public static object invokeSetter(object instance, string key, object value, IConvertSystem converter)
{
Type instanceType = instance.GetType();
PropertyInfo propertyInfo = instanceType.GetProperty(key);
if (null != propertyInfo)
{
if (!propertyInfo.CanWrite)
{
return(null);
}
object oldValue = (propertyInfo.CanRead) ? (propertyInfo.GetValue(instance, null) ?? value) : value;
propertyInfo.SetValue(instance, (null == converter) ? value : converter.ConvertTo(value, propertyInfo.PropertyType, null), null);
return(oldValue);
}
else
{
FieldInfo fieldInfo = instanceType.GetField(key);
if (null == fieldInfo)
{
return(null);
}
object oldValue = propertyInfo.GetValue(instance, null) ?? value;
fieldInfo.SetValue(instance, (null == converter) ? value : converter.ConvertTo(value, propertyInfo.PropertyType, null));
return(oldValue);
}
}
/// <summary>
/// 创建type实例，将properties中的值注入到实例中
/// </summary>
/// <returns>创建的实例</returns>
public static object CreateObjectFromProperites(IProperties properties, Type type, IConvertSystem convertSystem)
{
if (null == type)
{
return(null);
}
if (null == properties)
{
return(null);
}
if (!type.IsClass && !type.IsValueType)
{
return(null);
}
if (type.IsAbstract)
{
return(null);
}
ConstructorInfo constructorInfo = type.GetConstructor(Type.EmptyTypes);
if (null == constructorInfo)
{
return(null);
}
object instance = constructorInfo.Invoke(new object[] { });
foreach (KeyValuePair <string, object> kp in properties)
{
invokeSetter(instance, kp.Key, kp.Value, convertSystem);
}
return(instance);
}
