ExecutionContext.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.Tables;

namespace Deveel.Data.Sql {
    public sealed class ExecutionContext : IDisposable {
        public ExecutionContext(IRequest request) {
            if (request == null)
                throw new ArgumentNullException("request");

            Request = request;
        }

        public IRequest Request { get; private set; }

        public ITable Result { get; private set; }

        public bool HasResult { get; private set; }

        public bool HasTermination { get; private set; }

        public void SetResult(ITable result) {
            if (result != null) {
                Result = result;
                HasResult = true;
            }
        }

        public void SetResult(int value) {
            SetResult(FunctionTable.ResultTable(Request, value));
        }

        public void Terminate() {
            HasTermination = true;
        }

        public void Dispose() {
            Request = null;
        }
    }
}