/// <summary>
/// Mapping配置实体类型。
/// </summary>
/// <param name="type"></param>
/// <param name="element"></param>
/// <returns></returns>
public object Mapping(Type type, XElement element, IConvertCaseStrategy convertCaseStrategy)
{
// 获取mappinger选择器
IMappinger mappinger = MappingerSelector.Get(type, convertCaseStrategy);
convertCaseStrategy = convertCaseStrategy ?? new DefaultConvertCaseStrategy();
// 如果不是entity，直接执行返回值
if (!(mappinger is EntityMappinger))
{
mappinger.ConvertCaseStrategy = convertCaseStrategy;
return(mappinger.Mapping(element, type));
}
// 创建实例
var instance = Activator.CreateInstance(type);
// 创建 mapping
ITypeMapping typeMapping = MappingFactory.CreateMapping(type, element, convertCaseStrategy);
// 执行
typeMapping.Apply(instance);
return(instance);
}
public object Mapping(XElement element, Type type)
{
var listType = typeof(List <>);
var arrayType = type.GetElementType();
listType = listType.MakeGenericType(arrayType);
IMappinger mappinger = MappingerSelector.Get(listType, ConvertCaseStrategy);
var list = mappinger.Mapping(element, listType);
return((Array)listType.GetMethod("ToArray").Invoke(list, null));
}
/// <summary>
/// 根据类型选择不同的Mappinger
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static IMappinger Get(Type type, IConvertCaseStrategy convertCaseStrategy)
{
var canMappingers = _mappingers.Where(i => i.IsCanMapping(type)).ToList();
if (canMappingers.Count > 1)
{
throw new SuperConfigException($"出现多个Mapping选择器！");
}
IMappinger mappinger = canMappingers.Count == 0 ? new EntityMappinger() : canMappingers.First();
mappinger.ConvertCaseStrategy = convertCaseStrategy;
return(mappinger);
}
/// <summary>
/// 获取key value值
/// </summary>
/// <param name="element"></param>
/// <param name="mappinger"></param>
/// <param name="type"></param>
/// <param name="name"></param>
/// <returns></returns>
private object GetValue(XElement element, IMappinger mappinger, Type type, string name)
{
var attribute = element.Attributes().Where(i => i.Name == name).FirstOrDefault();
if (attribute != null)
{
return(attribute.Value);
}
var ele = element.Elements().Where(i => i.Name == name).FirstOrDefault();
if (ele != null)
{
return(mappinger.Mapping(ele, type));
}
return(null);
}
public MappingForElement(XElement element, PropertyInfo property, IMappinger mappinger)
{
_element = element;
_property = property;
_mappinger = mappinger;
}
