private static void AssertObjectConfig(IocConfig.ObjectConfig config, string configId)
{
if (config == null)
{
throw new Exception(string.Concat("找不到id为“", configId, "”的配置项"));
}
}
private static void SetProperties(IocConfig.ObjectConfig item, object inst)
{
List <IocConfig.PropertySetting> props = item.Properties;
if (props.Count > 0)
{
Type instType = inst.GetType();
foreach (IocConfig.PropertySetting prop in props)
{
PropertyInfo propInfo = instType.GetProperty(prop.Name, BindingFlags.Static |
BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic |
BindingFlags.IgnoreCase);
if (propInfo != null && propInfo.CanWrite)
{
object value = null;
if (!string.IsNullOrWhiteSpace(prop.RefId))
{
//TODO
}
else
{
if (propInfo.PropertyType.IsEnum)
{
value = Enum.Parse(propInfo.PropertyType, prop.Value.ToString(), true);
}
else
{
value = Convert.ChangeType(prop.Value, propInfo.PropertyType);
}
}
propInfo.SetValue(inst, value);
}
}
}
}
/// <summary>
/// 根据对象配置信息构建构造参数数组
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
private static object[] BuildConstructorArgs(IocConfig.ObjectConfig item)
{
if (item.RefConstructorParams.Count > 0)
{
List <object> result = new List <object>();
result.AddRange(item.ConstructorParams);
foreach (object refItem in item.RefConstructorParams)
{
if (refItem is IocConfig.RefObjectSetting)
{
IocConfig.RefObjectSetting ros = refItem as IocConfig.RefObjectSetting;
object refObj = GetObjectById(ros.RefId);
result.Insert(ros.Index, refObj);
}
else if (refItem is IocConfig.RefListObjectSetting)
{
IocConfig.RefListObjectSetting rlos = refItem as IocConfig.RefListObjectSetting;
rlos.List.Clear();
foreach (string itemRefId in rlos.ItemList)
{
object refObj = GetObjectById(itemRefId);
rlos.List.Add(refObj);
}
if (!rlos.IsArray)
{
result.Insert(rlos.Index, rlos.List);
}
else
{
Type genericType = Type.GetType("System.Object", true, true);
Type listType = rlos.List.GetType();
Type[] argTypes = listType.GetGenericArguments();
if (argTypes != null && argTypes.Length > 0)
{
genericType = argTypes[0];
}
Array paramArray = Array.CreateInstance(genericType, rlos.List.Count);
rlos.List.CopyTo(paramArray, 0);
result.Insert(rlos.Index, paramArray);
}
}
}
return(result.ToArray());
}
else
{
return(item.ConstructorParams.ToArray());
}
}
public static T GetObjectById <T>(string objectId)
{
IocConfig.ObjectConfig item = IocConfig.GetObjectConfig(objectId);
AssertObjectConfig(item, objectId);
object[] cps = BuildConstructorArgs(item);
T result = GetObject <T>(item.Class, cps);
SetProperties(item, result);
return(result);
}