/// <summary>Updates a BlotterMap record using Metadata Parameters.</summary>
/// <param name="transaction">Contains the parameters and exceptions for this command.</param>
public static void Update(ParameterList parameters)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
object configurationId = parameters["configurationId"].Value;
string externalBlotterMapId = ((string)(parameters["blotterMapId"]));
object externalSecurityId = parameters["securityId"].Value;
object externalBlotterId = parameters["blotterId"].Value;
object minimumQuantity = parameters["minimumQuantity"].Value;
object maximumQuantity = parameters["maximumQuantity"].Value;
// The row versioning is largely disabled for external operations.
long rowVersion = long.MinValue;
// Resolve External Identifiers
int blotterMapId = BlotterMap.FindRequiredKey(configurationId, "blotterMapId", externalBlotterMapId);
object securityId = Security.FindOptionalKey(configurationId, "securityId", externalSecurityId);
object blotterId = Blotter.FindOptionalKey(configurationId, "blotterId", externalBlotterId);
// While the optimistic concurrency checking is disabled for the external methods, the internal methods
// still need to perform the check. This ncurrency checking logic by finding the current row version to be
// will bypass the coused when the internal method is called.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.FindByBlotterMapId(blotterMapId);
rowVersion = ((long)(blotterMapRow[blotterMapTable.RowVersionColumn]));
// Call the internal method to complete the operation.
MarkThree.Quasar.Core.BlotterMap.Update(adoTransaction, sqlTransaction, ref rowVersion, blotterMapId, securityId, blotterId, minimumQuantity, maximumQuantity, null, null);
// Return values.
parameters["rowVersion"] = rowVersion;
}
/// <summary>Archives a BlotterMap 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="blotterMapId">The value for the BlotterMapId 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 blotterMapId)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Rule #1: Make sure the record exists before updating it.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.FindByBlotterMapId(blotterMapId);
if ((blotterMapRow == null))
{
throw new Exception(string.Format("The BlotterMap table does not have an element identified by {0}", blotterMapId));
}
// Rule #2: Optimistic Concurrency Check
if ((blotterMapRow.RowVersion != rowVersion))
{
throw new System.Exception("This record is busy. Please try again later.");
}
// Archive the child records.
// Increment the row version
rowVersion = ServerDataModel.RowVersion.Increment();
// Delete the record in the ADO database.
blotterMapRow[blotterMapTable.RowVersionColumn] = rowVersion;
adoTransaction.DataRows.Add(blotterMapRow);
blotterMapRow.Delete();
// Archive the record in the SQL database.
SqlCommand sqlCommand = new SqlCommand("update \"BlotterMap\" set \"IsArchived\" = 1 where \"BlotterMapId\"=@blotterMapId");
sqlCommand.Connection = sqlTransaction.Connection;
sqlCommand.Transaction = sqlTransaction;
sqlCommand.Parameters.Add(new SqlParameter("@blotterMapId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, blotterMapId));
sqlCommand.ExecuteNonQuery();
}
/// <summary>Inserts a BlotterMap record.</summary>
/// <param name="transaction">Commits or rejects a set of commands as a unit</param>
/// <param name="securityId">The value for the SecurityId column.</param>
/// <param name="blotterId">The value for the BlotterId column.</param>
/// <param name="minimumQuantity">The value for the MinimumQuantity column.</param>
/// <param name="maximumQuantity">The value for the MaximumQuantity column.</param>
/// <param name="externalId0">The value for the ExternalId0 column.</param>
/// <param name="externalId1">The value for the ExternalId1 column.</param>
public static int Insert(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int securityId, int blotterId, object minimumQuantity, object maximumQuantity, object externalId0, object externalId1)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Apply Defaults
if ((minimumQuantity == null))
{
minimumQuantity = 0.0m;
}
if ((maximumQuantity == null))
{
maximumQuantity = System.DBNull.Value;
}
if ((externalId0 == null))
{
externalId0 = System.DBNull.Value;
}
if ((externalId1 == null))
{
externalId1 = System.DBNull.Value;
}
// Increment the row version
rowVersion = ServerDataModel.RowVersion.Increment();
// Insert the record into the ADO database.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.NewBlotterMapRow();
blotterMapRow[blotterMapTable.RowVersionColumn] = rowVersion;
blotterMapRow[blotterMapTable.SecurityIdColumn] = securityId;
blotterMapRow[blotterMapTable.BlotterIdColumn] = blotterId;
blotterMapRow[blotterMapTable.MinimumQuantityColumn] = minimumQuantity;
blotterMapRow[blotterMapTable.MaximumQuantityColumn] = maximumQuantity;
blotterMapRow[blotterMapTable.ExternalId0Column] = externalId0;
blotterMapRow[blotterMapTable.ExternalId1Column] = externalId1;
blotterMapTable.AddBlotterMapRow(blotterMapRow);
adoTransaction.DataRows.Add(blotterMapRow);
// Insert the record into the SQL database.
SqlCommand sqlCommand = new SqlCommand(@"insert ""BlotterMap"" (""rowVersion"",""BlotterMapId"",""SecurityId"",""BlotterId"",""MinimumQuantity"",""MaximumQuantity"",""ExternalId0"",""ExternalId1"") values (@rowVersion,@blotterMapId,@securityId,@blotterId,@minimumQuantity,@maximumQuantity,@externalId0,@externalId1)");
sqlCommand.Connection = sqlTransaction.Connection;
sqlCommand.Transaction = sqlTransaction;
sqlCommand.Parameters.Add(new SqlParameter("@rowVersion", SqlDbType.BigInt, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, rowVersion));
sqlCommand.Parameters.Add(new SqlParameter("@blotterMapId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, blotterMapRow[blotterMapTable.BlotterMapIdColumn]));
sqlCommand.Parameters.Add(new SqlParameter("@securityId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, securityId));
sqlCommand.Parameters.Add(new SqlParameter("@blotterId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, blotterId));
sqlCommand.Parameters.Add(new SqlParameter("@minimumQuantity", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, minimumQuantity));
sqlCommand.Parameters.Add(new SqlParameter("@maximumQuantity", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, maximumQuantity));
sqlCommand.Parameters.Add(new SqlParameter("@externalId0", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId0));
sqlCommand.Parameters.Add(new SqlParameter("@externalId1", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId1));
sqlCommand.ExecuteNonQuery();
// Return Statements
return(blotterMapRow.BlotterMapId);
}
/// <summary>Initializes the static elements of an Object.</summary>
static BlotterMap()
{
// The table must be locked before the indices can be read into an accelerator array.
ServerDataModel.BlotterMapLock.AcquireReaderLock(System.Threading.Timeout.Infinite);
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// This does an indirect lookup operation using the views created for the ExternalId columns. Take the index of the user
// identifier column calcualted above and use it to find a record containing the external identifier.
BlotterMap.externalKeyArray = new DataView[] {
blotterMapTable.UKBlotterMapExternalId0,
blotterMapTable.UKBlotterMapExternalId1};
// The table must be released after the array is constructed.
ServerDataModel.BlotterMapLock.ReleaseReaderLock();
}
/// <summary>Loads a BlotterMap record using Metadata Parameters.</summary>
/// <param name="transaction">Contains the parameters and exceptions for this command.</param>
public static void Load(ParameterList parameters)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
object configurationId = parameters["configurationId"].Value;
object externalBlotterMapId = parameters["blotterMapId"].Value;
string externalSecurityId = parameters["securityId"];
string externalBlotterId = parameters["blotterId"];
object minimumQuantity = parameters["minimumQuantity"].Value;
object maximumQuantity = parameters["maximumQuantity"].Value;
object externalId0 = parameters["externalId0"].Value;
object externalId1 = parameters["externalId1"].Value;
// The row versioning is largely disabled for external operations. The value is returned to the caller in the
// event it's needed for operations within the batch.
long rowVersion = long.MinValue;
// Resolve External Identifiers
int blotterMapId = BlotterMap.FindKey(configurationId, "blotterMapId", externalBlotterMapId);
int securityId = Security.FindRequiredKey(configurationId, "securityId", externalSecurityId);
int blotterId = Blotter.FindRequiredKey(configurationId, "blotterId", externalBlotterId);
// The load operation will create a record if it doesn't exist, or update an existing record. The external
// identifier is used to determine if a record exists with the same key.
if ((blotterMapId == int.MinValue))
{
// Populate the 'externalId' varaibles so that the external identifier can be used to find the row when an
// external method is called with the same 'configurationId' parameter.
int externalKeyIndex = BlotterMap.GetExternalKeyIndex(configurationId, "blotterMapId");
object[] externalIdArray = new object[2];
externalIdArray[externalKeyIndex] = externalBlotterMapId;
externalId0 = externalIdArray[0];
externalId1 = externalIdArray[1];
// Call the internal method to complete the operation.
MarkThree.Quasar.Core.BlotterMap.Insert(adoTransaction, sqlTransaction, ref rowVersion, securityId, blotterId, minimumQuantity, maximumQuantity, externalId0, externalId1);
}
else
{
// While the optimistic concurrency checking is disabled for the external methods, the internal methods
// still need to perform the check. This ncurrency checking logic by finding the current row version to be
// will bypass the coused when the internal method is called.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.FindByBlotterMapId(blotterMapId);
rowVersion = ((long)(blotterMapRow[blotterMapTable.RowVersionColumn]));
// Call the internal method to complete the operation.
MarkThree.Quasar.Core.BlotterMap.Update(adoTransaction, sqlTransaction, ref rowVersion, blotterMapId, securityId, blotterId, minimumQuantity, maximumQuantity, externalId0, externalId1);
}
// Return values.
parameters["rowVersion"] = rowVersion;
}
/// <summary>Finds a a BlotterMap record using a configuration and an external identifier.</summary>
/// <param name="configurationId">Specified which mappings (user id columns) to use when looking up external identifiers.</param>
/// <param name="parameterId">The name of the parameter as specified in the configuration table.</param>
/// <param name="externalId">The external (user supplied) identifier for the record.</param>
public static int FindKey(object configurationId, string parameterId, object externalId)
{
// A missing key will never match a column.
if ((externalId == null))
{
return int.MinValue;
}
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Look for the record using the external identifier. The configuration selected the key to use, which effectively
// selected the external id column to use for the search. If a record is found in the view, a translation still needs
// to be made back to the original table before an index to the record can be returned to the caller.
int externalKeyIndex = BlotterMap.GetExternalKeyIndex(configurationId, parameterId);
System.Data.DataView externalKeyView = BlotterMap.externalKeyArray[externalKeyIndex];
int recordIndex = externalKeyView.Find(new object[] {
externalId});
if ((recordIndex == -1))
{
return int.MinValue;
}
return ((int)(externalKeyView[recordIndex].Row[blotterMapTable.BlotterMapIdColumn]));
}
/// <summary>Archives a BlotterMap record using Metadata Parameters.</summary>
/// <param name="transaction">Contains the parameters and exceptions for this command.</param>
public static void Archive(ParameterList parameters)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Extract the parameters from the command batch.
AdoTransaction adoTransaction = parameters["adoTransaction"];
SqlTransaction sqlTransaction = parameters["sqlTransaction"];
object configurationId = parameters["configurationId"].Value;
string externalBlotterMapId = parameters["blotterMapId"];
// The row versioning is largely disabled for external operations.
long rowVersion = long.MinValue;
// Find the internal identifier using the primar key elements.
// identifier is used to determine if a record exists with the same key.
int blotterMapId = BlotterMap.FindRequiredKey(configurationId, "blotterMapId", externalBlotterMapId);
// While the optimistic concurrency checking is disabled for the external methods, the internal methods
// still need to perform the check. This ncurrency checking logic by finding the current row version to be
// will bypass the coused when the internal method is called.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.FindByBlotterMapId(blotterMapId);
rowVersion = ((long)(blotterMapRow[blotterMapTable.RowVersionColumn]));
// Call the internal method to complete the operation.
MarkThree.Quasar.Core.BlotterMap.Archive(adoTransaction, sqlTransaction, rowVersion, blotterMapId);
}
/// <summary>Updates a BlotterMap record.</summary>
/// <param name="transaction">Commits or rejects a set of commands as a unit</param>
/// <param name="rowVersion">The version number of the row</param>
/// <param name="blotterMapId">The value for the BlotterMapId column.</param>
/// <param name="securityId">The value for the SecurityId column.</param>
/// <param name="blotterId">The value for the BlotterId column.</param>
/// <param name="minimumQuantity">The value for the MinimumQuantity column.</param>
/// <param name="maximumQuantity">The value for the MaximumQuantity column.</param>
/// <param name="externalId0">The value for the ExternalId0 column.</param>
/// <param name="externalId1">The value for the ExternalId1 column.</param>
public static void Update(AdoTransaction adoTransaction, SqlTransaction sqlTransaction, ref long rowVersion, int blotterMapId, object securityId, object blotterId, object minimumQuantity, object maximumQuantity, object externalId0, object externalId1)
{
// Accessor for the BlotterMap Table.
ServerDataModel.BlotterMapDataTable blotterMapTable = ServerDataModel.BlotterMap;
// Rule #1: Make sure the record exists before updating it.
ServerDataModel.BlotterMapRow blotterMapRow = blotterMapTable.FindByBlotterMapId(blotterMapId);
if ((blotterMapRow == null))
{
throw new Exception(string.Format("The BlotterMap table does not have an element identified by {0}", blotterMapId));
}
// Rule #2: Optimistic Concurrency Check
if ((blotterMapRow.RowVersion != rowVersion))
{
throw new System.Exception("This record is busy. Please try again later.");
}
// Apply Defaults
if ((securityId == null))
{
securityId = blotterMapRow[blotterMapTable.SecurityIdColumn];
}
if ((blotterId == null))
{
blotterId = blotterMapRow[blotterMapTable.BlotterIdColumn];
}
if ((minimumQuantity == null))
{
minimumQuantity = blotterMapRow[blotterMapTable.MinimumQuantityColumn];
}
if ((maximumQuantity == null))
{
maximumQuantity = blotterMapRow[blotterMapTable.MaximumQuantityColumn];
}
if ((externalId0 == null))
{
externalId0 = blotterMapRow[blotterMapTable.ExternalId0Column];
}
if ((externalId1 == null))
{
externalId1 = blotterMapRow[blotterMapTable.ExternalId1Column];
}
// Increment the row version
rowVersion = ServerDataModel.RowVersion.Increment();
// Update the record in the ADO database.
blotterMapRow[blotterMapTable.RowVersionColumn] = rowVersion;
blotterMapRow[blotterMapTable.SecurityIdColumn] = securityId;
blotterMapRow[blotterMapTable.BlotterIdColumn] = blotterId;
blotterMapRow[blotterMapTable.MinimumQuantityColumn] = minimumQuantity;
blotterMapRow[blotterMapTable.MaximumQuantityColumn] = maximumQuantity;
blotterMapRow[blotterMapTable.ExternalId0Column] = externalId0;
blotterMapRow[blotterMapTable.ExternalId1Column] = externalId1;
adoTransaction.DataRows.Add(blotterMapRow);
// Update the record in the SQL database.
SqlCommand sqlCommand = new SqlCommand("update \"BlotterMap\" set \"RowVersion\"=@rowVersion,\"SecurityId\"=@securityId,\"Blotte" +
"rId\"=@blotterId,\"MinimumQuantity\"=@minimumQuantity,\"MaximumQuantity\"=@maximumQua" +
"ntity,\"ExternalId0\"=@externalId0,\"ExternalId1\"=@externalId1 where \"BlotterMapId\"" +
"=@blotterMapId");
sqlCommand.Connection = sqlTransaction.Connection;
sqlCommand.Transaction = sqlTransaction;
sqlCommand.Parameters.Add(new SqlParameter("@rowVersion", SqlDbType.BigInt, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, rowVersion));
sqlCommand.Parameters.Add(new SqlParameter("@blotterMapId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, blotterMapId));
sqlCommand.Parameters.Add(new SqlParameter("@securityId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, securityId));
sqlCommand.Parameters.Add(new SqlParameter("@blotterId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, blotterId));
sqlCommand.Parameters.Add(new SqlParameter("@minimumQuantity", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, minimumQuantity));
sqlCommand.Parameters.Add(new SqlParameter("@maximumQuantity", SqlDbType.Decimal, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, maximumQuantity));
sqlCommand.Parameters.Add(new SqlParameter("@externalId0", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId0));
sqlCommand.Parameters.Add(new SqlParameter("@externalId1", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, externalId1));
// Update the record in the SQL database.
sqlCommand.ExecuteNonQuery();
}
