internal static bool IsRevisionHistoryTable(string table, Configuration.SystemDevelopment.Database configuration) { return(configuration.revisionHistoryTables != null && configuration.revisionHistoryTables.Any(revisionHistoryTable => revisionHistoryTable.EqualsIgnoreCase(table))); }
internal static void Generate( DBConnection cn, TextWriter writer, string baseNamespace, Database database, Configuration.SystemDevelopment.Database configuration) { if (configuration.rowConstantTables == null) { return; } writer.WriteLine("namespace " + baseNamespace + "." + database.SecondaryDatabaseName + "RowConstants {"); foreach (var table in configuration.rowConstantTables) { Column valueColumn; var orderIsSpecified = !table.orderByColumn.IsNullOrWhiteSpace(); var values = new List <string>(); var names = new List <string>(); try { var columns = new TableColumns(cn, table.tableName, false); valueColumn = columns.AllColumnsExceptRowVersion.Single(column => column.Name.ToLower() == table.valueColumn.ToLower()); var nameColumn = columns.AllColumnsExceptRowVersion.Single(column => column.Name.ToLower() == table.nameColumn.ToLower()); var cmd = new InlineSelect( new[] { valueColumn.Name, nameColumn.Name }, "FROM " + table.tableName, false, orderByClause: orderIsSpecified ? "ORDER BY " + table.orderByColumn : ""); cmd.Execute( cn, reader => { while (reader.Read()) { if (reader.IsDBNull(reader.GetOrdinal(valueColumn.Name))) { values.Add(valueColumn.NullValueExpression.Any() ? valueColumn.NullValueExpression : "null"); } else { var valueString = valueColumn.ConvertIncomingValue(reader[valueColumn.Name]).ToString(); values.Add(valueColumn.DataTypeName == typeof(string).ToString() ? "\"{0}\"".FormatWith(valueString) : valueString); } names.Add(nameColumn.ConvertIncomingValue(reader[nameColumn.Name]).ToString()); } }); } catch (Exception e) { throw new UserCorrectableException( "Column or data retrieval failed for the " + table.tableName + " row constant table. Make sure the table and the value, name, and order by columns exist.", e); } CodeGenerationStatics.AddSummaryDocComment(writer, "Provides constants copied from the " + table.tableName + " table."); var className = table.tableName.TableNameToPascal(cn) + "Rows"; writer.WriteLine("public class " + className + " {"); // constants for (var i = 0; i < values.Count; i++) { CodeGenerationStatics.AddSummaryDocComment(writer, "Constant generated from row in database table."); // It's important that row constants actually *be* constants (instead of static readonly) so they can be used in switch statements. writer.WriteLine("public const " + valueColumn.DataTypeName + " " + EwlStatics.GetCSharpIdentifier(names[i]) + " = " + values[i] + ";"); } // one to one map var dictionaryType = "OneToOneMap<" + valueColumn.DataTypeName + ", string>"; writer.WriteLine("private static readonly " + dictionaryType + " " + dictionaryName + " = new " + dictionaryType + "();"); writeStaticConstructor(writer, className, names, values, valueColumn.DataTypeName); // methods writeGetNameFromValueMethod(writer, valueColumn.DataTypeName); writeGetValueFromNameMethod(writer, valueColumn.DataTypeName); if (orderIsSpecified) { writeGetValuesToNamesMethod(writer, valueColumn.DataTypeName); writeFillListControlMethod(writer, valueColumn); } writer.WriteLine("}"); // class } writer.WriteLine("}"); // namespace }
internal static void Generate( DBConnection cn, TextWriter writer, string namespaceDeclaration, Database database, Configuration.SystemDevelopment.Database configuration) { writer.WriteLine(namespaceDeclaration); foreach (var table in DatabaseOps.GetDatabaseTables(database)) { CodeGenerationStatics.AddSummaryDocComment(writer, "Contains logic that retrieves rows from the " + table + " table."); writer.WriteLine("public static partial class " + GetClassName(cn, table) + " {"); var isRevisionHistoryTable = DataAccessStatics.IsRevisionHistoryTable(table, configuration); var columns = new TableColumns(cn, table, isRevisionHistoryTable); // Write nested classes. DataAccessStatics.WriteRowClasses( writer, columns.AllColumns, localWriter => { if (!isRevisionHistoryTable) { return; } writer.WriteLine( "public UserTransaction Transaction { get { return RevisionHistoryStatics.UserTransactionsById[ RevisionHistoryStatics.RevisionsById[ System.Convert.ToInt32( " + EwlStatics.GetCSharpIdentifierSimple(columns.PrimaryKeyAndRevisionIdColumn.PascalCasedNameExceptForOracle) + " ) ].UserTransactionId ]; } }"); }, localWriter => { if (!columns.DataColumns.Any()) { return; } var modClass = database.SecondaryDatabaseName + "Modification." + StandardModificationStatics.GetClassName(cn, table, isRevisionHistoryTable, isRevisionHistoryTable); var revisionHistorySuffix = StandardModificationStatics.GetRevisionHistorySuffix(isRevisionHistoryTable); writer.WriteLine("public " + modClass + " ToModification" + revisionHistorySuffix + "() {"); writer.WriteLine( "return " + modClass + ".CreateForSingleRowUpdate" + revisionHistorySuffix + "( " + StringTools.ConcatenateWithDelimiter( ", ", columns.AllColumnsExceptRowVersion.Select(i => EwlStatics.GetCSharpIdentifierSimple(i.PascalCasedNameExceptForOracle)).ToArray()) + " );"); writer.WriteLine("}"); }); writeCacheClass(cn, writer, database, table, columns, isRevisionHistoryTable); var isSmallTable = configuration.SmallTables != null && configuration.SmallTables.Any(i => i.EqualsIgnoreCase(table)); var tableUsesRowVersionedCaching = configuration.TablesUsingRowVersionedDataCaching != null && configuration.TablesUsingRowVersionedDataCaching.Any(i => i.EqualsIgnoreCase(table)); if (tableUsesRowVersionedCaching && columns.RowVersionColumn == null && !(cn.DatabaseInfo is OracleInfo)) { throw new UserCorrectableException( cn.DatabaseInfo is MySqlInfo ? "Row-versioned data caching cannot currently be used with MySQL databases." : "Row-versioned data caching can only be used with the {0} table if you add a rowversion column.".FormatWith(table)); } if (isSmallTable) { writeGetAllRowsMethod(writer, isRevisionHistoryTable, false); } writeGetRowsMethod(cn, writer, database, table, columns, isSmallTable, tableUsesRowVersionedCaching, isRevisionHistoryTable, false); if (isRevisionHistoryTable) { if (isSmallTable) { writeGetAllRowsMethod(writer, true, true); } writeGetRowsMethod(cn, writer, database, table, columns, isSmallTable, tableUsesRowVersionedCaching, true, true); } writeGetRowMatchingPkMethod(cn, writer, database, table, columns, isSmallTable, tableUsesRowVersionedCaching, isRevisionHistoryTable); if (isRevisionHistoryTable) { DataAccessStatics.WriteGetLatestRevisionsConditionMethod(writer, columns.PrimaryKeyAndRevisionIdColumn.Name); } if (tableUsesRowVersionedCaching) { var keyTupleTypeArguments = getPkAndVersionTupleTypeArguments(cn, columns); writer.WriteLine("private static " + "Cache<System.Tuple<" + keyTupleTypeArguments + ">, BasicRow>" + " getRowsByPkAndVersion() {"); writer.WriteLine( "return AppMemoryCache.GetCacheValue<{0}>( \"{1}\", () => new {0}( i => System.Tuple.Create( {2} ) ) ).RowsByPkAndVersion;".FormatWith( "VersionedRowDataCache<System.Tuple<{0}>, System.Tuple<{1}>, BasicRow>".FormatWith(getPkTupleTypeArguments(columns), keyTupleTypeArguments), database.SecondaryDatabaseName + table.TableNameToPascal(cn) + "TableRetrievalRowsByPkAndVersion", StringTools.ConcatenateWithDelimiter(", ", Enumerable.Range(1, columns.KeyColumns.Count()).Select(i => "i.Item{0}".FormatWith(i)).ToArray()))); writer.WriteLine("}"); } // Initially we did not generate this method for small tables, but we found a need for it when the cache is disabled since that will cause // GetRowMatchingId to repeatedly query. if (columns.KeyColumns.Count() == 1 && columns.KeyColumns.Single().Name.ToLower().EndsWith("id")) { writeToIdDictionaryMethod(writer, columns); } writer.WriteLine("}"); // class } writer.WriteLine("}"); // namespace }
internal static void Generate( DBConnection cn, TextWriter writer, string baseNamespace, Database database, Configuration.SystemDevelopment.Database configuration) { info = cn.DatabaseInfo; if (configuration.customModifications != null) { writer.WriteLine("namespace " + baseNamespace + " {"); testQueries(cn, configuration.customModifications); CodeGenerationStatics.AddSummaryDocComment(writer, "Contains custom modification operations."); writer.WriteLine("public static class " + database.SecondaryDatabaseName + "CustomModifications {"); foreach (var mod in configuration.customModifications) { writeMethod(writer, database, mod); } writer.WriteLine("}"); // class writer.WriteLine("}"); // namespace } }
internal static void Generate( DBConnection cn, TextWriter writer, string baseNamespace, Database database, Configuration.SystemDevelopment.Database configuration) { if (configuration.queries == null) { return; } info = cn.DatabaseInfo; writer.WriteLine("namespace " + baseNamespace + "." + database.SecondaryDatabaseName + "Retrieval {"); foreach (var query in configuration.queries) { List <Column> columns; try { columns = validateQueryAndGetColumns(cn, query); } catch (Exception e) { throw new UserCorrectableException("Column retrieval failed for the " + query.name + " query.", e); } CodeGenerationStatics.AddSummaryDocComment(writer, "This object holds the values returned from a " + query.name + " query."); var className = "{0}Retrieval".FormatWith(query.name); writer.WriteLine("public static partial class " + className + " {"); // Write nested classes. DataAccessStatics.WriteRowClasses(writer, columns, localWriter => { }, localWriter => { }); writeCacheClass(writer, database, query); writer.WriteLine("private const string selectFromClause = @\"" + query.selectFromClause + " \";"); foreach (var postSelectFromClause in query.postSelectFromClauses) { writeQueryMethod(writer, database, query, postSelectFromClause); } writer.WriteLine("static partial void updateSingleRowCaches( Row row );"); DataAccessStatics.WriteRevisionDeltaExtensionMethods(writer, className, columns.Where(i => !i.IsRowVersion)); writer.WriteLine("}"); // class } writer.WriteLine("}"); // namespace }
private void generateDataAccessCodeForDatabase( InstallationSupportUtility.DatabaseAbstraction.Database database, string libraryBasePath, TextWriter writer, string baseNamespace, Configuration.SystemDevelopment.Database configuration) { // Ensure that all tables specified in the configuration file actually exist. var tableNames = DatabaseOps.GetDatabaseTables(database); ensureTablesExist(tableNames, configuration.SmallTables, "small"); ensureTablesExist(tableNames, configuration.TablesUsingRowVersionedDataCaching, "row-versioned data caching"); ensureTablesExist(tableNames, configuration.revisionHistoryTables, "revision history"); database.ExecuteDbMethod( delegate(DBConnection cn) { // database logic access - standard if (!configuration.EveryTableHasKeySpecified || configuration.EveryTableHasKey) { writer.WriteLine(); TableConstantStatics.Generate(cn, writer, baseNamespace, database); } // database logic access - custom writer.WriteLine(); RowConstantStatics.Generate(cn, writer, baseNamespace, database, configuration); // retrieval and modification commands - standard if (!configuration.EveryTableHasKeySpecified || configuration.EveryTableHasKey) { writer.WriteLine(); CommandConditionStatics.Generate(cn, writer, baseNamespace, database); writer.WriteLine(); var tableRetrievalNamespaceDeclaration = TableRetrievalStatics.GetNamespaceDeclaration(baseNamespace, database); TableRetrievalStatics.Generate(cn, writer, tableRetrievalNamespaceDeclaration, database, configuration); writer.WriteLine(); var modNamespaceDeclaration = StandardModificationStatics.GetNamespaceDeclaration(baseNamespace, database); StandardModificationStatics.Generate(cn, writer, modNamespaceDeclaration, database, configuration); foreach (var tableName in DatabaseOps.GetDatabaseTables(database)) { TableRetrievalStatics.WritePartialClass(cn, libraryBasePath, tableRetrievalNamespaceDeclaration, database, tableName); StandardModificationStatics.WritePartialClass( cn, libraryBasePath, modNamespaceDeclaration, database, tableName, CodeGeneration.DataAccess.DataAccessStatics.IsRevisionHistoryTable(tableName, configuration)); } } // retrieval and modification commands - custom writer.WriteLine(); QueryRetrievalStatics.Generate(cn, writer, baseNamespace, database, configuration); writer.WriteLine(); CustomModificationStatics.Generate(cn, writer, baseNamespace, database, configuration); // other commands if (cn.DatabaseInfo is OracleInfo) { writer.WriteLine(); SequenceStatics.Generate(cn, writer, baseNamespace, database); writer.WriteLine(); ProcedureStatics.Generate(cn, writer, baseNamespace, database); } }); }