(adoTransaction, sqlTransaction, childWorkingOrderRow.RowVersion, childWorkingOrderRow.WorkingOrderId);
}
// Increment the row version
rowVersion = ServerMarketData.RowVersion.Increment();
// Delete the record in the ADO database.
statusRow[statusTable.RowVersionColumn] = rowVersion;
adoTransaction.DataRows.Add(statusRow);
statusRow.Delete();
// Archive the record in the SQL database.
SqlCommand sqlCommand = new SqlCommand("update \"Status\" set \"IsArchived\" = 1 where \"StatusCode\"=@statusCode");
sqlCommand.Connection = sqlTransaction.Connection;
sqlCommand.Transaction = sqlTransaction;
sqlCommand.Parameters.Add(new SqlParameter("@statusCode", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, statusCode));
sqlCommand.ExecuteNonQuery();
}
/// <summary>Inserts a Negotiation record using Metadata Parameters.</summary>
/// <param name="parameters">Contains the metadata parameters.</param>
public static void Archive(ParameterList parameters)
{
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
long rowVersion = parameters["rowVersion"];
int negotiationId = parameters["negotiationId"];
// Call the internal method to complete the operation.
Negotiation.Archive(adoTransaction, sqlTransaction, rowVersion, negotiationId);
}
/// <summary>Inserts a Negotiation record using Metadata Parameters.</summary>
/// <param name="parameters">Contains the metadata parameters.</param>
public static void Update(ParameterList parameters)
{
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
long rowVersion = parameters["rowVersion"];
object executionId = parameters["executionId"].Value;
object matchId = parameters["matchId"].Value;
int negotiationId = parameters["negotiationId"];
object quantity = parameters["quantity"].Value;
object statusCode = parameters["statusCode"].Value;
// Call the internal method to complete the operation.
Negotiation.Update(adoTransaction, sqlTransaction, ref rowVersion, executionId, matchId, negotiationId, quantity, statusCode);
// Return values.
parameters["rowVersion"] = rowVersion;
}
/// <summary>Inserts a Negotiation record using Metadata Parameters.</summary>
/// <param name="parameters">Contains the metadata parameters.</param>
public static void Insert(ParameterList parameters)
{
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
object executionId = parameters["executionId"].Value;
int matchId = parameters["matchId"];
decimal quantity = parameters["quantity"];
int statusCode = parameters["statusCode"];
// The rowVersion is passed back to the caller in the event it's needed for additional commands in the batch.
long rowVersion = long.MinValue;
// Call the internal method to complete the operation.
int negotiationId = Negotiation.Insert(adoTransaction, sqlTransaction, ref rowVersion, executionId, matchId, quantity, statusCode);
// Return values.
parameters["rowVersion"] = rowVersion;
parameters.Return = negotiationId;
}
/// <summary>Collects the table lock request(s) for an Update operation</summary>
/// <param name="adoTransaction">A list of locks required for this operation.</param>
public static void Archive(AdoTransaction adoTransaction)
{
// These table lock(s) are required for the 'Archive' operation.
adoTransaction.LockRequests.AddWriterLock(ServerMarketData.ExecutionLock);
Negotiation.Archive(adoTransaction);
}
