diff options
| -rw-r--r-- | lib/edoors/room.rb | 104 |
1 files changed, 87 insertions, 17 deletions
diff --git a/lib/edoors/room.rb b/lib/edoors/room.rb index 5936e27..5da1a7f 100644 --- a/lib/edoors/room.rb +++ b/lib/edoors/room.rb @@ -29,12 +29,21 @@ module Edoors # class Room < Iota # + # creates a Room object from the arguments. + # + # @param [String] n the name of this Room + # @param [Iota] p the parent + # def initialize n, p super n, p @iotas = {} @links = {} end # + # called by JSON#generate to serialize the Room object into JSON data + # + # @param [Array] a belongs to JSON generator + # def to_json *a { 'kls' => self.class.name, @@ -44,6 +53,12 @@ module Edoors }.to_json *a end # + # creates a Room object from a JSON data + # + # @param [Hash] o belongs to JSON parse + # + # @raise Edoors::Exception if the json kls attribute is wrong + # def self.json_create o raise Edoors::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name room = self.new o['name'], o['parent'] @@ -58,33 +73,65 @@ module Edoors room end # - def self.from_particle_data p, s + # creates a Room object from the data of a particle + # + # @param [Particle] p the Particle to get Room attributes from + # + def self.from_particle p, s Edoors::Room.new(p.get_data(Edoors::IOTA_NAME), s) end # - def add_iota s - raise Edoors::Exception.new "Iota #{s.name} already has #{s.parent.name} as parent" if not s.parent.nil? and s.parent!=self - raise Edoors::Exception.new "Iota #{s.name} already exists in #{path}" if @iotas.has_key? s.name - s.parent = self if s.parent.nil? - @iotas[s.name]=s + # adds the given Iota to this Room + # + # @param [Iota] i the Iota to add + # + # @raise Edoors::Exception if i already has a parent or if a Iota with the same name already exists + # + def add_iota i + raise Edoors::Exception.new "Iota #{i.name} already has #{i.parent.name} as parent" if not i.parent.nil? and i.parent!=self + raise Edoors::Exception.new "Iota #{i.name} already exists in #{path}" if @iotas.has_key? i.name + i.parent = self if i.parent.nil? + @iotas[i.name]=i end # + # adds the given Link to this Room + # + # @param [Link] l the Link to add + # + # @raise Edoors::Exception if the link source can't be found in this Room + # def add_link l l.door = @iotas[l.src] raise Edoors::Exception.new "Link source #{l.src} does not exist in #{path}" if l.door.nil? (@links[l.src] ||= [])<< l end # + # forward the call to each children + # + # @see Spin#spin! called on system bootup + # def start! puts " * start #{path}" if @spin.debug_routing @iotas.values.each do |iota| iota.start! end end # + # forward the call to each children + # + # @see Spin#spin! called on system shutdown + # def stop! puts " * stop #{path}" if @spin.debug_routing @iotas.values.each do |iota| iota.stop! end end # + # search through all children for a matching Iota + # + # @param [String] spath the full path of the earch Iota + # + # @return [Iota] if found + # + # @see Particle#initialize used to transform @src and @dst JSON data into refrences + # def search_down spath return self if spath==path return nil if (spath=~/^#{path}\/(\w+)\/?/)!=0 @@ -95,17 +142,17 @@ module Edoors nil end # + # search for a matching link + # + # @param [Particle] p the Particle searching for a matching link + # def _try_links p puts " -> try_links ..." if @spin.debug_routing links = @links[p.src.name] return false if links.nil? pending_link = nil - apply_link = false links.each do |link| - apply_link = link.cond_fields.nil? # unconditional link - p.set_link_fields link.cond_fields if not apply_link - if apply_link or (p.link_value==link.cond_value) - # link matches ! + if p.link_with? link if pending_link p2 = @spin.require_p p.class p2.clone_data p @@ -117,12 +164,16 @@ module Edoors end if pending_link p.apply_link! pending_link - _send false, p + _send p end pending_link end private :_try_links # + # route the given Particle + # + # @param [Particle] p the Particle to be routed + # def _route p if p.room.nil? or p.room==path if door = @iotas[p.door] @@ -138,7 +189,12 @@ module Edoors end private :_route # - def _send sys, p + # send the given Particle + # + # @param [Particle] p the Particle to send + # @param [Boolean] sys if true send to system Particle fifo + # + def _send p, sys=false if not sys and p.src.nil? # do not route non system orphan particles !! p.error! Edoors::ERROR_ROUTE_NS, @spin @@ -166,25 +222,39 @@ module Edoors end private :_send # + # send the given Particle to user Particle fifo + # + # @param [Particle] p the Particle to send + # def send_p p puts " * send_p #{(p.next_dst.nil? ? 'no dst' : p.next_dst)} ..." if @spin.debug_routing - _send false, p + _send p puts " -> #{p.dst.path}#{Edoors::ACT_SEP}#{p.action}" if @spin.debug_routing @spin.post_p p end # + # send the given Particle to system Particle fifo + # + # @param [Particle] p the Particle to send + # def send_sys_p p puts " * send_sys_p #{(p.next_dst.nil? ? 'no dst' : p.next_dst)} ..." if @spin.debug_routing - _send true, p + _send p, true puts " -> #{p.dst.path}#{Edoors::ACT_SEP}#{p.action}" if @spin.debug_routing @spin.post_sys_p p end # + # process the given system Particle + # + # @param [Particle] p the Particle to be processed + # + # @note the Particle is automatically released + # def process_sys_p p if p.action==Edoors::SYS_ACT_ADD_LINK - add_link Edoors::Link.from_particle_data p + add_link Edoors::Link.from_particle p elsif p.action==Edoors::SYS_ACT_ADD_ROOM - Edoors::Room.from_particle_data p, self + Edoors::Room.from_particle p, self end @spin.release_p p end |