/// <summary>
/// 动态创建对象, 并注入字段和属性
/// </summary>
/// <param name="provider">服务提供程序</param>
/// <param name="instanceType">待创建的对象类型</param>
/// <param name="parameters">额外构造参数</param>
/// <returns></returns>
public static object CreateInstance(this IServiceProvider provider, Type instanceType, params object[] parameters)
{
var obj = ActivatorUtilities.CreateInstance(provider, instanceType, parameters);
if (obj != null)
{
provider.Autowired(obj);
}
return(obj);
}
/// <summary>
/// 从服务中获取对象或动态创建对象, 并注入字段和属性
/// </summary>
/// <param name="serviceProvider">服务提供程序</param>
/// <param name="type">待获取或创建的对象类型</param>
/// <returns></returns>
public static object GetServiceOrCreateInstance(this IServiceProvider serviceProvider, Type type)
{
if (serviceProvider == null)
{
return(Activator.CreateInstance(type));
}
var obj = ActivatorUtilities.GetServiceOrCreateInstance(serviceProvider, type);
if (obj != null)
{
serviceProvider.Autowired(obj);
}
return(obj);
}
