public void ReadExternal(IMemento memento, ExternalizeContext context)
{
_saveTo = memento.ReadSerializable("ExternalizableProxy.SaveTo") as Action <T, IMemento, ExternalizeContext>;
_loadFrom = memento.ReadSerializable("ExternalizableProxy.LoadFrom") as Func <IMemento, ExternalizeContext, T>;
_real = _loadFrom(memento, context);
}
public static Bar LoadBar(IMemento mem, ExternalizeContext context)
{
var ret = new Bar();
ret.Value = mem.ReadInt("Value");
return(ret);
}
// ========================================
// method
// ========================================
public void WriteExternal(IMemento memento, ExternalizeContext context)
{
memento.SetConstructorParamKeys(new[] { "ExternalizableProxy.SaveTo", "ExternalizableProxy.LoadFrom" });
memento.WriteSerializable("ExternalizableProxy.SaveTo", _saveTo);
memento.WriteSerializable("ExternalizableProxy.LoadFrom", _loadFrom);
_saveTo(_real, memento, context);
}
public static void SaveFoo(Foo foo, IMemento mem, ExternalizeContext context)
{
mem.WriteInt("Value", foo.Value);
mem.WriteExternalizable(
"Bar",
new BarProxy(foo.Bar, SaveBar, LoadBar)
);
}
public static Foo LoadFoo(IMemento mem, ExternalizeContext context)
{
var ret = new Foo();
ret.Value = mem.ReadInt("Value");
var barProxy = mem.ReadExternalizable("Bar") as BarProxy;
ret.Bar = barProxy.Real;
return(ret);
}
public virtual void ReadExternal(IMemento memento, ExternalizeContext context)
{
_value = memento.ReadInt("Value");
_foo = memento.ReadExternalizable("Foo") as Foo;
}
public virtual void WriteExternal(IMemento memento, ExternalizeContext context)
{
memento.WriteInt("Value", _value);
memento.WriteExternalizable("Foo", _foo);
}
public virtual void ReadExternal(IMemento memento, ExternalizeContext context)
{
_value = memento.ReadInt("Value");
_bar = memento.ReadExternalizable("Bar") as Bar;
}
public static void SaveBar(Bar bar, IMemento mem, ExternalizeContext context)
{
mem.WriteInt("Value", bar.Value);
}
// --- load ---
public object Load(IMemento memento, MementoFilter mementoFilter)
{
var context = new ExternalizeContext(this, null, mementoFilter);
return(context.CreateExternalizable((Memento)memento));
}
// ========================================
// method
// ========================================
// --- save ---
public IMemento Save(object externalizable, ExternalizableFilter externalizableFilter)
{
var context = new ExternalizeContext(this, externalizableFilter, null);
return(context.CreateMemento(externalizable));
}
