Class: KStor::Message

Inherits:
Object
  • Object
show all
Defined in:
lib/kstor/message.rb

Overview

A user request or response.

Direct Known Subclasses

LoginRequest, Response, SessionRequest

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(type, args) ⇒ Message

Returns a new instance of Message.



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# File 'lib/kstor/message.rb', line 22

def initialize(type, args)
  @type = type
  @args = args
end

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/kstor/message.rb', line 20

def args
  @args
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/kstor/message.rb', line 19

def type
  @type
end

Class Method Details

.parse_request(str) ⇒ LoginRequest, SessionRequest

Parse a user request, freshly arrived from the network.

Parameters:

  • str (String) —

    serialized request

Returns:

Raises:



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# File 'lib/kstor/message.rb', line 40

def self.parse_request(str)
  data = JSON.parse(str)
  if data.key?('login') && data.key?('password')
    LoginRequest.new(
      data['login'], data['password'],
      data['type'], data['args']
    )
  elsif data.key?('session_id')
    SessionRequest.new(
      data['session_id'], data['type'], data['args']
    )
  else
    raise RequestMissesAuthData
  end
end

Instance Method Details

#serialize ⇒ Object 



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# File 'lib/kstor/message.rb', line 31

def serialize
  to_h.to_json
end

#to_h ⇒ Object 



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# File 'lib/kstor/message.rb', line 27

def to_h
  { 'type' => @type, 'args' => @args }
end