public static FactoryDao CreateInstance(String connectionString)
{
if (instance != null)
{
throw new Exception("already allocaion!");
}
instance = new FactoryDao(connectionString);
return(instance);
}
public void AllocResource(object obj)
{
var fields = from field in obj.GetType().GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)
let attrs = field.GetCustomAttributes()
from attr in attrs
where attr is ResourceDao
select field;
Parallel.ForEach(fields, field =>
{
ImplementDao impl = field.ReflectedType.GetCustomAttribute(typeof(ImplementDao)) as ImplementDao;
field.SetValue(obj, FactoryDao.GetInstance().GetDao(impl.ClassName));
});
}
public Allocation()
{
var fields = from field in this.GetType().GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)
let attrs = field.GetCustomAttributes()
from attr in attrs
where attr is ResourceDao
select field;
foreach (var field in fields)
{
ImplementDao impl = field.FieldType.GetCustomAttribute(typeof(ImplementDao)) as ImplementDao;
field.SetValue(this, FactoryDao.GetInstance().GetDao(impl.ClassName));
}
}