Class: Lobster::Serialization::RoomSerializer

Inherits:
Serializer
  • Object
show all
Defined in:
lib/lobster/serialization/room_serializer.rb

Overview

Transforms a room to and from its marshaled format.

Instance Method Summary collapse

Instance Method Details

#add_to(engine) ⇒ nil

This method is abstract.

Adds the serializer to an engine.

Parameters:

Returns:

  • (nil) 

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# File 'lib/lobster/serialization/room_serializer.rb', line 15

def add_to(engine)
  engine.add_serializer(self, Lobster::Room)
end

#deserialize(data, type, engine, *args) ⇒ Object

Creates a room from its marshaled format.

Parameters:

  • data (Object) —

    Room in its marshaled format.

  • type (Class) —

    Type of object that should be created.

  • engine (SerializationEngine) —

    Engine performing the serialization. Use this to de-serialize other types of objects.

  • args —

    Extra information that might be need for de-serializing.

Returns:

  • (Object) —

    Newly created instance of the room representative of its marshaled format.


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# File 'lib/lobster/serialization/room_serializer.rb', line 44

def deserialize(data, type, engine, *args)
  # Raise a format error if any of the keys are missing.
  validate_structure(data, {
                         :id          => Lobster::Uuid,
                         :name        => String,
                         :description => String,
                         :owner       => Lobster::Uuid,
                         :creation    => Time,
                         :hidden      => :Boolean
                         }, {
                         :topic       => String,
                         :script      => Lobster::Uuid
                         })

  id       = engine.deserialize_inner(data[:id], Lobster::Uuid)
  creation = engine.deserialize_inner(data[:creation], Time)
  room     = Lobster::Room.new(id, creation)

  room.name        = data[:name]
  room.description = data[:description]
  room.topic       = data[:topic]
  room.script_id   = engine.deserialize_inner(data[:script], Lobster::Uuid)
  room.owner_id    = engine.deserialize_inner(data[:owner], Lobster::Uuid)
  room.hidden      = data[:hidden]

  room
end

#serialize(obj, engine) ⇒ Object

Converts a room to its marshaled format.

Parameters:

  • obj (Room) —

    Room to serialize.

  • engine (SerializationEngine) —

    Engine performing the serialization. Use this to serialize other types of objects.

Returns:

  • (Object) —

    Room marshaled to its simplest form.


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# File 'lib/lobster/serialization/room_serializer.rb', line 24

def serialize(obj, engine)
  {
      :id          => engine.serialize_inner(obj.id),
      :name        => obj.name,
      :description => obj.description,
      :topic       => obj.topic,
      :script      => engine.serialize_inner(obj.script_id),
      :owner       => engine.serialize_inner(obj.owner_id),
      :creation    => engine.serialize_inner(obj.creation),
      :hidden      => obj.hidden?
  }
end