Ejemplo n.º 1
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 /// <summary>Updates a Province 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 Province Table.
     ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
     // Extract the parameters from the command batch.
     AdoTransaction adoTransaction = parameters["adoTransaction"];
     SqlTransaction sqlTransaction = parameters["sqlTransaction"];
     object configurationId = parameters["configurationId"].Value;
     string externalProvinceId = ((string)(parameters["provinceId"]));
     object externalCountryId = parameters["countryId"].Value;
     object name = parameters["name"].Value;
     object abbreviation = parameters["abbreviation"].Value;
     // The row versioning is largely disabled for external operations.
     long rowVersion = long.MinValue;
     // Resolve External Identifiers
     int provinceId = Province.FindRequiredKey(configurationId, "provinceId", externalProvinceId);
     object countryId = Country.FindOptionalKey(configurationId, "countryId", externalCountryId);
     // 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.ProvinceRow provinceRow = provinceTable.FindByProvinceId(provinceId);
     rowVersion = ((long)(provinceRow[provinceTable.RowVersionColumn]));
     // Call the internal method to complete the operation.
     MarkThree.Quasar.Core.Province.Update(adoTransaction, sqlTransaction, ref rowVersion, provinceId, countryId, name, abbreviation, null, null);
     // Return values.
     parameters["rowVersion"] = rowVersion;
 }
Ejemplo n.º 2
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        /// <summary>Archives a Province 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="provinceId">The value for the ProvinceId 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 provinceId)
        {
            // Accessor for the Province Table.
            ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
            // Rule #1: Make sure the record exists before updating it.
            ServerDataModel.ProvinceRow provinceRow = provinceTable.FindByProvinceId(provinceId);
            if ((provinceRow == null))
            {
                throw new Exception(string.Format("The Province table does not have an element identified by {0}", provinceId));
            }
            // Rule #2: Optimistic Concurrency Check
            if ((provinceRow.RowVersion != rowVersion))
            {
                throw new System.Exception("This record is busy.  Please try again later.");
            }
            // Archive the child records.
            for (int index = 0; (index < provinceRow.GetAccountRows().Length); index = (index + 1))
            {
                ServerDataModel.AccountRow childAccountRow = provinceRow.GetAccountRows()[index];
                Account.ArchiveChildren(adoTransaction, sqlTransaction, childAccountRow.RowVersion, childAccountRow.AccountId);
            }
            // Increment the row version
            rowVersion = ServerDataModel.RowVersion.Increment();
            // Delete the record in the ADO database.
            provinceRow[provinceTable.RowVersionColumn] = rowVersion;
            adoTransaction.DataRows.Add(provinceRow);
            provinceRow.Delete();
            // Archive the record in the SQL database.
            SqlCommand sqlCommand = new SqlCommand("update \"Province\" set \"IsArchived\" = 1 where \"ProvinceId\"=@provinceId");

            sqlCommand.Connection  = sqlTransaction.Connection;
            sqlCommand.Transaction = sqlTransaction;
            sqlCommand.Parameters.Add(new SqlParameter("@provinceId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, provinceId));
            sqlCommand.ExecuteNonQuery();
        }
Ejemplo n.º 3
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 /// <summary>Initializes the static elements of an Object.</summary>
 static Province()
 {
     // The table must be locked before the indices can be read into an accelerator array.
     ServerDataModel.ProvinceLock.AcquireReaderLock(System.Threading.Timeout.Infinite);
     // Accessor for the Province Table.
     ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
     // 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.
     Province.externalKeyArray = new DataView[] {
             provinceTable.UKProvinceExternalId0,
             provinceTable.UKProvinceExternalId1};
     // The table must be released after the array is constructed.
     ServerDataModel.ProvinceLock.ReleaseReaderLock();
 }
Ejemplo n.º 4
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 /// <summary>Loads a Province 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 Province Table.
     ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
     // Extract the parameters from the command batch.
     AdoTransaction adoTransaction = parameters["adoTransaction"];
     SqlTransaction sqlTransaction = parameters["sqlTransaction"];
     object configurationId = parameters["configurationId"].Value;
     object externalProvinceId = parameters["provinceId"].Value;
     string externalCountryId = parameters["countryId"];
     string name = parameters["name"];
     string abbreviation = parameters["abbreviation"];
     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 provinceId = Province.FindKey(configurationId, "provinceId", externalProvinceId);
     int countryId = Country.FindRequiredKey(configurationId, "countryId", externalCountryId);
     // 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 ((provinceId == 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 = Province.GetExternalKeyIndex(configurationId, "provinceId");
         object[] externalIdArray = new object[2];
         externalIdArray[externalKeyIndex] = externalProvinceId;
         externalId0 = externalIdArray[0];
         externalId1 = externalIdArray[1];
         // Call the internal method to complete the operation.
         MarkThree.Quasar.Core.Province.Insert(adoTransaction, sqlTransaction, ref rowVersion, countryId, name, abbreviation, 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.ProvinceRow provinceRow = provinceTable.FindByProvinceId(provinceId);
         rowVersion = ((long)(provinceRow[provinceTable.RowVersionColumn]));
         // Call the internal method to complete the operation.
         MarkThree.Quasar.Core.Province.Update(adoTransaction, sqlTransaction, ref rowVersion, provinceId, countryId, name, abbreviation, externalId0, externalId1);
     }
     // Return values.
     parameters["rowVersion"] = rowVersion;
 }
Ejemplo n.º 5
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        /// <summary>Inserts a Province record.</summary>
        /// <param name="transaction">Commits or rejects a set of commands as a unit</param>
        /// <param name="countryId">The value for the CountryId column.</param>
        /// <param name="name">The value for the Name column.</param>
        /// <param name="abbreviation">The value for the Abbreviation 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 countryId, string name, string abbreviation, object externalId0, object externalId1)
        {
            // Accessor for the Province Table.
            ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
            // Apply Defaults
            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.ProvinceRow provinceRow = provinceTable.NewProvinceRow();
            provinceRow[provinceTable.RowVersionColumn]   = rowVersion;
            provinceRow[provinceTable.CountryIdColumn]    = countryId;
            provinceRow[provinceTable.NameColumn]         = name;
            provinceRow[provinceTable.AbbreviationColumn] = abbreviation;
            provinceRow[provinceTable.ExternalId0Column]  = externalId0;
            provinceRow[provinceTable.ExternalId1Column]  = externalId1;
            provinceTable.AddProvinceRow(provinceRow);
            adoTransaction.DataRows.Add(provinceRow);
            // Insert the record into the SQL database.
            SqlCommand sqlCommand = new SqlCommand("insert \"Province\" (\"rowVersion\",\"ProvinceId\",\"CountryId\",\"Name\",\"Abbreviation\",\"E" +
                                                   "xternalId0\",\"ExternalId1\") values (@rowVersion,@provinceId,@countryId,@name,@abb" +
                                                   "reviation,@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("@provinceId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, provinceRow[provinceTable.ProvinceIdColumn]));
            sqlCommand.Parameters.Add(new SqlParameter("@countryId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, countryId));
            sqlCommand.Parameters.Add(new SqlParameter("@name", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, name));
            sqlCommand.Parameters.Add(new SqlParameter("@abbreviation", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, abbreviation));
            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(provinceRow.ProvinceId);
        }
Ejemplo n.º 6
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 /// <summary>Finds a a Province 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 Province Table.
     ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
     // 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 = Province.GetExternalKeyIndex(configurationId, parameterId);
     System.Data.DataView externalKeyView = Province.externalKeyArray[externalKeyIndex];
     int recordIndex = externalKeyView.Find(new object[] {
                 externalId});
     if ((recordIndex == -1))
     {
         return int.MinValue;
     }
     return ((int)(externalKeyView[recordIndex].Row[provinceTable.ProvinceIdColumn]));
 }
Ejemplo n.º 7
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 /// <summary>Archives a Province 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 Province Table.
     ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
     // Extract the parameters from the command batch.
     AdoTransaction adoTransaction = parameters["adoTransaction"];
     SqlTransaction sqlTransaction = parameters["sqlTransaction"];
     object configurationId = parameters["configurationId"].Value;
     string externalProvinceId = parameters["provinceId"];
     // 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 provinceId = Province.FindRequiredKey(configurationId, "provinceId", externalProvinceId);
     // 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.ProvinceRow provinceRow = provinceTable.FindByProvinceId(provinceId);
     rowVersion = ((long)(provinceRow[provinceTable.RowVersionColumn]));
     // Call the internal method to complete the operation.
     MarkThree.Quasar.Core.Province.Archive(adoTransaction, sqlTransaction, rowVersion, provinceId);
 }
Ejemplo n.º 8
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        /// <summary>Updates a Province 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="provinceId">The value for the ProvinceId column.</param>
        /// <param name="countryId">The value for the CountryId column.</param>
        /// <param name="name">The value for the Name column.</param>
        /// <param name="abbreviation">The value for the Abbreviation 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 provinceId, object countryId, object name, object abbreviation, object externalId0, object externalId1)
        {
            // Accessor for the Province Table.
            ServerDataModel.ProvinceDataTable provinceTable = ServerDataModel.Province;
            // Rule #1: Make sure the record exists before updating it.
            ServerDataModel.ProvinceRow provinceRow = provinceTable.FindByProvinceId(provinceId);
            if ((provinceRow == null))
            {
                throw new Exception(string.Format("The Province table does not have an element identified by {0}", provinceId));
            }
            // Rule #2: Optimistic Concurrency Check
            if ((provinceRow.RowVersion != rowVersion))
            {
                throw new System.Exception("This record is busy.  Please try again later.");
            }
            // Apply Defaults
            if ((countryId == null))
            {
                countryId = provinceRow[provinceTable.CountryIdColumn];
            }
            if ((name == null))
            {
                name = provinceRow[provinceTable.NameColumn];
            }
            if ((abbreviation == null))
            {
                abbreviation = provinceRow[provinceTable.AbbreviationColumn];
            }
            if ((externalId0 == null))
            {
                externalId0 = provinceRow[provinceTable.ExternalId0Column];
            }
            if ((externalId1 == null))
            {
                externalId1 = provinceRow[provinceTable.ExternalId1Column];
            }
            // Increment the row version
            rowVersion = ServerDataModel.RowVersion.Increment();
            // Update the record in the ADO database.
            provinceRow[provinceTable.RowVersionColumn]   = rowVersion;
            provinceRow[provinceTable.CountryIdColumn]    = countryId;
            provinceRow[provinceTable.NameColumn]         = name;
            provinceRow[provinceTable.AbbreviationColumn] = abbreviation;
            provinceRow[provinceTable.ExternalId0Column]  = externalId0;
            provinceRow[provinceTable.ExternalId1Column]  = externalId1;
            adoTransaction.DataRows.Add(provinceRow);
            // Update the record in the SQL database.
            SqlCommand sqlCommand = new SqlCommand("update \"Province\" set \"RowVersion\"=@rowVersion,\"CountryId\"=@countryId,\"Name\"=@nam" +
                                                   "e,\"Abbreviation\"=@abbreviation,\"ExternalId0\"=@externalId0,\"ExternalId1\"=@externa" +
                                                   "lId1 where \"ProvinceId\"=@provinceId");

            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("@provinceId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, provinceId));
            sqlCommand.Parameters.Add(new SqlParameter("@countryId", SqlDbType.Int, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, countryId));
            sqlCommand.Parameters.Add(new SqlParameter("@name", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, name));
            sqlCommand.Parameters.Add(new SqlParameter("@abbreviation", SqlDbType.NVarChar, 0, ParameterDirection.Input, false, 0, 0, null, DataRowVersion.Current, abbreviation));
            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();
        }