#region Copyright
/*
 * Copyright 2005-2015 the Seasar Foundation and the Others.
 *
 * 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.
 */
#endregion

#if NHIBERNATE_NULLABLES

using System;
using Nullables;

namespace Seasar.Extension.ADO.Types
{
    public abstract class NHibernateNullableBaseType : BaseValueType
    {
        protected override object GetBindValue(object value)
        {
            if (value == null)
            {
                return DBNull.Value;
            }
            INullableType ret = value as INullableType;
            if (ret == null)
            {
                return value;
            }
            if (!ret.HasValue)
            {
                return DBNull.Value;
            }
            return ret.Value;
        }
    }
}

#endif