private void AddTransactionMembers(CodeTypeDeclaration dataComponentClass)
        {
            Type transactionType = this.designTable.PropertyCache.TransactionType;

            if (transactionType != null)
            {
                CodeTypeReference type = CodeGenHelper.GlobalType(transactionType);
                dataComponentClass.Members.Add(CodeGenHelper.FieldDecl(type, DataComponentNameHandler.TransactionVariableName));
                CodeMemberProperty property = CodeGenHelper.PropertyDecl(type, DataComponentNameHandler.TransactionPropertyName, MemberAttributes.Assembly | MemberAttributes.Final);
                property.GetStatements.Add(CodeGenHelper.Return(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.TransactionVariableName)));
                property.SetStatements.Add(CodeGenHelper.Assign(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.TransactionVariableName), CodeGenHelper.Argument("value")));
                CodeStatement  initStmt       = CodeGenHelper.VariableDecl(CodeGenHelper.Type(typeof(int)), "i", CodeGenHelper.Primitive(0));
                CodeExpression testExpression = CodeGenHelper.Less(CodeGenHelper.Variable("i"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionPropertyName), "Length"));
                CodeStatement  incrementStmt  = CodeGenHelper.Assign(CodeGenHelper.Variable("i"), CodeGenHelper.BinOperator(CodeGenHelper.Variable("i"), CodeBinaryOperatorType.Add, CodeGenHelper.Primitive(1)));
                CodeExpression transaction    = CodeGenHelper.Property(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionPropertyName), CodeGenHelper.Variable("i")), "Transaction");
                CodeExpression oldTransaction = CodeGenHelper.Variable("oldTransaction");
                CodeExpression newTransaction = CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.TransactionVariableName);
                CodeStatement  statement3     = this.GenerateSetTransactionStmt(transaction, oldTransaction, newTransaction);
                property.SetStatements.Add(CodeGenHelper.ForLoop(initStmt, testExpression, incrementStmt, new CodeStatement[] { statement3 }));
                CodeExpression exp         = CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName);
                CodeExpression expression6 = CodeGenHelper.Property(exp, "DeleteCommand");
                transaction = CodeGenHelper.Property(expression6, "Transaction");
                property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.And(CodeGenHelper.IdNotEQ(exp, CodeGenHelper.Primitive(null)), CodeGenHelper.IdNotEQ(expression6, CodeGenHelper.Primitive(null))), this.GenerateSetTransactionStmt(transaction, oldTransaction, newTransaction)));
                expression6 = CodeGenHelper.Property(exp, "InsertCommand");
                transaction = CodeGenHelper.Property(expression6, "Transaction");
                property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.And(CodeGenHelper.IdNotEQ(exp, CodeGenHelper.Primitive(null)), CodeGenHelper.IdNotEQ(expression6, CodeGenHelper.Primitive(null))), this.GenerateSetTransactionStmt(transaction, oldTransaction, newTransaction)));
                expression6 = CodeGenHelper.Property(exp, "UpdateCommand");
                transaction = CodeGenHelper.Property(expression6, "Transaction");
                property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.And(CodeGenHelper.IdNotEQ(exp, CodeGenHelper.Primitive(null)), CodeGenHelper.IdNotEQ(expression6, CodeGenHelper.Primitive(null))), this.GenerateSetTransactionStmt(transaction, oldTransaction, newTransaction)));
                dataComponentClass.Members.Add(property);
            }
        }
コード例 #2
0
        private CodeMemberMethod ReadXmlSerializableMethod()
        {
            CodeMemberMethod method = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), "ReadXmlSerializable", MemberAttributes.Family | MemberAttributes.Override);

            method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(XmlReader)), "reader"));
            ArrayList list  = new ArrayList();
            ArrayList list2 = new ArrayList();

            list.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "Reset", new CodeExpression[0])));
            list.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(DataSet)), "ds", CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(DataSet)), new CodeExpression[0])));
            list.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("ds"), "ReadXml", new CodeExpression[] { CodeGenHelper.Argument("reader") })));
            foreach (DesignTable table in this.codeGenerator.TableHandler.Tables)
            {
                list.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Tables"), CodeGenHelper.Str(table.Name)), CodeGenHelper.Primitive(null)), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Base(), "Tables"), "Add", CodeGenHelper.New(CodeGenHelper.Type(table.GeneratorTableClassName), new CodeExpression[] { CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Tables"), CodeGenHelper.Str(table.Name)) })))));
            }
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "DataSetName"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "DataSetName")));
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Prefix"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Prefix")));
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Namespace"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Namespace")));
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Locale"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Locale")));
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "CaseSensitive"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "CaseSensitive")));
            list.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "EnforceConstraints"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "EnforceConstraints")));
            list.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "Merge", new CodeExpression[] { CodeGenHelper.Variable("ds"), CodeGenHelper.Primitive(false), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(MissingSchemaAction)), "Add") })));
            list.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitVars")));
            list2.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "ReadXml", new CodeExpression[] { CodeGenHelper.Argument("reader") })));
            list2.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitVars")));
            method.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.MethodCall(CodeGenHelper.This(), "DetermineSchemaSerializationMode", new CodeExpression[] { CodeGenHelper.Argument("reader") }), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(SchemaSerializationMode)), "IncludeSchema")), (CodeStatement[])list.ToArray(typeof(CodeStatement)), (CodeStatement[])list2.ToArray(typeof(CodeStatement))));
            return(method);
        }
コード例 #3
0
 private bool AddExecuteCommandStatements(IList statements)
 {
     if (base.MethodType == MethodTypeEnum.ColumnParameters)
     {
         CodeStatement[] tryStmnts     = new CodeStatement[1];
         CodeStatement[] finallyStmnts = new CodeStatement[1];
         statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(ConnectionState)), base.nameHandler.AddNameToList("previousConnectionState"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), base.UpdateCommandName), "Connection"), "State")));
         statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.BitwiseAnd(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), base.UpdateCommandName), "Connection"), "State"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Open")), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Open")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), base.UpdateCommandName), "Connection"), "Open"))));
         tryStmnts[0]     = CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(int)), QueryGeneratorBase.returnVariableName, CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), base.UpdateCommandName), "ExecuteNonQuery", new CodeExpression[0]));
         finallyStmnts[0] = CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Variable(base.nameHandler.GetNameFromList("previousConnectionState")), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Closed")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), base.UpdateCommandName), "Connection"), "Close")));
         statements.Add(CodeGenHelper.Try(tryStmnts, new CodeCatchClause[0], finallyStmnts));
     }
     else if (StringUtil.EqualValue(base.UpdateParameterTypeReference.BaseType, typeof(DataRow).FullName) && (base.UpdateParameterTypeReference.ArrayRank == 0))
     {
         statements.Add(CodeGenHelper.Return(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "Update", new CodeExpression[] { CodeGenHelper.NewArray(base.UpdateParameterTypeReference, new CodeExpression[] { CodeGenHelper.Argument(base.UpdateParameterName) }) })));
     }
     else if (StringUtil.EqualValue(base.UpdateParameterTypeReference.BaseType, typeof(DataSet).FullName))
     {
         statements.Add(CodeGenHelper.Return(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "Update", new CodeExpression[] { CodeGenHelper.Argument(base.UpdateParameterName), CodeGenHelper.Str(base.DesignTable.Name) })));
     }
     else
     {
         statements.Add(CodeGenHelper.Return(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "Update", new CodeExpression[] { CodeGenHelper.Argument(base.UpdateParameterName) })));
     }
     return(true);
 }
コード例 #4
0
        private CodeMemberMethod CreateOnRowEventMethod(string eventName, string typedEventName)
        {
            CodeMemberMethod method = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), "OnRow" + eventName, MemberAttributes.Family | MemberAttributes.Override);

            method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(DataRowChangeEventArgs)), "e"));
            method.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.Base(), "OnRow" + eventName, CodeGenHelper.Argument("e")));
            method.Statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Event(typedEventName), CodeGenHelper.Primitive(null)), CodeGenHelper.Stm(CodeGenHelper.DelegateCall(CodeGenHelper.Event(typedEventName), CodeGenHelper.New(CodeGenHelper.Type(this.designTable.GeneratorRowEvArgName), new CodeExpression[] { CodeGenHelper.Cast(CodeGenHelper.Type(this.rowClassName), CodeGenHelper.Property(CodeGenHelper.Argument("e"), "Row")), CodeGenHelper.Property(CodeGenHelper.Argument("e"), "Action") })))));
            return(method);
        }
コード例 #5
0
        private CodeMemberMethod SchemaChangedMethod()
        {
            CodeMemberMethod method = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), "SchemaChanged", MemberAttributes.Private);

            method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(object)), "sender"));
            method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(CollectionChangeEventArgs)), "e"));
            method.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Property(CodeGenHelper.Argument("e"), "Action"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(CollectionChangeAction)), "Remove")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitVars"))));
            return(method);
        }
コード例 #6
0
        protected bool AddSetReturnParamValuesStatements(IList statements, CodeExpression commandExpression)
        {
            int count = 0;

            if (this.activeCommand.Parameters != null)
            {
                count = this.activeCommand.Parameters.Count;
            }
            for (int i = 0; i < count; i++)
            {
                DesignParameter parameter = this.activeCommand.Parameters[i];
                if (parameter == null)
                {
                    throw new DataSourceGeneratorException("Parameter type is not DesignParameter.");
                }
                if ((parameter.Direction == ParameterDirection.Output) || (parameter.Direction == ParameterDirection.InputOutput))
                {
                    Type           parameterUrtType = this.GetParameterUrtType(parameter);
                    string         nameFromList     = this.nameHandler.GetNameFromList(parameter.ParameterName);
                    CodeExpression returnParam      = CodeGenHelper.Property(CodeGenHelper.Indexer(CodeGenHelper.Property(commandExpression, "Parameters"), CodeGenHelper.Primitive(i)), "Value");
                    CodeExpression cond             = CodeGenHelper.GenerateDbNullCheck(returnParam);
                    CodeExpression right            = CodeGenHelper.GenerateNullExpression(parameterUrtType);
                    CodeStatement  trueStm          = null;
                    if (right == null)
                    {
                        if (parameter.AllowDbNull && parameterUrtType.IsValueType)
                        {
                            trueStm = CodeGenHelper.Assign(CodeGenHelper.Argument(nameFromList), CodeGenHelper.New(CodeGenHelper.NullableType(parameterUrtType), new CodeExpression[0]));
                        }
                        else if (parameter.AllowDbNull && !parameterUrtType.IsValueType)
                        {
                            trueStm = CodeGenHelper.Assign(CodeGenHelper.Argument(nameFromList), CodeGenHelper.Primitive(null));
                        }
                        else
                        {
                            trueStm = CodeGenHelper.Throw(CodeGenHelper.GlobalType(typeof(StrongTypingException)), System.Design.SR.GetString("CG_ParameterIsDBNull", new object[] { nameFromList }), CodeGenHelper.Primitive(null));
                        }
                    }
                    else
                    {
                        trueStm = CodeGenHelper.Assign(CodeGenHelper.Argument(this.nameHandler.GetNameFromList(parameter.ParameterName)), right);
                    }
                    CodeStatement falseStm = null;
                    if (parameter.AllowDbNull && parameterUrtType.IsValueType)
                    {
                        falseStm = CodeGenHelper.Assign(CodeGenHelper.Argument(nameFromList), CodeGenHelper.New(CodeGenHelper.NullableType(parameterUrtType), new CodeExpression[] { CodeGenHelper.Cast(CodeGenHelper.GlobalType(parameterUrtType), returnParam) }));
                    }
                    else
                    {
                        falseStm = CodeGenHelper.Assign(CodeGenHelper.Argument(nameFromList), CodeGenHelper.Cast(CodeGenHelper.GlobalType(parameterUrtType), returnParam));
                    }
                    statements.Add(CodeGenHelper.If(cond, trueStm, falseStm));
                }
            }
            return(true);
        }
コード例 #7
0
 internal static void GetSchemaIsInCollection(CodeStatementCollection statements, string dsName, string collectionName)
 {
     CodeStatement[] trueStms        = new CodeStatement[] { CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Position"), CodeGenHelper.Primitive(0)), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.Variable("s2"), "Position"), CodeGenHelper.Primitive(0)), CodeGenHelper.ForLoop(CodeGenHelper.Stm(new CodeSnippetExpression("")), CodeGenHelper.And(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Position"), CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Length")), CodeGenHelper.EQ(CodeGenHelper.MethodCall(CodeGenHelper.Variable("s1"), "ReadByte", new CodeExpression[0]), CodeGenHelper.MethodCall(CodeGenHelper.Variable("s2"), "ReadByte", new CodeExpression[0]))), CodeGenHelper.Stm(new CodeSnippetExpression("")), new CodeStatement[] { CodeGenHelper.Stm(new CodeSnippetExpression("")) }), CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Position"), CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Length")), new CodeStatement[] { CodeGenHelper.Return(CodeGenHelper.Variable("type")) }) };
     CodeStatement[] statementArray2 = new CodeStatement[] { CodeGenHelper.Assign(CodeGenHelper.Variable("schema"), CodeGenHelper.Cast(CodeGenHelper.GlobalType(typeof(XmlSchema)), CodeGenHelper.Property(CodeGenHelper.Variable("schemas"), "Current"))), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("s2"), "SetLength", new CodeExpression[] { CodeGenHelper.Primitive(0) })), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("schema"), "Write", new CodeExpression[] { CodeGenHelper.Variable("s2") })), CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Property(CodeGenHelper.Variable("s1"), "Length"), CodeGenHelper.Property(CodeGenHelper.Variable("s2"), "Length")), trueStms) };
     CodeStatement[] tryStmnts       = new CodeStatement[] { CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(XmlSchema)), "schema", CodeGenHelper.Primitive(null)), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("dsSchema"), "Write", new CodeExpression[] { CodeGenHelper.Variable("s1") })), CodeGenHelper.ForLoop(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(IEnumerator)), "schemas", CodeGenHelper.MethodCall(CodeGenHelper.MethodCall(CodeGenHelper.Variable(collectionName), "Schemas", new CodeExpression[] { CodeGenHelper.Property(CodeGenHelper.Variable("dsSchema"), "TargetNamespace") }), "GetEnumerator", new CodeExpression[0])), CodeGenHelper.MethodCall(CodeGenHelper.Variable("schemas"), "MoveNext", new CodeExpression[0]), CodeGenHelper.Stm(new CodeSnippetExpression("")), statementArray2) };
     CodeStatement[] finallyStmnts   = new CodeStatement[] { CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Variable("s1"), CodeGenHelper.Primitive(null)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("s1"), "Close", new CodeExpression[0])) }), CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Variable("s2"), CodeGenHelper.Primitive(null)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("s2"), "Close", new CodeExpression[0])) }) };
     CodeStatement[] statementArray5 = new CodeStatement[] { CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(MemoryStream)), "s1", CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(MemoryStream)), new CodeExpression[0])), CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(MemoryStream)), "s2", CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(MemoryStream)), new CodeExpression[0])), CodeGenHelper.Try(tryStmnts, new CodeCatchClause[0], finallyStmnts) };
     statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(XmlSchema)), "dsSchema", CodeGenHelper.MethodCall(CodeGenHelper.Variable(dsName), "GetSchemaSerializable", new CodeExpression[0])));
     statements.Add(CodeGenHelper.If(CodeGenHelper.MethodCall(CodeGenHelper.Variable(collectionName), "Contains", new CodeExpression[] { CodeGenHelper.Property(CodeGenHelper.Variable("dsSchema"), "TargetNamespace") }), statementArray5));
     statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.Argument("xs"), "Add", new CodeExpression[] { CodeGenHelper.Variable("dsSchema") }));
 }
コード例 #8
0
        private CodeConstructor ConstructorWithBoolArgument()
        {
            CodeConstructor constructor = CodeGenHelper.Constructor(MemberAttributes.Assembly | MemberAttributes.Final);

            constructor.Attributes = MemberAttributes.Public | MemberAttributes.Final;
            constructor.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(bool)), "initExpressions"));
            constructor.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "TableName"), CodeGenHelper.Str(this.designTable.Name)));
            constructor.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.This(), "BeginInit"));
            constructor.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitClass"));
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Argument("initExpressions"), CodeGenHelper.Primitive(true)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitExpressions")) }));
            constructor.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.This(), "EndInit"));
            return(constructor);
        }
コード例 #9
0
        private CodeConstructor ConstructorWithArguments()
        {
            CodeConstructor constructor = CodeGenHelper.Constructor(MemberAttributes.Assembly | MemberAttributes.Final);

            constructor.Attributes = MemberAttributes.Assembly | MemberAttributes.Final;
            constructor.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(DataTable)), "table"));
            constructor.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "TableName"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "TableName")));
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "CaseSensitive"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "DataSet"), "CaseSensitive")), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "CaseSensitive"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "CaseSensitive"))));
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "Locale"), "ToString"), CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "DataSet"), "Locale"), "ToString")), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Locale"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "Locale"))));
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "Namespace"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Argument("table"), "DataSet"), "Namespace")), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Namespace"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "Namespace"))));
            constructor.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Prefix"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "Prefix")));
            constructor.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "MinimumCapacity"), CodeGenHelper.Property(CodeGenHelper.Argument("table"), "MinimumCapacity")));
            return(constructor);
        }
コード例 #10
0
        private CodeConstructor DeserializingConstructor()
        {
            CodeConstructor constructor = CodeGenHelper.Constructor(MemberAttributes.Family);

            constructor.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(SerializationInfo)), "info"));
            constructor.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(StreamingContext)), "context"));
            constructor.BaseConstructorArgs.AddRange(new CodeExpression[] { CodeGenHelper.Argument("info"), CodeGenHelper.Argument("context"), CodeGenHelper.Primitive(false) });
            List <CodeStatement> list = new List <CodeStatement>();

            list.AddRange(new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitVars", CodeGenHelper.Primitive(false))), CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(CollectionChangeEventHandler)), "schemaChangedHandler1", new CodeDelegateCreateExpression(CodeGenHelper.GlobalType(typeof(CollectionChangeEventHandler)), CodeGenHelper.This(), "SchemaChanged")), new CodeAttachEventStatement(new CodeEventReferenceExpression(CodeGenHelper.Property(CodeGenHelper.This(), "Tables"), "CollectionChanged"), CodeGenHelper.Variable("schemaChangedHandler1")), new CodeAttachEventStatement(new CodeEventReferenceExpression(CodeGenHelper.Property(CodeGenHelper.This(), "Relations"), "CollectionChanged"), CodeGenHelper.Variable("schemaChangedHandler1")) });
            if (this.initExpressionsMethod != null)
            {
                list.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.MethodCall(CodeGenHelper.This(), "DetermineSchemaSerializationMode", new CodeExpression[] { CodeGenHelper.Argument("info"), CodeGenHelper.Argument("context") }), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(SchemaSerializationMode)), "ExcludeSchema")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitExpressions"))));
            }
            list.Add(CodeGenHelper.Return());
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.MethodCall(CodeGenHelper.This(), "IsBinarySerialized", new CodeExpression[] { CodeGenHelper.Argument("info"), CodeGenHelper.Argument("context") }), CodeGenHelper.Primitive(true)), list.ToArray()));
            constructor.Statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(string)), "strSchema", CodeGenHelper.Cast(CodeGenHelper.GlobalType(typeof(string)), CodeGenHelper.MethodCall(CodeGenHelper.Argument("info"), "GetValue", new CodeExpression[] { CodeGenHelper.Str("XmlSchema"), CodeGenHelper.TypeOf(CodeGenHelper.GlobalType(typeof(string))) }))));
            ArrayList list2 = new ArrayList();
            ArrayList list3 = new ArrayList();

            list2.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(DataSet)), "ds", CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(DataSet)), new CodeExpression[0])));
            list2.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable("ds"), "ReadXmlSchema", new CodeExpression[] { CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(XmlTextReader)), new CodeExpression[] { CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(StringReader)), new CodeExpression[] { CodeGenHelper.Variable("strSchema") }) }) })));
            foreach (DesignTable table in this.codeGenerator.TableHandler.Tables)
            {
                list2.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Tables"), CodeGenHelper.Str(table.Name)), CodeGenHelper.Primitive(null)), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Base(), "Tables"), "Add", CodeGenHelper.New(CodeGenHelper.Type(table.GeneratorTableClassName), new CodeExpression[] { CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Tables"), CodeGenHelper.Str(table.Name)) })))));
            }
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "DataSetName"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "DataSetName")));
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Prefix"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Prefix")));
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Namespace"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Namespace")));
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Locale"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "Locale")));
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "CaseSensitive"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "CaseSensitive")));
            list2.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "EnforceConstraints"), CodeGenHelper.Property(CodeGenHelper.Variable("ds"), "EnforceConstraints")));
            list2.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "Merge", new CodeExpression[] { CodeGenHelper.Variable("ds"), CodeGenHelper.Primitive(false), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(MissingSchemaAction)), "Add") })));
            list2.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitVars")));
            list3.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "ReadXmlSchema", new CodeExpression[] { CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(XmlTextReader)), new CodeExpression[] { CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(StringReader)), new CodeExpression[] { CodeGenHelper.Variable("strSchema") }) }) })));
            if (this.initExpressionsMethod != null)
            {
                list3.Add(CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), "InitExpressions")));
            }
            constructor.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.MethodCall(CodeGenHelper.This(), "DetermineSchemaSerializationMode", new CodeExpression[] { CodeGenHelper.Argument("info"), CodeGenHelper.Argument("context") }), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(SchemaSerializationMode)), "IncludeSchema")), (CodeStatement[])list2.ToArray(typeof(CodeStatement)), (CodeStatement[])list3.ToArray(typeof(CodeStatement))));
            constructor.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.This(), "GetSerializationData", new CodeExpression[] { CodeGenHelper.Argument("info"), CodeGenHelper.Argument("context") }));
            constructor.Statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(CollectionChangeEventHandler)), "schemaChangedHandler", new CodeDelegateCreateExpression(CodeGenHelper.GlobalType(typeof(CollectionChangeEventHandler)), CodeGenHelper.This(), "SchemaChanged")));
            constructor.Statements.Add(new CodeAttachEventStatement(new CodeEventReferenceExpression(CodeGenHelper.Property(CodeGenHelper.Base(), "Tables"), "CollectionChanged"), CodeGenHelper.Variable("schemaChangedHandler")));
            constructor.Statements.Add(new CodeAttachEventStatement(new CodeEventReferenceExpression(CodeGenHelper.Property(CodeGenHelper.This(), "Relations"), "CollectionChanged"), CodeGenHelper.Variable("schemaChangedHandler")));
            return(constructor);
        }
        private void AddCommandCollectionMembers(CodeTypeDeclaration dataComponentClass, bool isFunctionsDataComponent)
        {
            Type type = null;

            if (isFunctionsDataComponent)
            {
                type = typeof(IDbCommand);
            }
            else
            {
                type = this.providerFactory.CreateCommand().GetType();
            }
            dataComponentClass.Members.Add(CodeGenHelper.FieldDecl(CodeGenHelper.GlobalType(type, 1), DataComponentNameHandler.SelectCmdCollectionVariableName));
            CodeMemberProperty property = CodeGenHelper.PropertyDecl(CodeGenHelper.GlobalType(type, 1), DataComponentNameHandler.SelectCmdCollectionPropertyName, MemberAttributes.Family | MemberAttributes.Final);

            property.GetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionVariableName), CodeGenHelper.Primitive(null)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), DataComponentNameHandler.InitCmdCollection, new CodeExpression[0])) }));
            property.GetStatements.Add(CodeGenHelper.Return(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionVariableName)));
            dataComponentClass.Members.Add(property);
        }
        private void AddAdapterMembers(CodeTypeDeclaration dataComponentClass)
        {
            Type            type  = this.providerFactory.CreateDataAdapter().GetType();
            CodeMemberField field = CodeGenHelper.FieldDecl(CodeGenHelper.GlobalType(type), DataComponentNameHandler.AdapterVariableName);

            field.UserData.Add("WithEvents", true);
            dataComponentClass.Members.Add(field);
            CodeMemberProperty property = null;

            if (this.generateHierarchicalUpdate)
            {
                property = CodeGenHelper.PropertyDecl(CodeGenHelper.GlobalType(type), DataComponentNameHandler.AdapterPropertyName, MemberAttributes.FamilyOrAssembly | MemberAttributes.Final);
            }
            else
            {
                property = CodeGenHelper.PropertyDecl(CodeGenHelper.GlobalType(type), DataComponentNameHandler.AdapterPropertyName, MemberAttributes.Private | MemberAttributes.Final);
            }
            property.GetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.AdapterVariableName), CodeGenHelper.Primitive(null)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), DataComponentNameHandler.InitAdapter, new CodeExpression[0])) }));
            property.GetStatements.Add(CodeGenHelper.Return(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.AdapterVariableName)));
            dataComponentClass.Members.Add(property);
        }
コード例 #13
0
 private bool AddClearStatements(IList statements)
 {
     if (!base.getMethod)
     {
         CodeStatement trueStm = null;
         if (base.containerParamType == typeof(DataTable))
         {
             trueStm = CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Argument(base.ContainerParameterName), "Clear", new CodeExpression[0]));
         }
         else
         {
             if (base.containerParamType != typeof(DataSet))
             {
                 throw new InternalException("Unknown containerParameterType.");
             }
             trueStm = CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Argument(base.ContainerParameterName), base.DesignTable.GeneratorTablePropName), "Clear", new CodeExpression[0]));
         }
         statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.ClearBeforeFillPropertyName), CodeGenHelper.Primitive(true)), trueStm));
     }
     return(true);
 }
コード例 #14
0
        internal void AddRowGetRelatedRowsMethods(CodeTypeDeclaration rowClass)
        {
            DataRelationCollection childRelations = this.table.ChildRelations;

            for (int i = 0; i < childRelations.Count; i++)
            {
                DataRelation     relation = childRelations[i];
                string           generatorRowClassName = this.codeGenerator.TableHandler.Tables[relation.ChildTable.TableName].GeneratorRowClassName;
                CodeMemberMethod method = CodeGenHelper.MethodDecl(CodeGenHelper.Type(generatorRowClassName, 1), this.codeGenerator.RelationHandler.Relations[relation.RelationName].GeneratorChildPropName, MemberAttributes.Public | MemberAttributes.Final);
                method.Statements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), "Table"), "ChildRelations"), CodeGenHelper.Str(relation.RelationName)), CodeGenHelper.Primitive(null)), CodeGenHelper.Return(new CodeArrayCreateExpression(generatorRowClassName, 0)), CodeGenHelper.Return(CodeGenHelper.Cast(CodeGenHelper.Type(generatorRowClassName, 1), CodeGenHelper.MethodCall(CodeGenHelper.Base(), "GetChildRows", CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), "Table"), "ChildRelations"), CodeGenHelper.Str(relation.RelationName)))))));
                rowClass.Members.Add(method);
            }
            DataRelationCollection parentRelations = this.table.ParentRelations;

            for (int j = 0; j < parentRelations.Count; j++)
            {
                DataRelation       relation2 = parentRelations[j];
                string             type      = this.codeGenerator.TableHandler.Tables[relation2.ParentTable.TableName].GeneratorRowClassName;
                CodeMemberProperty property  = CodeGenHelper.PropertyDecl(CodeGenHelper.Type(type), this.codeGenerator.RelationHandler.Relations[relation2.RelationName].GeneratorParentPropName, MemberAttributes.Public | MemberAttributes.Final);
                property.GetStatements.Add(CodeGenHelper.Return(CodeGenHelper.Cast(CodeGenHelper.Type(type), CodeGenHelper.MethodCall(CodeGenHelper.This(), "GetParentRow", CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), "Table"), "ParentRelations"), CodeGenHelper.Str(relation2.RelationName))))));
                property.SetStatements.Add(CodeGenHelper.MethodCall(CodeGenHelper.This(), "SetParentRow", new CodeExpression[] { CodeGenHelper.Value(), CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), "Table"), "ParentRelations"), CodeGenHelper.Str(relation2.RelationName)) }));
                rowClass.Members.Add(property);
            }
        }
        private void AddConnectionMembers(CodeTypeDeclaration dataComponentClass)
        {
            Type             type     = this.providerFactory.CreateConnection().GetType();
            MemberAttributes modifier = ((DesignConnection)this.designTable.Connection).Modifier;

            dataComponentClass.Members.Add(CodeGenHelper.FieldDecl(CodeGenHelper.GlobalType(type), DataComponentNameHandler.DefaultConnectionVariableName));
            CodeMemberProperty property = CodeGenHelper.PropertyDecl(CodeGenHelper.GlobalType(type), DataComponentNameHandler.DefaultConnectionPropertyName, modifier | MemberAttributes.Final);

            property.GetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.DefaultConnectionVariableName), CodeGenHelper.Primitive(null)), new CodeStatement[] { CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.This(), DataComponentNameHandler.InitConnection, new CodeExpression[0])) }));
            property.GetStatements.Add(CodeGenHelper.Return(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.DefaultConnectionVariableName)));
            property.SetStatements.Add(CodeGenHelper.Assign(CodeGenHelper.Field(CodeGenHelper.This(), DataComponentNameHandler.DefaultConnectionVariableName), CodeGenHelper.Argument("value")));
            property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "InsertCommand"), CodeGenHelper.Primitive(null)), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "InsertCommand"), "Connection"), CodeGenHelper.Argument("value"))));
            property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "DeleteCommand"), CodeGenHelper.Primitive(null)), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "DeleteCommand"), "Connection"), CodeGenHelper.Argument("value"))));
            property.SetStatements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "UpdateCommand"), CodeGenHelper.Primitive(null)), CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.AdapterPropertyName), "UpdateCommand"), "Connection"), CodeGenHelper.Argument("value"))));
            int            count          = this.designTable.Sources.Count;
            CodeStatement  initStmt       = CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(int)), "i", CodeGenHelper.Primitive(0));
            CodeExpression testExpression = CodeGenHelper.Less(CodeGenHelper.Variable("i"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionPropertyName), "Length"));
            CodeStatement  incrementStmt  = CodeGenHelper.Assign(CodeGenHelper.Variable("i"), CodeGenHelper.BinOperator(CodeGenHelper.Variable("i"), CodeBinaryOperatorType.Add, CodeGenHelper.Primitive(1)));
            CodeExpression left           = CodeGenHelper.Property(CodeGenHelper.Cast(CodeGenHelper.GlobalType(this.providerFactory.CreateCommand().GetType()), CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionPropertyName), CodeGenHelper.Variable("i"))), "Connection");
            CodeStatement  statement3     = CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.This(), DataComponentNameHandler.SelectCmdCollectionPropertyName), CodeGenHelper.Variable("i")), CodeGenHelper.Primitive(null)), CodeGenHelper.Assign(left, CodeGenHelper.Argument("value")));

            property.SetStatements.Add(CodeGenHelper.ForLoop(initStmt, testExpression, incrementStmt, new CodeStatement[] { statement3 }));
            dataComponentClass.Members.Add(property);
        }
コード例 #16
0
 private bool AddExecuteCommandStatements(IList statements)
 {
     CodeStatement[] tryStmnts     = new CodeStatement[1];
     CodeStatement[] finallyStmnts = new CodeStatement[1];
     statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(ConnectionState)), base.nameHandler.AddNameToList("previousConnectionState"), CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "Connection"), "State")));
     statements.Add(CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.BitwiseAnd(CodeGenHelper.Property(CodeGenHelper.Property(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "Connection"), "State"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Open")), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Open")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "Connection"), "Open"))));
     if (base.methodSource.QueryType == QueryType.Scalar)
     {
         statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(object)), QueryGeneratorBase.returnVariableName));
         tryStmnts[0] = CodeGenHelper.Assign(CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName), CodeGenHelper.MethodCall(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "ExecuteScalar", new CodeExpression[0]));
     }
     else if ((base.methodSource.DbObjectType == DbObjectType.Function) && (base.GetReturnParameterPosition(base.activeCommand) >= 0))
     {
         tryStmnts[0] = CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "ExecuteNonQuery", new CodeExpression[0]));
     }
     else
     {
         statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(int)), QueryGeneratorBase.returnVariableName));
         tryStmnts[0] = CodeGenHelper.Assign(CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName), CodeGenHelper.MethodCall(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "ExecuteNonQuery", new CodeExpression[0]));
     }
     finallyStmnts[0] = CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Variable(base.nameHandler.GetNameFromList("previousConnectionState")), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(ConnectionState)), "Closed")), CodeGenHelper.Stm(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "Connection"), "Close")));
     statements.Add(CodeGenHelper.Try(tryStmnts, new CodeCatchClause[0], finallyStmnts));
     return(true);
 }
コード例 #17
0
        private bool AddReturnStatements(IList statements)
        {
            int returnParameterPosition = base.GetReturnParameterPosition(base.activeCommand);

            if (((base.methodSource.DbObjectType == DbObjectType.Function) && (base.methodSource.QueryType != QueryType.Scalar)) && (returnParameterPosition >= 0))
            {
                DesignParameter parameter        = base.activeCommand.Parameters[returnParameterPosition];
                Type            parameterUrtType = base.GetParameterUrtType(parameter);
                CodeExpression  returnParam      = CodeGenHelper.Property(CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Variable(QueryGeneratorBase.commandVariableName), "Parameters"), CodeGenHelper.Primitive(returnParameterPosition)), "Value");
                CodeExpression  cond             = CodeGenHelper.GenerateDbNullCheck(returnParam);
                CodeExpression  expr             = CodeGenHelper.GenerateNullExpression(parameterUrtType);
                CodeStatement   trueStm          = null;
                if (expr == null)
                {
                    if (parameter.AllowDbNull && parameterUrtType.IsValueType)
                    {
                        trueStm = CodeGenHelper.Return(CodeGenHelper.New(CodeGenHelper.NullableType(parameterUrtType), new CodeExpression[0]));
                    }
                    else if (parameter.AllowDbNull && !parameterUrtType.IsValueType)
                    {
                        trueStm = CodeGenHelper.Return(CodeGenHelper.Primitive(null));
                    }
                    else
                    {
                        trueStm = CodeGenHelper.Throw(CodeGenHelper.GlobalType(typeof(StrongTypingException)), System.Design.SR.GetString("CG_ParameterIsDBNull", new object[] { base.activeCommand.Parameters[returnParameterPosition].ParameterName }), CodeGenHelper.Primitive(null));
                    }
                }
                else
                {
                    trueStm = CodeGenHelper.Return(expr);
                }
                CodeStatement falseStm = null;
                if (parameter.AllowDbNull && parameterUrtType.IsValueType)
                {
                    falseStm = CodeGenHelper.Return(CodeGenHelper.New(CodeGenHelper.NullableType(parameterUrtType), new CodeExpression[] { CodeGenHelper.Cast(CodeGenHelper.GlobalType(parameterUrtType), returnParam) }));
                }
                else
                {
                    falseStm = CodeGenHelper.Return(CodeGenHelper.GenerateConvertExpression(returnParam, typeof(object), parameterUrtType));
                }
                statements.Add(CodeGenHelper.If(cond, trueStm, falseStm));
            }
            else if (base.methodSource.QueryType == QueryType.Scalar)
            {
                CodeExpression expression5 = CodeGenHelper.GenerateDbNullCheck(CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName));
                CodeStatement  statement3  = null;
                CodeStatement  statement4  = null;
                if (base.returnType.IsValueType)
                {
                    statement3 = CodeGenHelper.Return(CodeGenHelper.New(CodeGenHelper.NullableType(base.returnType), new CodeExpression[0]));
                    statement4 = CodeGenHelper.Return(CodeGenHelper.New(CodeGenHelper.NullableType(base.returnType), new CodeExpression[] { CodeGenHelper.Cast(CodeGenHelper.GlobalType(base.returnType), CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName)) }));
                }
                else
                {
                    statement3 = CodeGenHelper.Return(CodeGenHelper.Primitive(null));
                    statement4 = CodeGenHelper.Return(CodeGenHelper.Cast(CodeGenHelper.GlobalType(base.returnType), CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName)));
                }
                statements.Add(CodeGenHelper.If(expression5, statement3, statement4));
            }
            else
            {
                statements.Add(CodeGenHelper.Return(CodeGenHelper.Variable(QueryGeneratorBase.returnVariableName)));
            }
            return(true);
        }
コード例 #18
0
        internal void AddRowColumnProperties(CodeTypeDeclaration rowClass)
        {
            bool   flag = false;
            string generatorRowClassName = this.codeGenerator.TableHandler.Tables[this.table.TableName].GeneratorRowClassName;
            string generatorTableVarName = this.codeGenerator.TableHandler.Tables[this.table.TableName].GeneratorTableVarName;

            foreach (DesignColumn column in this.columns)
            {
                CodeExpression     expression;
                CodeExpression     expression2;
                DataColumn         dataColumn = column.DataColumn;
                Type               dataType   = dataColumn.DataType;
                string             generatorColumnPropNameInRow   = column.GeneratorColumnPropNameInRow;
                string             generatorColumnPropNameInTable = column.GeneratorColumnPropNameInTable;
                GenericNameHandler handler  = new GenericNameHandler(new string[] { generatorColumnPropNameInRow }, this.codeGenerator.CodeProvider);
                CodeMemberProperty property = CodeGenHelper.PropertyDecl(CodeGenHelper.Type(dataType), generatorColumnPropNameInRow, MemberAttributes.Public | MemberAttributes.Final);
                CodeStatement      tryStmnt = CodeGenHelper.Return(CodeGenHelper.Cast(CodeGenHelper.GlobalType(dataType), CodeGenHelper.Indexer(CodeGenHelper.This(), CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), generatorTableVarName), generatorColumnPropNameInTable))));
                if (!dataColumn.AllowDBNull)
                {
                    goto Label_0440;
                }
                string str5 = (string)dataColumn.ExtendedProperties["nullValue"];
                switch (str5)
                {
                case null:
                case "_throw":
                    tryStmnt = CodeGenHelper.Try(tryStmnt, CodeGenHelper.Catch(CodeGenHelper.GlobalType(typeof(InvalidCastException)), handler.AddNameToList("e"), CodeGenHelper.Throw(CodeGenHelper.GlobalType(typeof(StrongTypingException)), System.Design.SR.GetString("CG_ColumnIsDBNull", new object[] { dataColumn.ColumnName, this.table.TableName }), handler.GetNameFromList("e"))));
                    goto Label_0440;

                default:
                {
                    expression = null;
                    switch (str5)
                    {
                    case "_null":
                        if (dataColumn.DataType.IsSubclassOf(typeof(System.ValueType)))
                        {
                            this.codeGenerator.ProblemList.Add(new DSGeneratorProblem(System.Design.SR.GetString("CG_TypeCantBeNull", new object[] { dataColumn.ColumnName, dataColumn.DataType.Name }), ProblemSeverity.NonFatalError, column));
                            continue;
                        }
                        expression2 = CodeGenHelper.Primitive(null);
                        goto Label_03AE;

                    case "_empty":
                        if (dataColumn.DataType == typeof(string))
                        {
                            expression2 = CodeGenHelper.Property(CodeGenHelper.TypeExpr(CodeGenHelper.GlobalType(dataColumn.DataType)), "Empty");
                        }
                        else
                        {
                            expression2 = CodeGenHelper.Field(CodeGenHelper.TypeExpr(CodeGenHelper.Type(generatorRowClassName)), generatorColumnPropNameInRow + "_nullValue");
                            ConstructorInfo constructor = dataColumn.DataType.GetConstructor(new Type[] { typeof(string) });
                            if (constructor == null)
                            {
                                this.codeGenerator.ProblemList.Add(new DSGeneratorProblem(System.Design.SR.GetString("CG_NoCtor0", new object[] { dataColumn.ColumnName, dataColumn.DataType.Name }), ProblemSeverity.NonFatalError, column));
                                continue;
                            }
                            constructor.Invoke(new object[0]);
                            expression = CodeGenHelper.New(CodeGenHelper.Type(dataColumn.DataType), new CodeExpression[0]);
                        }
                        goto Label_03AE;
                    }
                    if (!flag)
                    {
                        this.table.NewRow();
                        flag = true;
                    }
                    object             valueObj = this.codeGenerator.RowHandler.RowGenerator.ConvertXmlToObject.Invoke(dataColumn, new object[] { str5 });
                    DSGeneratorProblem problem  = CodeGenHelper.GenerateValueExprAndFieldInit(column, valueObj, str5, generatorRowClassName, generatorColumnPropNameInRow + "_nullValue", out expression2, out expression);
                    if (problem != null)
                    {
                        this.codeGenerator.ProblemList.Add(problem);
                        continue;
                    }
                    break;
                }
                }
                Label_03AE :;
                tryStmnt = CodeGenHelper.If(CodeGenHelper.MethodCall(CodeGenHelper.This(), "Is" + generatorColumnPropNameInRow + "Null"), new CodeStatement[] { CodeGenHelper.Return(expression2) }, new CodeStatement[] { tryStmnt });
                if (expression != null)
                {
                    CodeMemberField field = CodeGenHelper.FieldDecl(CodeGenHelper.Type(dataColumn.DataType.FullName), generatorColumnPropNameInRow + "_nullValue");
                    field.Attributes     = MemberAttributes.Private | MemberAttributes.Static;
                    field.InitExpression = expression;
                    rowClass.Members.Add(field);
                }
Label_0440:
                property.GetStatements.Add(tryStmnt);
                property.SetStatements.Add(CodeGenHelper.Assign(CodeGenHelper.Indexer(CodeGenHelper.This(), CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), generatorTableVarName), generatorColumnPropNameInTable)), CodeGenHelper.Value()));
                rowClass.Members.Add(property);
                if (dataColumn.AllowDBNull)
                {
                    string           name   = MemberNameValidator.GenerateIdName("Is" + generatorColumnPropNameInRow + "Null", this.codeGenerator.CodeProvider, false);
                    CodeMemberMethod method = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(bool)), name, MemberAttributes.Public | MemberAttributes.Final);
                    method.Statements.Add(CodeGenHelper.Return(CodeGenHelper.MethodCall(CodeGenHelper.This(), "IsNull", CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), generatorTableVarName), generatorColumnPropNameInTable))));
                    rowClass.Members.Add(method);
                    name = MemberNameValidator.GenerateIdName("Set" + generatorColumnPropNameInRow + "Null", this.codeGenerator.CodeProvider, false);
                    CodeMemberMethod method2 = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), name, MemberAttributes.Public | MemberAttributes.Final);
                    method2.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Indexer(CodeGenHelper.This(), CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), generatorTableVarName), generatorColumnPropNameInTable)), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(Convert)), "DBNull")));
                    rowClass.Members.Add(method2);
                }
            }
        }
コード例 #19
0
        private void AddTypedRowByColumnsMethods(CodeTypeDeclaration dataTableClass)
        {
            DataTable dataTable = this.designTable.DataTable;
            ArrayList list      = new ArrayList();
            bool      flag      = false;

            for (int i = 0; i < dataTable.Columns.Count; i++)
            {
                if (!dataTable.Columns[i].AutoIncrement)
                {
                    list.Add(dataTable.Columns[i]);
                }
            }
            string             name    = NameHandler.FixIdName("Add" + this.rowClassName);
            GenericNameHandler handler = new GenericNameHandler(new string[] { name, columnValuesArrayName }, this.codeGenerator.CodeProvider);
            CodeMemberMethod   method  = CodeGenHelper.MethodDecl(CodeGenHelper.Type(this.rowConcreteClassName), name, MemberAttributes.Public | MemberAttributes.Final);
            CodeMemberMethod   method2 = CodeGenHelper.MethodDecl(CodeGenHelper.Type(this.rowConcreteClassName), name, MemberAttributes.Public | MemberAttributes.Final);

            DataColumn[] array = new DataColumn[list.Count];
            list.CopyTo(array, 0);
            for (int j = 0; j < array.Length; j++)
            {
                Type         dataType = array[j].DataType;
                DataRelation relation = this.FindParentRelation(array[j]);
                if (this.ChildRelationFollowable(relation))
                {
                    string generatorRowClassName = this.codeGenerator.TableHandler.Tables[relation.ParentTable.TableName].GeneratorRowClassName;
                    string originalName          = NameHandler.FixIdName("parent" + generatorRowClassName + "By" + relation.RelationName);
                    method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.Type(generatorRowClassName), handler.AddNameToList(originalName)));
                    method2.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.Type(generatorRowClassName), handler.GetNameFromList(originalName)));
                }
                else
                {
                    method.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.Type(dataType), handler.AddNameToList(this.codeGenerator.TableHandler.Tables[array[j].Table.TableName].DesignColumns[array[j].ColumnName].GeneratorColumnPropNameInRow)));
                    if (StringUtil.Empty(array[j].Expression))
                    {
                        method2.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.Type(dataType), handler.GetNameFromList(this.codeGenerator.TableHandler.Tables[array[j].Table.TableName].DesignColumns[array[j].ColumnName].GeneratorColumnPropNameInRow)));
                    }
                    else
                    {
                        flag = true;
                    }
                }
            }
            CodeStatement statement = CodeGenHelper.VariableDecl(CodeGenHelper.Type(this.rowConcreteClassName), NameHandler.FixIdName("row" + this.rowClassName), CodeGenHelper.Cast(CodeGenHelper.Type(this.rowConcreteClassName), CodeGenHelper.MethodCall(CodeGenHelper.This(), "NewRow")));

            method.Statements.Add(statement);
            method2.Statements.Add(statement);
            CodeExpression      exp        = CodeGenHelper.Variable(NameHandler.FixIdName("row" + this.rowClassName));
            CodeAssignStatement statement2 = new CodeAssignStatement {
                Left = CodeGenHelper.Property(exp, "ItemArray")
            };
            CodeArrayCreateExpression initExpr = new CodeArrayCreateExpression {
                CreateType = CodeGenHelper.GlobalType(typeof(object))
            };
            CodeArrayCreateExpression expression3 = new CodeArrayCreateExpression {
                CreateType = CodeGenHelper.GlobalType(typeof(object))
            };

            array = new DataColumn[dataTable.Columns.Count];
            dataTable.Columns.CopyTo(array, 0);
            for (int k = 0; k < array.Length; k++)
            {
                if (array[k].AutoIncrement)
                {
                    initExpr.Initializers.Add(CodeGenHelper.Primitive(null));
                    expression3.Initializers.Add(CodeGenHelper.Primitive(null));
                }
                else
                {
                    DataRelation relation2 = this.FindParentRelation(array[k]);
                    if (this.ChildRelationFollowable(relation2))
                    {
                        initExpr.Initializers.Add(CodeGenHelper.Primitive(null));
                        expression3.Initializers.Add(CodeGenHelper.Primitive(null));
                    }
                    else
                    {
                        initExpr.Initializers.Add(CodeGenHelper.Argument(handler.GetNameFromList(this.codeGenerator.TableHandler.Tables[array[k].Table.TableName].DesignColumns[array[k].ColumnName].GeneratorColumnPropNameInRow)));
                        if (StringUtil.Empty(array[k].Expression))
                        {
                            expression3.Initializers.Add(CodeGenHelper.Argument(handler.GetNameFromList(this.codeGenerator.TableHandler.Tables[array[k].Table.TableName].DesignColumns[array[k].ColumnName].GeneratorColumnPropNameInRow)));
                        }
                        else
                        {
                            expression3.Initializers.Add(CodeGenHelper.Primitive(null));
                        }
                    }
                }
            }
            method.Statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(object), 1), columnValuesArrayName, initExpr));
            method2.Statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(object), 1), columnValuesArrayName, expression3));
            for (int m = 0; m < array.Length; m++)
            {
                if (!array[m].AutoIncrement)
                {
                    DataRelation relation3 = this.FindParentRelation(array[m]);
                    if (this.ChildRelationFollowable(relation3))
                    {
                        string        str5       = NameHandler.FixIdName("parent" + this.codeGenerator.TableHandler.Tables[relation3.ParentTable.TableName].GeneratorRowClassName + "By" + relation3.RelationName);
                        CodeStatement statement3 = CodeGenHelper.If(CodeGenHelper.IdNotEQ(CodeGenHelper.Argument(handler.GetNameFromList(str5)), CodeGenHelper.Primitive(null)), CodeGenHelper.Assign(CodeGenHelper.Indexer(CodeGenHelper.Variable(columnValuesArrayName), CodeGenHelper.Primitive(m)), CodeGenHelper.Indexer(CodeGenHelper.Argument(handler.GetNameFromList(str5)), CodeGenHelper.Primitive(relation3.ParentColumns[0].Ordinal))));
                        method.Statements.Add(statement3);
                        method2.Statements.Add(statement3);
                    }
                }
            }
            statement2.Right = CodeGenHelper.Variable(columnValuesArrayName);
            method.Statements.Add(statement2);
            method2.Statements.Add(statement2);
            CodeExpression expression4 = CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.This(), "Rows"), "Add", exp);

            method.Statements.Add(expression4);
            method2.Statements.Add(expression4);
            method.Statements.Add(CodeGenHelper.Return(exp));
            method2.Statements.Add(CodeGenHelper.Return(exp));
            dataTableClass.Members.Add(method);
            if (flag)
            {
                dataTableClass.Members.Add(method2);
            }
        }
コード例 #20
0
        private void InitClassAndInitVarsMethods(out CodeMemberMethod initClassMethod, out CodeMemberMethod initVarsMethod)
        {
            initClassMethod = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), "InitClass", MemberAttributes.Private);
            initVarsMethod  = CodeGenHelper.MethodDecl(CodeGenHelper.GlobalType(typeof(void)), "InitVars", MemberAttributes.Assembly | MemberAttributes.Final);
            initVarsMethod.Parameters.Add(CodeGenHelper.ParameterDecl(CodeGenHelper.GlobalType(typeof(bool)), "initTable"));
            initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "DataSetName"), CodeGenHelper.Str(this.dataSet.DataSetName)));
            initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Prefix"), CodeGenHelper.Str(this.dataSet.Prefix)));
            if (namespaceProperty.ShouldSerializeValue(this.dataSet))
            {
                initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Namespace"), CodeGenHelper.Str(this.dataSet.Namespace)));
            }
            if (localeProperty.ShouldSerializeValue(this.dataSet))
            {
                initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "Locale"), CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(CultureInfo)), new CodeExpression[] { CodeGenHelper.Str(this.dataSet.Locale.ToString()) })));
            }
            if (caseSensitiveProperty.ShouldSerializeValue(this.dataSet))
            {
                initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "CaseSensitive"), CodeGenHelper.Primitive(this.dataSet.CaseSensitive)));
            }
            initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "EnforceConstraints"), CodeGenHelper.Primitive(this.dataSet.EnforceConstraints)));
            initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(CodeGenHelper.This(), "SchemaSerializationMode"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(SchemaSerializationMode)), this.dataSource.SchemaSerializationMode.ToString())));
            foreach (DesignTable table in this.codeGenerator.TableHandler.Tables)
            {
                CodeExpression expression = CodeGenHelper.Field(CodeGenHelper.This(), table.GeneratorTableVarName);
                if (this.TableContainsExpressions(table))
                {
                    initClassMethod.Statements.Add(CodeGenHelper.Assign(expression, CodeGenHelper.New(CodeGenHelper.Type(table.GeneratorTableClassName), new CodeExpression[] { CodeGenHelper.Primitive(false) })));
                }
                else
                {
                    initClassMethod.Statements.Add(CodeGenHelper.Assign(expression, CodeGenHelper.New(CodeGenHelper.Type(table.GeneratorTableClassName), new CodeExpression[0])));
                }
                initClassMethod.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Base(), "Tables"), "Add", expression));
                initVarsMethod.Statements.Add(CodeGenHelper.Assign(expression, CodeGenHelper.Cast(CodeGenHelper.Type(table.GeneratorTableClassName), CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.Base(), "Tables"), CodeGenHelper.Str(table.Name)))));
                initVarsMethod.Statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Variable("initTable"), CodeGenHelper.Primitive(true)), new CodeStatement[] { CodeGenHelper.If(CodeGenHelper.IdNotEQ(expression, CodeGenHelper.Primitive(null)), CodeGenHelper.Stm(CodeGenHelper.MethodCall(expression, "InitVars"))) }));
            }
            CodeExpression left = null;

            foreach (DesignTable table2 in this.codeGenerator.TableHandler.Tables)
            {
                DataTable dataTable = table2.DataTable;
                foreach (Constraint constraint in dataTable.Constraints)
                {
                    if (constraint is ForeignKeyConstraint)
                    {
                        ForeignKeyConstraint      constraint2 = (ForeignKeyConstraint)constraint;
                        CodeArrayCreateExpression expression3 = new CodeArrayCreateExpression(CodeGenHelper.GlobalType(typeof(DataColumn)), 0);
                        foreach (DataColumn column in constraint2.Columns)
                        {
                            expression3.Initializers.Add(CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), this.codeGenerator.TableHandler.Tables[column.Table.TableName].GeneratorTableVarName), this.codeGenerator.TableHandler.Tables[column.Table.TableName].DesignColumns[column.ColumnName].GeneratorColumnPropNameInTable));
                        }
                        CodeArrayCreateExpression expression4 = new CodeArrayCreateExpression(CodeGenHelper.GlobalType(typeof(DataColumn)), 0);
                        foreach (DataColumn column2 in constraint2.RelatedColumns)
                        {
                            expression4.Initializers.Add(CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), this.codeGenerator.TableHandler.Tables[column2.Table.TableName].GeneratorTableVarName), this.codeGenerator.TableHandler.Tables[column2.Table.TableName].DesignColumns[column2.ColumnName].GeneratorColumnPropNameInTable));
                        }
                        if (left == null)
                        {
                            initClassMethod.Statements.Add(CodeGenHelper.VariableDecl(CodeGenHelper.GlobalType(typeof(ForeignKeyConstraint)), "fkc"));
                            left = CodeGenHelper.Variable("fkc");
                        }
                        initClassMethod.Statements.Add(CodeGenHelper.Assign(left, CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(ForeignKeyConstraint)), new CodeExpression[] { CodeGenHelper.Str(constraint2.ConstraintName), expression4, expression3 })));
                        initClassMethod.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), this.codeGenerator.TableHandler.Tables[dataTable.TableName].GeneratorTableVarName), "Constraints"), "Add", left));
                        string field = constraint2.AcceptRejectRule.ToString();
                        string str2  = constraint2.DeleteRule.ToString();
                        string str3  = constraint2.UpdateRule.ToString();
                        initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(left, "AcceptRejectRule"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(constraint2.AcceptRejectRule.GetType()), field)));
                        initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(left, "DeleteRule"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(constraint2.DeleteRule.GetType()), str2)));
                        initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(left, "UpdateRule"), CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(constraint2.UpdateRule.GetType()), str3)));
                    }
                }
            }
            foreach (DesignRelation relation in this.codeGenerator.RelationHandler.Relations)
            {
                DataRelation dataRelation = relation.DataRelation;
                if (dataRelation != null)
                {
                    CodeArrayCreateExpression expression5 = new CodeArrayCreateExpression(CodeGenHelper.GlobalType(typeof(DataColumn)), 0);
                    string generatorTableVarName          = relation.ParentDesignTable.GeneratorTableVarName;
                    foreach (DataColumn column3 in dataRelation.ParentColumns)
                    {
                        expression5.Initializers.Add(CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), generatorTableVarName), this.codeGenerator.TableHandler.Tables[column3.Table.TableName].DesignColumns[column3.ColumnName].GeneratorColumnPropNameInTable));
                    }
                    CodeArrayCreateExpression expression6 = new CodeArrayCreateExpression(CodeGenHelper.GlobalType(typeof(DataColumn)), 0);
                    string str5 = relation.ChildDesignTable.GeneratorTableVarName;
                    foreach (DataColumn column4 in dataRelation.ChildColumns)
                    {
                        expression6.Initializers.Add(CodeGenHelper.Property(CodeGenHelper.Field(CodeGenHelper.This(), str5), this.codeGenerator.TableHandler.Tables[column4.Table.TableName].DesignColumns[column4.ColumnName].GeneratorColumnPropNameInTable));
                    }
                    CodeExpression expression7 = CodeGenHelper.Field(CodeGenHelper.This(), this.codeGenerator.RelationHandler.Relations[dataRelation.RelationName].GeneratorRelationVarName);
                    initClassMethod.Statements.Add(CodeGenHelper.Assign(expression7, CodeGenHelper.New(CodeGenHelper.GlobalType(typeof(DataRelation)), new CodeExpression[] { CodeGenHelper.Str(dataRelation.RelationName), expression5, expression6, CodeGenHelper.Primitive(false) })));
                    if (dataRelation.Nested)
                    {
                        initClassMethod.Statements.Add(CodeGenHelper.Assign(CodeGenHelper.Property(expression7, "Nested"), CodeGenHelper.Primitive(true)));
                    }
                    ExtendedPropertiesHandler.CodeGenerator = this.codeGenerator;
                    ExtendedPropertiesHandler.AddExtendedProperties(relation, expression7, initClassMethod.Statements, dataRelation.ExtendedProperties);
                    initClassMethod.Statements.Add(CodeGenHelper.MethodCall(CodeGenHelper.Property(CodeGenHelper.This(), "Relations"), "Add", expression7));
                    initVarsMethod.Statements.Add(CodeGenHelper.Assign(expression7, CodeGenHelper.Indexer(CodeGenHelper.Property(CodeGenHelper.This(), "Relations"), CodeGenHelper.Str(dataRelation.RelationName))));
                }
            }
            ExtendedPropertiesHandler.CodeGenerator = this.codeGenerator;
            ExtendedPropertiesHandler.AddExtendedProperties(this.dataSource, CodeGenHelper.This(), initClassMethod.Statements, this.dataSet.ExtendedProperties);
        }
コード例 #21
0
        protected void AddSetParameterStatements(DesignParameter parameter, string parameterName, DesignParameter isNullParameter, CodeExpression cmdExpression, int parameterIndex, int isNullParameterIndex, IList statements)
        {
            Type parameterUrtType    = this.GetParameterUrtType(parameter);
            CodeCastExpression right = new CodeCastExpression(parameterUrtType, CodeGenHelper.Argument(parameterName));

            right.UserData.Add("CastIsBoxing", true);
            CodeCastExpression expression2 = null;
            CodeCastExpression expression3 = null;

            if ((this.codeGenerator != null) && CodeGenHelper.IsGeneratingJSharpCode(this.codeGenerator.CodeProvider))
            {
                expression2 = new CodeCastExpression(typeof(int), CodeGenHelper.Primitive(0));
                expression2.UserData.Add("CastIsBoxing", true);
                expression3 = new CodeCastExpression(typeof(int), CodeGenHelper.Primitive(1));
                expression3.UserData.Add("CastIsBoxing", true);
            }
            else
            {
                expression2 = new CodeCastExpression(typeof(object), CodeGenHelper.Primitive(0));
                expression3 = new CodeCastExpression(typeof(object), CodeGenHelper.Primitive(1));
            }
            CodeExpression left        = CodeGenHelper.Property(CodeGenHelper.Indexer(CodeGenHelper.Property(cmdExpression, "Parameters"), CodeGenHelper.Primitive(parameterIndex)), "Value");
            CodeExpression expression5 = null;

            if (isNullParameter != null)
            {
                expression5 = CodeGenHelper.Property(CodeGenHelper.Indexer(CodeGenHelper.Property(cmdExpression, "Parameters"), CodeGenHelper.Primitive(isNullParameterIndex)), "Value");
            }
            int num = (isNullParameter == null) ? 1 : 2;

            CodeStatement[] trueStms  = new CodeStatement[num];
            CodeStatement[] falseStms = new CodeStatement[num];
            if (parameter.AllowDbNull && parameterUrtType.IsValueType)
            {
                right = new CodeCastExpression(parameterUrtType, CodeGenHelper.Property(CodeGenHelper.Argument(parameterName), "Value"));
                right.UserData.Add("CastIsBoxing", true);
                trueStms[0]  = CodeGenHelper.Assign(left, right);
                falseStms[0] = CodeGenHelper.Assign(left, CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(DBNull)), "Value"));
                if (isNullParameter != null)
                {
                    trueStms[1]  = trueStms[0];
                    falseStms[1] = falseStms[0];
                    trueStms[0]  = CodeGenHelper.Assign(expression5, expression2);
                    falseStms[0] = CodeGenHelper.Assign(expression5, expression3);
                }
                statements.Add(CodeGenHelper.If(CodeGenHelper.EQ(CodeGenHelper.Property(CodeGenHelper.Argument(parameterName), "HasValue"), CodeGenHelper.Primitive(true)), trueStms, falseStms));
            }
            else if (parameter.AllowDbNull && !parameterUrtType.IsValueType)
            {
                trueStms[0]  = CodeGenHelper.Assign(left, CodeGenHelper.Field(CodeGenHelper.GlobalTypeExpr(typeof(DBNull)), "Value"));
                falseStms[0] = CodeGenHelper.Assign(left, right);
                if (isNullParameter != null)
                {
                    trueStms[1]  = trueStms[0];
                    falseStms[1] = falseStms[0];
                    trueStms[0]  = CodeGenHelper.Assign(expression5, expression3);
                    falseStms[0] = CodeGenHelper.Assign(expression5, expression2);
                }
                statements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Argument(parameterName), CodeGenHelper.Primitive(null)), trueStms, falseStms));
            }
            else if (!parameter.AllowDbNull && !parameterUrtType.IsValueType)
            {
                CodeStatement[] statementArray3 = new CodeStatement[] { CodeGenHelper.Throw(CodeGenHelper.GlobalType(typeof(ArgumentNullException)), parameterName) };
                falseStms[0] = CodeGenHelper.Assign(left, right);
                if (isNullParameter != null)
                {
                    falseStms[1] = falseStms[0];
                    falseStms[0] = CodeGenHelper.Assign(expression5, expression2);
                }
                statements.Add(CodeGenHelper.If(CodeGenHelper.IdEQ(CodeGenHelper.Argument(parameterName), CodeGenHelper.Primitive(null)), statementArray3, falseStms));
            }
            else if (!parameter.AllowDbNull && parameterUrtType.IsValueType)
            {
                if (isNullParameter != null)
                {
                    statements.Add(CodeGenHelper.Assign(expression5, expression2));
                }
                statements.Add(CodeGenHelper.Assign(left, right));
            }
        }