Class: Droonga::NodeName

Inherits:
Object
  • Object
show all
Defined in:
lib/droonga/node_name.rb

Constant Summary collapse

DEFAULT_HOST = 
Socket.gethostname
DEFAULT_PORT = 
10031
DEFAULT_TAG = 
"droonga"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(components = {}) ⇒ NodeName

Returns a new instance of NodeName.



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# File 'lib/droonga/node_name.rb', line 56

def initialize(components={})
  if components.is_a?(self.class)
    node_name = components
    components = {
      :host => node_name.host,
      :port => node_name.port,
      :tag  => node_name.tag,
    }
  end

  @host = components[:host] || DEFAULT_HOST
  @port = components[:port] || DEFAULT_PORT
  @tag  = components[:tag]  || DEFAULT_TAG
end

Instance Attribute Details

#host ⇒ Object (readonly)

Returns the value of attribute host.



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# File 'lib/droonga/node_name.rb', line 52

def host
  @host
end

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/droonga/node_name.rb', line 53

def port
  @port
end

#tag ⇒ Object (readonly)

Returns the value of attribute tag.



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# File 'lib/droonga/node_name.rb', line 54

def tag
  @tag
end

Class Method Details

.parse(string) ⇒ Object 



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# File 'lib/droonga/node_name.rb', line 20

def parse(string)
  return string if string.is_a?(self)

  if /\A(.+):(\d+)\/([^.]+)\z/ =~ string
    components = {
      :host => $1,
      :port => $2.to_i,
      :tag  => $3,
    }
    new(components)
  else
    format = "${host_name}:${port_number}/${tag}"
    message = "node name must be <#{format}> format: <#{string}>"
    raise ArgumentError, message
  end
end

.valid?(string) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/droonga/node_name.rb', line 37

def valid?(string)
  begin
    parse(string)
    true
  rescue ArgumentError
    false
  end
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/droonga/node_name.rb', line 83

def ==(other)
  if other.is_a?(String)
    return to_s == other
  end
  other.is_a?(self.class) and to_a == other.to_a
end

#node ⇒ Object 



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# File 'lib/droonga/node_name.rb', line 75

def node
  "#{@host}:#{@port}/#{@tag}"
end

#to_a ⇒ Object 



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# File 'lib/droonga/node_name.rb', line 79

def to_a
  [@host, @port, @tag]
end

#to_s ⇒ Object 



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# File 'lib/droonga/node_name.rb', line 71

def to_s
  node
end