#region Apache Notice
/*****************************************************************************
* $Revision: 374175 $
* $LastChangedDate: 2008-10-11 23:26:43 +0200 (sam., 11 oct. 2008) $
* $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;
using IBatisNet.Common.Utilities.Objects;
using IBatisNet.Common.Utilities.Objects.Members;
using IBatisNet.DataMapper.Configuration.ParameterMapping;
using IBatisNet.DataMapper.Configuration.ResultMapping;
namespace IBatisNet.DataMapper.DataExchange{
/// <summary>
/// IDataExchange implementation for .NET object
/// </summary>
public sealed class DotNetObjectDataExchange : BaseDataExchange
{
private Type _parameterClass = null;
/// <summary>
/// Cosntructor
/// </summary>
/// <param name="dataExchangeFactory"></param>
/// <param name="parameterClass"></param>
public DotNetObjectDataExchange(Type parameterClass, DataExchangeFactory dataExchangeFactory)
: base(dataExchangeFactory)
{
_parameterClass = parameterClass;
}
#region IDataExchange Members
/// <summary>
/// Gets the data to be set into a IDataParameter.
/// </summary>
/// <param name="mapping"></param>
/// <param name="parameterObject"></param>
public override object GetData(ParameterProperty mapping, object parameterObject)
{
if (mapping.IsComplexMemberName || _parameterClass!=parameterObject.GetType())
{
return ObjectProbe.GetMemberValue(parameterObject, mapping.PropertyName,
this.DataExchangeFactory.AccessorFactory);
}
else
{
return mapping.GetAccessor.Get(parameterObject);
}
}
/// <summary>
/// Sets the value to the result property.
/// </summary>
/// <param name="mapping"></param>
/// <param name="target"></param>
/// <param name="dataBaseValue"></param>
public override void SetData(ref object target, ResultProperty mapping, object dataBaseValue)
{
Type targetType = target.GetType();
if ((targetType != _parameterClass)
&& !targetType.IsSubclassOf(_parameterClass)
&& !_parameterClass.IsAssignableFrom(targetType))
{
throw new ArgumentException("Could not set value in class '" + target.GetType() + "' for property '" + mapping.PropertyName + "' of type '" + mapping.MemberType + "'");
}
if ( mapping.IsComplexMemberName)
{
ObjectProbe.SetMemberValue(target, mapping.PropertyName, dataBaseValue,
this.DataExchangeFactory.ObjectFactory,
this.DataExchangeFactory.AccessorFactory);
}
else
{
mapping.SetAccessor.Set(target, dataBaseValue);
}
}
/// <summary>
/// Sets the value to the parameter property.
/// </summary>
/// <remarks>Use to set value on output parameter</remarks>
/// <param name="mapping"></param>
/// <param name="target"></param>
/// <param name="dataBaseValue"></param>
public override void SetData(ref object target, ParameterProperty mapping, object dataBaseValue)
{
if (mapping.IsComplexMemberName)
{
ObjectProbe.SetMemberValue(target, mapping.PropertyName, dataBaseValue,
this.DataExchangeFactory.ObjectFactory,
this.DataExchangeFactory.AccessorFactory);
}
else
{
ISetAccessorFactory setAccessorFactory = this.DataExchangeFactory.AccessorFactory.SetAccessorFactory;
ISetAccessor _setAccessor = setAccessorFactory.CreateSetAccessor(_parameterClass, mapping.PropertyName);
_setAccessor.Set(target, dataBaseValue);
}
}
#endregion
}
}
|