#region Apache Notice
/*****************************************************************************
 * $Header: $
 * $Revision: 408164 $
 * $Date: 2006-05-21 14:27:09 +0200 (dim., 21 mai 2006) $
 *
 * iBATIS.NET Data Mapper
 * Copyright (C) 2004 - Gilles Bayon
 *
 *
 * 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

using System.Collections.Specialized;
using System.Xml;
using IBatisNet.Common.Xml;
using IBatisNet.DataMapper.Configuration.Sql.Dynamic.Elements;
using IBatisNet.DataMapper.Scope;

namespace IBatisNet.DataMapper.Configuration.Serializers
{
    /// <summary>
    /// IsNotNullDeSerializer.
    /// </summary>
    public sealed class IsNotNullDeSerializer : IDeSerializer
    {
        private ConfigurationScope _configScope = null;

        /// <summary>
        ///
        /// </summary>
        /// <param name="configScope"></param>
        public IsNotNullDeSerializer(ConfigurationScope configScope)
        {
            _configScope = configScope;
        }

        #region IDeSerializer Members

        /// <summary>
        /// Deserialize a IsNotNull object
        /// </summary>
        /// <param name="node"></param>
        /// <returns></returns>
        public SqlTag Deserialize(XmlNode node)
        {
            IsNotNull isNotNull = new IsNotNull(_configScope.DataExchangeFactory.AccessorFactory);

            NameValueCollection prop = NodeUtils.ParseAttributes(node, _configScope.Properties);
            isNotNull.Prepend = NodeUtils.GetStringAttribute(prop, "prepend");
            isNotNull.Property = NodeUtils.GetStringAttribute(prop, "property");

            return isNotNull;
        }

        #endregion
    }
}
