#region Apache Notice
/*****************************************************************************
* $Revision: 374175 $
* $LastChangedDate: 2006-04-25 19:40:27 +0200 (mar., 25 avr. 2006) $
* $LastChangedBy: gbayon $
*
* iBATIS.NET Data Mapper
* Copyright (C) 2006/2005 - The Apache Software Foundation
*
*
* 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.Data;
using IBatisNet.DataMapper.Configuration.ResultMapping;
using IBatisNet.DataMapper.Scope;
namespace IBatisNet.DataMapper.MappedStatements.ResultStrategy{
/// <summary>
/// <see cref="IResultStrategy"/> implementation when
/// a 'resultMap' attribute is specified.
/// </summary>
public sealed class ResultMapStrategy : BaseStrategy, IResultStrategy
{
#region IResultStrategy Members
/// <summary>
/// Processes the specified <see cref="IDataReader"/>
/// when a ResultMap is specified on the statement.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="reader">The reader.</param>
/// <param name="resultObject">The result object.</param>
public object Process(RequestScope request, ref IDataReader reader, object resultObject)
{
object outObject = resultObject;
IResultMap resultMap = request.CurrentResultMap.ResolveSubMap(reader);
if (outObject == null)
{
object[] parameters = null;
if (resultMap.Parameters.Count > 0)
{
parameters = new object[resultMap.Parameters.Count];
// Fill parameters array
for (int index = 0; index < resultMap.Parameters.Count; index++)
{
ResultProperty resultProperty = resultMap.Parameters[index];
parameters[index] = resultProperty.ArgumentStrategy.GetValue(request, resultProperty, ref reader, null);
}
}
outObject = resultMap.CreateInstanceOfResult(parameters);
}
// For each Property in the ResultMap, set the property in the object
for (int index = 0; index < resultMap.Properties.Count; index++)
{
ResultProperty property = resultMap.Properties[index];
property.PropertyStrategy.Set(request, resultMap, property, ref outObject, reader, null);
}
return outObject;
}
#endregion
}
}
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