TransactionContextExtensions.cs

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// 
//  Copyright 2010-2015 Deveel
// 
//    Licensed under the Apache License, Version 2.0 (the "License");
//    you may not use this file except in compliance with the License.
//    You may obtain a copy of the License at
// 
//        http://www.apache.org/licenses/LICENSE-2.0
// 
//    Unless required by applicable law or agreed to in writing, software
//    distributed under the License is distributed on an "AS IS" BASIS,
//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//    See the License for the specific language governing permissions and
//    limitations under the License.
//

using System;

using Deveel.Data.Sql;
using Deveel.Data.Sql.Variables;

namespace Deveel.Data.Transactions {
    public static class TransactionContextExtensions {
        #region Variables

        public static bool IgnoreIdentifiersCase(this ITransactionContext transaction) {
            return transaction.GetBooleanVariable(TransactionSettingKeys.IgnoreIdentifiersCase);
        }

        public static void IgnoreIdentifiersCase(this ITransactionContext transaction, bool value) {
            transaction.SetBooleanVariable(TransactionSettingKeys.IgnoreIdentifiersCase, value);
        }

        public static bool ReadOnly(this ITransactionContext transaction) {
            return transaction.GetBooleanVariable(TransactionSettingKeys.ReadOnly);
        }

        public static void ReadOnly(this ITransactionContext transaction, bool value) {
            transaction.SetBooleanVariable(TransactionSettingKeys.ReadOnly, value);
        }

        public static bool AutoCommit(this ITransactionContext transaction) {
            return transaction.GetBooleanVariable(TransactionSettingKeys.AutoCommit);
        }

        public static void AutoCommit(this ITransactionContext transaction, bool value) {
            transaction.SetBooleanVariable(TransactionSettingKeys.AutoCommit, value);
        }

        public static void CurrentSchema(this ITransactionContext transaction, string schemaName) {
            transaction.SetStringVariable(TransactionSettingKeys.CurrentSchema, schemaName);
        }

        public static string CurrentSchema(this ITransactionContext transaction) {
            return transaction.GetStringVariable(TransactionSettingKeys.CurrentSchema);
        }

        public static bool ErrorOnDirtySelect(this ITransactionContext transaction) {
            return transaction.GetBooleanVariable(TransactionSettingKeys.ErrorOnDirtySelect);
        }

        public static void ErrorOnDirtySelect(this ITransactionContext transaction, bool value) {
            transaction.SetBooleanVariable(TransactionSettingKeys.ErrorOnDirtySelect, value);
        }

        public static QueryParameterStyle ParameterStyle(this ITransactionContext transaction) {
            var styleString = transaction.GetStringVariable(TransactionSettingKeys.ParameterStyle);
            if (String.IsNullOrEmpty(styleString))
                return QueryParameterStyle.Default;

            return (QueryParameterStyle)Enum.Parse(typeof(QueryParameterStyle), styleString, true);
        }

        public static void ParameterStyle(this ITransactionContext transaction, QueryParameterStyle value) {
            if (value == QueryParameterStyle.Default)
                return;

            var styleString = value.ToString();
            transaction.SetStringVariable(TransactionSettingKeys.ParameterStyle, styleString);
        }

        public static void ParameterStyle(this ITransactionContext transaction, string value) {
            if (String.IsNullOrEmpty(value))
                throw new ArgumentNullException("value");

            var style = (QueryParameterStyle)Enum.Parse(typeof(QueryParameterStyle), value, true);
            transaction.ParameterStyle(style);
        }

        #endregion
    }
}