iotas release 0.0.5v0.0.5

22 files changed, 11 insertions, 2120 deletions

diff --git a/Changelog b/Changelog
index 4efa001..54dfb06 100644
--- a/Changelog
+++ b/Changelog
@@ -1,14 +1,4 @@
-2012-06-02 Jérémy Zurcher <jeremy@asynk.ch>
-	* release : 0.0.4
-	* simplify routing algorithm
-	* allow direct routing through Door#send_p action parameter
-
-2012-05-24 Jérémy Zurcher <jeremy@asynk.ch>
-	* release : 0.0.3
-	* change routing algo, use Spin@world hash when door is not found locally
-
-2012-05-18 Jérémy Zurcher <jeremy@asynk.ch>
-	* first release : v0.0.2
-
-2012-05-01 Jérémy Zurcher <jeremy@asynk.ch>
-	* Project creation
+2012-06-13 Jérémy Zurcher <jeremy@asynk.ch>
+	* this project has been renamed edoors-ruby
+	* https://github.com/jeremyz/edoors-ruby
+	* https://github.com/jeremyz/edoors C/efl WIP
diff --git a/Gemfile.lock b/Gemfile.lock
index 9aa3532..755b46c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    iotas (0.0.1)
+    iotas (0.0.5)
       json
 
 GEM
diff --git a/README.md b/README.md
index 0c097ed..bfc633e 100644
--- a/README.md
+++ b/README.md
@@ -2,17 +2,7 @@
     by Jérémy Zurcher
     http://asynk.ch
 
-## DESCRIPTION:
-
-* a ruby rewrite of [evenja](http://www.revena.com/evenja) C++ application framework concept
-
-## FEATURES/PROBLEMS:
-[![Build Status](https://secure.travis-ci.org/jeremyz/iotas.png)](http://travis-ci.org/jeremyz/iotas)
-
-## SYNOPSIS:
-
-* experimental material, we'll see where it leads
-
-## LICENSE:
-
-[AGPL](http://www.gnu.org/licenses/agpl-3.0.html)
+2012-06-13
+	* this project has been renamed edoors-ruby
+	* https://github.com/jeremyz/edoors-ruby
+	* https://github.com/jeremyz/edoors C/efl WIP
diff --git a/iotas.gemspec b/iotas.gemspec
index e9afddf..cbec0da 100644
--- a/iotas.gemspec
+++ b/iotas.gemspec
@@ -9,7 +9,7 @@ Gem::Specification.new do |s|
     s.version = Iotas::VERSION
     s.authors = ["Jérémy Zurcher"]
     s.email = ["jeremy@asynk.ch"]
-    s.homepage = "http://github.com/jeremyz/iotas"
+    s.homepage = "http://github.com/jeremyz/edoors-ruby"
     s.summary = %q{ruby rewrite of C++ application framework evenja (http://www.revena.com/evenja)}
     s.description = %q{Evenja propose a data centric paradigm. A traditional programm composed of many functions
     is decomposed into small autonomous modifications applied on the data implemented in different instances of Door base class.
diff --git a/lib/iotas.rb b/lib/iotas.rb
deleted file mode 100644
index fe837b4..0000000
--- a/lib/iotas.rb
+++ /dev/null
@@ -1,51 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-require 'version'
-#
-module Iotas
-    #
-    PATH_SEP = '/'.freeze
-    LINK_SEP = ','.freeze
-    ACT_SEP = '?'.freeze
-    #
-    ACT_GET = 'get'.freeze
-    ACT_ERROR = 'error'.freeze
-    #
-    SYS_ACT_HIBERNATE = 'hibernate'.freeze
-    SYS_ACT_ADD_LINK = 'sys_add_link'.freeze
-    #
-    FIELD_ERROR_MSG     = 'edoors_error'.freeze
-    FIELD_HIBERNATE_PATH= 'hibernate_path'.freeze
-    #
-    class Exception < ::Exception; end
-    #
-end
-#
-require 'json'
-require 'iotas/particle'
-require 'iotas/iota'
-require 'iotas/room'
-require 'iotas/spin'
-require 'iotas/door'
-require 'iotas/board'
-require 'iotas/link'
-#
-# EOF
diff --git a/lib/iotas/board.rb b/lib/iotas/board.rb
deleted file mode 100644
index 9371354..0000000
--- a/lib/iotas/board.rb
+++ /dev/null
@@ -1,69 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    ACT_FOLLOW = 'follow'.freeze
-    #
-    class Board < Door
-        #
-        def initialize n, p
-            super n, p
-            @postponed = {}
-        end
-        #
-        def to_json *a
-            {
-                'kls'       => self.class.name,
-                'name'      => @name,
-                'postponed' => @postponed
-            }.merge(hibernate!).to_json *a
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            board = self.new o['name'], o['parent']
-            o['postponed'].each do |link_value,particle|
-                board.process_p Iotas::Particle.json_create(particle.merge!('spin'=>board.spin))
-            end
-            board.resume! o
-            board
-        end
-        #
-        def process_p p
-            @viewer.receive_p p if @viewer
-            if p.action!=Iotas::ACT_ERROR
-                p2 = @postponed[p.link_value] ||= p
-                return if p2==p
-                @postponed.delete p.link_value
-                p,p2 = p2,p if p.action==Iotas::ACT_FOLLOW
-                p.merge! p2
-            end
-            @saved = p
-            receive_p p
-            garbage if not @saved.nil?
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/door.rb b/lib/iotas/door.rb
deleted file mode 100644
index da4f498..0000000
--- a/lib/iotas/door.rb
+++ /dev/null
@@ -1,94 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    class Door < Iota
-        #
-        def initialize n, p
-            super n, p
-            @saved = nil
-        end
-        #
-        def to_json *a
-            {
-                'kls'   => self.class.name,
-                'name'  => @name
-            }.merge(hibernate!).to_json *a
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            door = self.new o['name'], o['parent']
-            door.resume! o
-            door
-        end
-        #
-        def require_p p_kls
-            @spin.require_p p_kls
-        end
-        #
-        def release_p p
-            @saved=nil if @saved==p     # particle is released, all is good
-            @spin.release_p p
-        end
-        #
-        def garbage
-            puts " ! #{path} didn't give back #{@saved}" if @spin.debug_errors
-            puts "\t#{@saved.data Iotas::FIELD_ERROR_MSG}" if @saved.action==Iotas::ACT_ERROR
-            release_p @saved
-            @saved = nil
-        end
-        #
-        def process_p p
-            @viewer.receive_p p if @viewer
-            @saved = p
-            receive_p p
-            garbage if not @saved.nil?
-        end
-        #
-        def process_sys_p p
-            # nothing todo with it now
-            @spin.release_p p
-        end
-        #
-        def _send sys, p, a=nil, d=nil
-            p.init! self
-            p.set_dst! a, d||self if a
-            @saved=nil if @saved==p # particle is sent back the data, all is good
-            # daddy will know what to do
-            sys ? @parent.send_sys_p(p) : @parent.send_p(p)
-        end
-        private :_send
-        #
-        def send_p p, a=nil, d=nil
-            _send false, p, a, d
-        end
-        #
-        def send_sys_p p, a=nil, d=nil
-            _send true, p, a, d
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/iota.rb b/lib/iotas/iota.rb
deleted file mode 100644
index 133a6dd..0000000
--- a/lib/iotas/iota.rb
+++ /dev/null
@@ -1,67 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    class Iota
-        #
-        def initialize n, p
-            raise Iotas::Exception.new "Iota name #{n} is not valid" if n.include? Iotas::PATH_SEP
-            @name   = n     # unique in it's room
-            @parent = p     # single direct parent
-            @viewer = nil   # particle going through that position will be sent there readonly
-            @path = ( @parent ? @parent.path+Iotas::PATH_SEP : '') + @name
-            @spin = ( @parent ? @parent.spin : self )
-            if @parent
-                @parent.add_iota self
-                @spin.add_to_world self if @spin.is_a? Iotas::Spin
-            end
-        end
-        #
-        attr_reader :name, :path, :spin
-        attr_accessor :viewer, :parent
-        #
-        def start!
-            # override this to initialize your object on system start
-        end
-        #
-        def stop!
-            # override this to initialize your object on system stop
-        end
-        #
-        def hibernate!
-            # override this to save your object state on hibernate
-            {}
-        end
-        #
-        def resume! o
-            # override this to restore your object state on resume
-        end
-        #
-        def receive_p p
-            raise NoMethodError.new "receive_p(p) must be overridden"
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/link.rb b/lib/iotas/link.rb
deleted file mode 100644
index 073ca1f..0000000
--- a/lib/iotas/link.rb
+++ /dev/null
@@ -1,70 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    LNK_SRC     = 'edoors_lnk_src'.freeze
-    LNK_DSTS    = 'edoors_lnk_dsts'.freeze
-    LNK_FIELDS  = 'edoors_lnk_fields'.freeze
-    LNK_CONDF   = 'edoors_lnk_condf'.freeze
-    LNK_CONDV   = 'edoors_lnk_condv'.freeze
-    #
-    class Link
-        #
-        def initialize src, dsts, fields=nil, cond_fields=nil, cond_value=nil
-            @src = src                      # link source name
-            @dsts = dsts                    # , separated destinations to apply to the particle on linking success
-            @fields = fields                # , separated fields to apply to the particle on linking success
-            @cond_fields = cond_fields      # , separated fields used to generate the link value with particle payload
-            @cond_value = cond_value        # value which will be compared to the particle link value to link or not
-            @door = nil                     # pointer to the source
-        end
-        #
-        def to_json *a
-            {
-                'kls'           => self.class.name,
-                'src'           => @src,
-                'dsts'          => @dsts,
-                'fields'        => @fields,
-                'cond_fields'   => @cond_fields,
-                'cond_value'    => @cond_value
-            }.to_json *a
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            self.new o['src'], o['dsts'], o['fields'], o['cond_fields'], o['cond_value']
-        end
-        #
-        def self.from_particle_data p
-            Iotas::Link.new(p.get_data(Iotas::LNK_SRC), p.get_data(Iotas::LNK_DSTS),
-                                p.get_data(Iotas::LNK_FIELDS), p.get_data(Iotas::LNK_CONDF),
-                                p.get_data(Iotas::LNK_CONDV))
-        end
-        #
-        attr_accessor :door
-        attr_reader :src, :dsts, :fields, :cond_fields, :cond_value
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/particle.rb b/lib/iotas/particle.rb
deleted file mode 100644
index 79cebfb..0000000
--- a/lib/iotas/particle.rb
+++ /dev/null
@@ -1,231 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-require 'time'
-#
-module Iotas
-    #
-    class Particle
-        #
-        def initialize o={}
-            @ts = Time.now      # creation time
-            @src = nil          # Iota where it's originated from
-            @dst = nil          # Iota where it's heading to
-            @room = nil         # Room path part of the current destination
-            @door = nil         # Door path part of the current destination
-            @action = nil       # action part of the current destination
-            @link_value = nil   # the value computed with the link_fields values extracted from the payload
-                                # used for pearing Particles in Boards and linking in routing process
-            @dsts = []          # fifo of path?action strings where to travel to
-            @link_fields = []   # the fields used to generate the link value
-            @payload = {}       # the actual data carried by this particle
-            @merged = []        # list of merged particles
-            #
-            if not o.empty?
-                @ts = Time.parse(o['ts']) if o['ts']
-                @room = o['room']
-                @door = o['door']
-                @action = o['action']
-                @payload = o['payload']||{}
-                @src = o['spin'].search_down o['src'] if o['src']
-                @dst = o['spin'].search_down o['dst'] if o['dst']
-                o['dsts'].each do |dst| add_dsts dst end if o['dsts']
-                set_link_fields *o['link_fields'] if o['link_fields']
-                o['merged'].each do |particle|
-                    merge! Particle.json_create(particle.merge!('spin'=>o['spin']))
-                end if o['merged']
-            end
-        end
-        #
-        def to_json *a
-            {
-                'kls'           => self.class.name,
-                'ts'            => @ts,
-                'src'           => (@src ? @src.path : nil ),
-                'dst'           => (@dst ? @dst.path : nil ),
-                'room'          => @room,
-                'door'          => @door,
-                'action'        => @action,
-                'dsts'          => @dsts,
-                'link_fields'   => @link_fields,
-                'payload'       => @payload,
-                'merged'        => @merged
-            }.to_json *a
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            self.new o
-        end
-        #
-        # called when released
-        def reset!
-            @ts = @src = @dst = @room = @door = @action = @link_value = nil
-            @dsts.clear
-            @link_fields.clear
-            @payload.clear
-            @merged.clear
-        end
-        #
-        # called when sent
-        def init! src
-            @src = src
-            @ts = Time.now
-            @dst = @room = @door = @action = nil
-        end
-        #
-        attr_reader :ts, :src, :dst, :room, :door, :action, :link_value, :payload
-        #
-        # routing
-        #
-        def next_dst
-            @dsts[0]
-        end
-        #
-        def clear_dsts!
-            @dsts.clear
-        end
-        #
-        def add_dsts dsts
-            dsts.split(Iotas::LINK_SEP).each do |dst|
-                if dst.empty? or dst[0]==Iotas::PATH_SEP or dst[0]==Iotas::PATH_SEP  or dst=~/\/\?/\
-                    or dst=~/\/{2,}/ or dst=~/\s+/ or dst==Iotas::ACT_SEP
-                    raise Iotas::Exception.new "destination #{dst} is not acceptable"
-                end
-                @dsts << dst
-            end
-        end
-        #
-        def add_dst a, d=''
-            add_dsts d+Iotas::ACT_SEP+a
-        end
-        #
-        def set_dst! a, d
-            @action = a
-            if d.is_a? Iotas::Iota
-                @dst = d
-            else
-                _split_path! d
-            end
-        end
-        #
-        def split_dst!
-            @dst = @room = @door = @action = nil
-            return if (n = next_dst).nil?
-            p, @action = n.split Iotas::ACT_SEP
-            _split_path! p
-        end
-        #
-        def _split_path! p
-            i = p.rindex Iotas::PATH_SEP
-            if i.nil?
-                @room = nil
-                @door = p
-            else
-                @room = p[0..i-1]
-                @door = p[i+1..-1]
-            end
-            @door = nil if @door.empty?
-        end
-        private :_split_path!
-        #
-        def dst_routed! dst
-            @dst = dst
-            @dsts.shift
-        end
-        #
-        def error! e, dst=nil
-            @action = Iotas::ACT_ERROR
-            @dst = dst||@src
-            @payload[Iotas::FIELD_ERROR_MSG]=e
-        end
-        #
-        def apply_link! lnk
-            init! lnk.door
-            clear_dsts!
-            add_dsts lnk.dsts
-            set_link_fields lnk.fields
-        end
-        #
-        # data manipulation
-        #
-        def []=  k, v
-            @payload[k]=v
-            compute_link_value! if @link_fields.include? k
-        end
-        #
-        def set_data k, v
-            @payload[k] = v
-            compute_link_value! if @link_fields.include? k
-        end
-        #
-        def []  k
-            @payload[k]
-        end
-        #
-        def get_data k
-            @payload[k]
-        end
-        alias :data :get_data
-        #
-        def clone_data p
-            @payload = p.payload.clone
-        end
-        #
-        # link value and fields
-        #
-        def set_link_fields *args
-            @link_fields.clear if not @link_fields.empty?
-            args.compact!
-            args.each do |lfs|
-                lfs.split(',').each do |lf|
-                    @link_fields << lf
-                end
-            end
-            compute_link_value!
-        end
-        #
-        def compute_link_value!
-            @link_value = @link_fields.inject('') { |s,lf| s+=@payload[lf].to_s if @payload[lf]; s }
-        end
-        #
-        # merge particles management
-        #
-        def merge! p
-            @merged << p
-        end
-        #
-        def merged i
-            @merged[i]
-        end
-        #
-        def merged_shift
-            @merged.shift
-        end
-        #
-        def clear_merged!
-            @merged.clear
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/room.rb b/lib/iotas/room.rb
deleted file mode 100644
index 7ffc5f4..0000000
--- a/lib/iotas/room.rb
+++ /dev/null
@@ -1,190 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    ERROR_ROUTE_NS      = 'routing error: no source'.freeze
-    ERROR_ROUTE_RRWD    = 'routing error: right room, wrong door'.freeze
-    ERROR_ROUTE_DNE     = 'routing error: does not exists'.freeze
-    ERROR_ROUTE_NDNL    = 'routing error: no destination, no link'.freeze
-    ERROR_ROUTE_SND     = 'routing error: system no destination'.freeze
-    #
-    class Room < Iota
-        #
-        def initialize n, p
-            super n, p
-            @iotas = {}
-            @links = {}
-        end
-        #
-        def to_json *a
-            {
-                'kls'   => self.class.name,
-                'name'  => @name,
-                'iotas' => @iotas,
-                'links' => @links
-            }.to_json *a
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            room = self.new o['name'], o['parent']
-            o['iotas'].each do |name,iota|
-                eval( iota['kls'] ).json_create(iota.merge!('parent'=>room))
-            end
-            o['links'].each do |src,links|
-                links.each do |link|
-                    room.add_link Iotas::Link.json_create(link)
-                end
-            end
-            room
-        end
-        #
-        def add_iota s
-            raise Iotas::Exception.new "Iota #{s.name} already has #{s.parent.name} as parent" if not s.parent.nil? and s.parent!=self
-            raise Iotas::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
-        end
-        #
-        def add_link l
-            l.door = @iotas[l.src]
-            raise Iotas::Exception.new "Link source #{l.src} does not exist in #{path}" if l.door.nil?
-            (@links[l.src] ||= [])<< l
-        end
-        #
-        def start!
-            puts " * start #{path}" if @spin.debug_routing
-            @iotas.values.each do |iota| iota.start! end
-        end
-        #
-        def stop!
-            puts " * stop #{path}" if @spin.debug_routing
-            @iotas.values.each do |iota| iota.stop! end
-        end
-        #
-        def search_down spath
-            return self if spath==path
-            return nil if (spath=~/^#{path}\/(\w+)\/?/)!=0
-            if iota = @iotas[$1]
-                return iota if iota.path==spath    # needed as Door doesn't implement #search_down
-                return iota.search_down spath
-            end
-            nil
-        end
-        #
-        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 pending_link
-                        p2 = @spin.require_p p.class
-                        p2.clone_data p
-                        p2.apply_link! link
-                        send_p p2
-                    end
-                    pending_link = link
-                end
-            end
-            if pending_link
-                p.apply_link! pending_link
-                _send false, p
-            end
-            pending_link
-        end
-        private :_try_links
-        #
-        def _route p
-            if p.room.nil? or p.room==path
-                if door = @iotas[p.door]
-                    p.dst_routed! door
-                else
-                    p.error! Iotas::ERROR_ROUTE_RRWD
-                end
-            elsif door = @spin.search_world(p.room+Iotas::PATH_SEP+p.door)
-                p.dst_routed! door
-            else
-                p.error! Iotas::ERROR_ROUTE_DNE
-            end
-        end
-        private :_route
-        #
-        def _send sys, p
-            if not sys and p.src.nil?
-                # do not route non system orphan particles !!
-                p.error! Iotas::ERROR_ROUTE_NS, @spin
-            elsif p.dst
-                # direct routing through pointer
-                return
-            elsif p.door
-                # direct routing through path
-                _route p
-            elsif p.next_dst
-                p.split_dst!
-                if p.door
-                    _route p
-                elsif not sys
-                    # boomerang
-                    p.dst_routed! p.src
-                elsif p.action
-                    p.dst_routed! @spin
-                end
-            elsif not sys and _try_links p
-                return
-            else
-                p.error!( sys ? Iotas::ERROR_ROUTE_SND : Iotas::ERROR_ROUTE_NDNL)
-            end
-        end
-        private :_send
-        #
-        def send_p p
-            puts " * send_p #{(p.next_dst.nil? ? 'no dst' : p.next_dst)} ..." if @spin.debug_routing
-            _send false, p
-            puts "   -> #{p.dst.path}#{Iotas::ACT_SEP}#{p.action}" if @spin.debug_routing
-            @spin.post_p p
-        end
-        #
-        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
-            puts "   -> #{p.dst.path}#{Iotas::ACT_SEP}#{p.action}" if @spin.debug_routing
-            @spin.post_sys_p p
-        end
-        #
-        def process_sys_p p
-            if p.action==Iotas::SYS_ACT_ADD_LINK
-                add_link Iotas::Link.from_particle_data p
-            end
-            @spin.release_p p
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/iotas/spin.rb b/lib/iotas/spin.rb
deleted file mode 100644
index 1f3c180..0000000
--- a/lib/iotas/spin.rb
+++ /dev/null
@@ -1,159 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
-#
-# This file is part of iotas.
-#
-# iotas is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# iotas is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with iotas.  If not, see <http://www.gnu.org/licenses/>.
-
-#
-module Iotas
-    #
-    class Spin < Room
-        #
-        def initialize n, o={}
-            super n, nil
-            #
-            @pool       = {}    # per particle class free list
-            @world      = {}    # global iotas index
-            @sys_fifo   = []    # system particles fifo list
-            @app_fifo   = []    # application particles fifo list
-            #
-            @run = false
-            @hibernation    = o['hibernation']||false
-            @hibernate_path = 'iotas-hibernate-'+n+'.json'
-            @debug_errors   = o[:debug_errors]||o['debug_errors']||false
-            @debug_routing  = o[:debug_routing]||o['debug_routing']||false
-            #
-            if not o.empty?
-                o['iotas'].each do |name,iota|
-                    Iotas::Room.json_create(iota.merge!('parent'=>self))
-                end if o['iotas']
-                o['app_fifo'].each do |particle|
-                    @app_fifo << Iotas::Particle.json_create(particle.merge!('spin'=>self))
-                end if o['app_fifo']
-                o['sys_fifo'].each do |particle|
-                    @sys_fifo <<  Iotas::Particle.json_create(particle.merge!('spin'=>self))
-                end if o['sys_fifo']
-            end
-        end
-        #
-        attr_accessor :run, :hibernate_path, :debug_errors, :debug_routing
-        #
-        def to_json *a
-            {
-                'kls'           => self.class.name,
-                'timestamp'     => Time.now,
-                'name'          => @name,
-                'hibernation'   => @hibernation,
-                'iotas'         => @iotas,
-                'sys_fifo'      => @sys_fifo,
-                'app_fifo'      => @app_fifo,
-                'debug_errors'  => @debug_errors,
-                'debug_routing' => @debug_routing
-            }.to_json(*a)
-        end
-        #
-        def self.json_create o
-            raise Iotas::Exception.new "JSON #{o['kls']} != #{self.name}" if o['kls'] != self.name
-            self.new o['name'], o
-        end
-        #
-        def add_to_world iota
-            @world[iota.path] = iota
-        end
-        #
-        def search_world path
-            @world[path]
-        end
-        #
-        def clear!
-            @iotas.clear
-            @pool.clear
-            @sys_fifo.clear
-            @app_fifo.clear
-        end
-        #
-        #
-        def release_p p
-            # hope there is no circular loop
-            while p2=p.merged_shift
-                release_p p2
-            end
-            p.reset!
-            ( @pool[p.class] ||= [] ) << p
-        end
-        #
-        def require_p p_kls
-            l = @pool[p_kls]
-            return p_kls.new if l.nil?
-            p = l.pop
-            return p_kls.new if p.nil?
-            p
-        end
-        #
-        def post_p p
-            @app_fifo << p
-        end
-        #
-        def post_sys_p p
-            @sys_fifo << p
-        end
-        #
-        def process_sys_p p
-            if p.action==Iotas::SYS_ACT_HIBERNATE
-                stop!
-                hibernate! p[FIELD_HIBERNATE_PATH]
-            else
-                super p
-            end
-        end
-        #
-        def spin!
-            @iotas.values.each do |iota| iota.start! end unless @hibernation
-            @run = true
-            @hibernation = false
-            while @run and (@sys_fifo.length>0 or @app_fifo.length>0)
-                while @run and @sys_fifo.length>0
-                    p = @sys_fifo.shift
-                    p.dst.process_sys_p p
-                end
-                while @run and @app_fifo.length>0
-                    p = @app_fifo.shift
-                    p.dst.process_p p
-                    break
-                end
-            end
-            @iotas.values.each do |iota| iota.stop! end unless @hibernation
-        end
-        #
-        def stop!
-            @run=false
-        end
-        #
-        def hibernate! path=nil
-            @hibernation = true
-            File.open(path||@hibernate_path,'w') do |f| f << JSON.pretty_generate(self) end
-        end
-        #
-        def self.resume! path
-            self.json_create JSON.load File.open(path,'r') { |f| f.read }
-        end
-        #
-    end
-    #
-end
-#
-# EOF
diff --git a/lib/version.rb b/lib/version.rb
index b4567e2..345e370 100644
--- a/lib/version.rb
+++ b/lib/version.rb
@@ -21,7 +21,7 @@
 #
 module Iotas
     #
-    VERSION = "0.0.4"
+    VERSION = "0.0.5"
     #
 end
 #
diff --git a/spec/board_spec.rb b/spec/board_spec.rb
deleted file mode 100644
index 0499778..0000000
--- a/spec/board_spec.rb
+++ /dev/null
@@ -1,92 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Board do
-    #
-    before (:all) do
-        @spin = Iotas::Spin.new 'dom0'
-    end
-    #
-    before(:each) do
-        @spin.clear!
-    end
-    #
-    it "require_p release_p" do
-        board = Iotas::Board.new 'hell', @spin
-        p0 = board.require_p Iotas::Particle
-        p1 = board.require_p Iotas::Particle
-        (p0===p1).should be_false
-        board.release_p p0
-        p2 = board.require_p Iotas::Particle
-        (p0===p2).should be_true
-    end
-    #
-    it "particle wait and merge" do
-        p0 = Iotas::Particle.new
-        p0['k0'] = 'v0'
-        p0['k1'] = 'neither'
-        p0['k2'] = 'v2'
-        p0.set_link_fields 'k0,k2'
-        p0.link_value.should eql 'v0v2'
-        p1 = Iotas::Particle.new
-        p1['k0'] = 'v0'
-        p1['k1'] = 'nore'
-        p1['k2'] = 'v2'
-        p1.set_link_fields 'k0,k2'
-        p1.link_value.should eql 'v0v2'
-        P0 = p0
-        P1 = p1
-        class Board0 < Iotas::Board
-            attr_reader :ok, :follow
-            def receive_p p
-                @ok = false
-                case p.action
-                when Iotas::ACT_FOLLOW
-                    @follow = true
-                    @ok = (p===P0 and p.merged(0)===P1)
-                else
-                    @follow = false
-                    @ok = (p===P1 and p.merged(0)===P0)
-                end
-            end
-        end
-        b0 = Board0.new 'door0', @spin
-        b0.process_p p0
-        p0.merged(0).should be_nil
-        b0.process_p p1
-        b0.ok.should be_true
-        b0.follow.should be_false
-        #
-        p1.merged_shift
-        #
-        b0.process_p p0
-        p0.merged(0).should be_nil
-        # need to set it to p0 too, so case in Board0 is ok
-        p0.add_dst Iotas::ACT_FOLLOW
-        p0.split_dst!
-        p1.add_dst Iotas::ACT_FOLLOW
-        p1.split_dst!
-        b0.process_p p1
-        b0.ok.should be_true
-        b0.follow.should be_true
-    end
-    #
-    it "board->json->board" do
-        board = Iotas::Board.new 'hell', @spin
-        p0 = Iotas::Particle.new
-        p1 = Iotas::Particle.new
-        p1['v0']=0
-        p1.set_link_fields 'v0'
-        board.process_p p0
-        board.process_p p1
-        hell = Iotas::Board.json_create( JSON.load( JSON.generate(board) ) )
-        board.name.should eql hell.name
-        JSON.generate(board).should eql JSON.generate(hell)
-    end
-    #
-end
-#
-# EOF
diff --git a/spec/door_spec.rb b/spec/door_spec.rb
deleted file mode 100644
index 43b98a1..0000000
--- a/spec/door_spec.rb
+++ /dev/null
@@ -1,95 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Door do
-    #
-    before (:all) do
-        @spin = Iotas::Spin.new 'dom0'
-    end
-    #
-    before(:each) do
-        @spin.clear!
-    end
-    #
-    it "require_p release_p" do
-        door = Iotas::Door.new 'hell', @spin
-        p0 = door.require_p Iotas::Particle
-        p1 = door.require_p Iotas::Particle
-        (p0===p1).should be_false
-        door.release_p p0
-        p2 = door.require_p Iotas::Particle
-        (p0===p2).should be_true
-    end
-    #
-    it "NoMethodError when receive_p not overridden" do
-        class Door0 < Iotas::Door
-        end
-        f = Fake.new 'fake', @spin
-        d0 = Door0.new 'door0', f
-        p0 = d0.require_p Iotas::Particle
-        lambda { d0.process_p p0 }.should raise_error(NoMethodError)
-    end
-    #
-    it "send_p, send_sys_p, release_p and release of lost particles" do
-        class Door0 < Iotas::Door
-            def receive_p p
-                case p.action
-                when 'RELEASE'
-                    release_p p
-                when 'SEND'
-                    send_p p
-                when 'SEND_SYS'
-                    send_sys_p p
-                else
-                    # lost!!
-                end
-            end
-        end
-        f = Fake.new 'fake', @spin
-        d0 = Door0.new 'door0', f
-        p0 = d0.require_p Iotas::Particle
-        #
-        p0.add_dst 'SEND'
-        p0.split_dst!
-        d0.process_p p0
-        f.p.should eql p0
-        p0.clear_dsts!
-        #
-        p0.add_dst 'SEND_SYS'
-        p0.split_dst!
-        d0.process_p p0
-        f.sp.should eql p0
-        p0.clear_dsts!
-        #
-        p0.add_dst 'RELEASE'
-        p0.split_dst!
-        d0.process_p p0
-        p1 = d0.require_p Iotas::Particle
-        p1.should be p0
-        p0.clear_dsts!
-        #
-        p0.add_dst 'LOST'
-        p0.split_dst!
-        d0.process_p p0
-        p1 = d0.require_p Iotas::Particle
-        p1.should be p0
-        p0.clear_dsts!
-        #
-        d0.process_sys_p p0
-        p1 = @spin.require_p Iotas::Particle
-        p1.should be p0
-    end
-    #
-    it "door->json->door" do
-        door = Iotas::Door.new 'hell', @spin
-        hell = Iotas::Door.json_create( JSON.load( JSON.generate(door) ) )
-        door.name.should eql hell.name
-        JSON.generate(door).should eql JSON.generate(hell)
-    end
-    #
-end
-#
-# EOF
diff --git a/spec/link_spec.rb b/spec/link_spec.rb
deleted file mode 100644
index 6120677..0000000
--- a/spec/link_spec.rb
+++ /dev/null
@@ -1,38 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Link do
-    #
-    it "from particle data" do
-        @spin = Iotas::Spin.new 'dom0'
-        p = @spin.require_p Iotas::Particle
-        p.set_data Iotas::LNK_SRC, 'input1'
-        p.set_data Iotas::LNK_DSTS, 'concat1?follow,output1'
-        p.set_data Iotas::LNK_FIELDS, 'f0,f2'
-        p.set_data Iotas::LNK_CONDF, 'f0,f1,f2'
-        p.set_data Iotas::LNK_CONDV, 'v0v1v2'
-        lnk = Iotas::Link.from_particle_data p
-        lnk.src.should eql 'input1'
-        lnk.dsts.should eql 'concat1?follow,output1'
-        lnk.fields.should eql 'f0,f2'
-        lnk.cond_fields.should eql 'f0,f1,f2'
-        lnk.cond_value.should eql 'v0v1v2'
-    end
-    #
-    it "link->json->link" do
-        link = Iotas::Link.new  'input1', 'concat1?follow,output1', 'f0,f2', 'f0,f1,f2', 'v0v1v2'
-        lnk = Iotas::Link.json_create( JSON.load( JSON.generate(link) ) )
-        link.src.should eql lnk.src
-        link.dsts.should eql lnk.dsts
-        link.fields.should eql lnk.fields
-        link.cond_fields.should eql lnk.cond_fields
-        link.cond_value.should eql lnk.cond_value
-        JSON.generate(link).should eql JSON.generate(lnk)
-    end
-    #
-end
-#
-# EOF
diff --git a/spec/particle_spec.rb b/spec/particle_spec.rb
deleted file mode 100644
index a10a9f9..0000000
--- a/spec/particle_spec.rb
+++ /dev/null
@@ -1,257 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Particle do
-    #
-    it "payload manipulation" do
-        p = Iotas::Particle.new
-        #
-        p['key']=666
-        p['key'].should eql 666
-        p.data('key').should eql 666
-        p.get_data('key').should eql 666
-        #
-        p.set_data 'key', 69
-        p['key'].should eql 69
-        p.data('key').should eql 69
-        p.get_data('key').should eql 69
-    end
-    #
-    it "payload clone" do
-        p = Iotas::Particle.new
-        p['k00'] = { 'k0'=>0,'k1'=>1}
-        p['k11'] = [1,2,3]
-        o = Iotas::Particle.new
-        o.clone_data p
-        p['k00']=nil
-        p['k00'].should be_nil
-        o['k00']['k0'].should eql 0
-        o['k00']['k1'].should eql 1
-        p['k11']=nil
-        p['k11'].should be_nil
-        o['k11'][0].should eql 1
-        o['k11'][1].should eql 2
-        o['k11'][2].should eql 3
-    end
-    #
-    it "particle merge" do
-        p = Iotas::Particle.new
-        q = Iotas::Particle.new
-        o = Iotas::Particle.new
-        p.merge! q
-        p.merge! o
-        p.merged(0).should be q
-        p.merged(1).should be o
-        p.merged(2).should be_nil
-        p.merged_shift.should be q
-        p.merged(0).should be o
-        p.merged(1).should be_nil
-        p.merged_shift.should be o
-        p.merged(0).should be_nil
-        p.merge! q
-        p.merge! o
-        p.merged(0).should be q
-        p.merged(1).should be o
-        p.clear_merged!
-        p.merged(0).should be_nil
-    end
-    #
-    it "routing: add_dsts, next_dst and dst_routed!" do
-        p = Iotas::Particle.new
-        d0 = Iotas::Door.new 'door0', nil
-        d1 = Iotas::Door.new 'door1', nil
-        p.dst.should be_nil
-        p.next_dst.should be_nil
-        p.add_dsts 'some?where,room0/room1/door?action,room/door,door'
-        p.next_dst.should eql 'some?where'
-        p.dst_routed! d0
-        p.dst.should be d0
-        p.next_dst.should eql 'room0/room1/door?action'
-        p.dst_routed! d1
-        p.dst.should be d1
-        p.next_dst.should eql 'room/door'
-        p.dst_routed! nil
-        p.dst.should be_nil
-        p.next_dst.should eql 'door'
-    end
-    #
-    it "wrong path should raise exeption" do
-        p = Iotas::Particle.new
-        lambda { p.add_dst 'action', '/room' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst 'action', 'room/' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst '', 'room/' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst 'action', 'room//door' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst ' ' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst ' ', '' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst 'f f' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst '', ' d' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst '' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst '', '' }.should raise_error(Iotas::Exception)
-        lambda { p.add_dst nil }.should raise_error(TypeError)
-        lambda { p.add_dst 'action', nil }.should raise_error(NoMethodError)
-    end
-    #
-    it "routing: set_dst!" do
-        p = Iotas::Particle.new
-        d0 = Iotas::Door.new 'door0', nil
-        #
-        p.set_dst! 'action', d0
-        p.action.should eql 'action'
-        p.dst.should be d0
-    end
-    #
-    it "routing: add_dst and split_dst!" do
-        p = Iotas::Particle.new
-        d0 = Iotas::Door.new 'door0', nil
-        #
-        p.split_dst!
-        p.room.should be_nil
-        p.door.should be_nil
-        p.action.should be_nil
-        #
-        p.add_dst 'action', 'room0/room1/door'
-        p.split_dst!
-        p.room.should eql 'room0/room1'
-        p.door.should eql 'door'
-        p.action.should eql 'action'
-        p.clear_dsts!
-        #
-        p.add_dst 'action', 'room/door'
-        p.split_dst!
-        p.room.should eql 'room'
-        p.door.should eql 'door'
-        p.action.should eql 'action'
-        p.clear_dsts!
-        #
-        p.add_dst 'action', ''
-        p.split_dst!
-        p.room.should be_nil
-        p.door.should be_nil
-        p.action.should eql 'action'
-        p.clear_dsts!
-        #
-        p.add_dst 'action'
-        p.split_dst!
-        p.room.should be_nil
-        p.door.should be_nil
-        p.action.should eql 'action'
-        p.clear_dsts!
-        #
-        p.add_dsts 'door?action,?action'
-        p.split_dst!
-        p.room.should be_nil
-        p.door.should eql 'door'
-        p.action.should eql 'action'
-        #
-        p.dst_routed! d0
-        #
-        p.dst.should be d0
-        p.split_dst!
-        p.room.should be_nil
-        p.door.should be_nil
-        p.action.should eql 'action'
-        #
-    end
-    #
-    it "routing: error!" do
-        p = Iotas::Particle.new
-        d = Iotas::Door.new 'door', nil
-        p.init! d
-        p.add_dsts 'door?action,?action'
-        p.next_dst.should eql 'door?action'
-        p.error! 'err_msg'
-        p[Iotas::FIELD_ERROR_MSG].should eql 'err_msg'
-        p.action.should eq Iotas::ACT_ERROR
-        p.dst.should be d
-    end
-    #
-    it "link fields and link value" do
-        p = Iotas::Particle.new
-        p['k0'] = 'v0'
-        p['k1'] = 'v1'
-        p['k2'] = 'v2'
-        p.set_link_fields 'k0,k2'
-        p.link_value.should eql 'v0v2'
-        p.set_link_fields 'k1,k0'
-        p.link_value.should eql 'v1v0'
-        p['k0']='vx'
-        p.link_value.should eql 'v1vx'
-    end
-    #
-    it "apply_link!" do
-        p = Iotas::Particle.new
-        p['k0'] = 'v0'
-        p['k1'] = 'v1'
-        p['k2'] = 'v2'
-        p.set_link_fields 'k0,k2'
-        p.add_dsts 'door?action,?action'
-        p.src.should be_nil
-        p.link_value.should eql 'v0v2'
-        p.next_dst.should eql 'door?action'
-        lnk = Iotas::Link.new('door0', 'door1?get,door2', 'k1', 'f0,f1', 'v0v1')
-        f = Fake.new 'fake', nil
-        lnk.door = f
-        p.apply_link! lnk
-        p.src.should be f
-        p.next_dst.should eql 'door1?get'
-        p.link_value.should eql 'v1'
-    end
-    #
-    it "particle->json->particle" do
-        s0 = Iotas::Spin.new 'top'
-        s1 = Iotas::Room.new 'room0', s0
-        s2 = Iotas::Room.new 'room1', s1
-        s3 = Iotas::Door.new 'doora', s2
-        s4 = Iotas::Door.new 'doorb', s1
-        p0 = Iotas::Particle.new
-        p0['k0'] = 'v0'
-        p0['k1'] = 'v1'
-        p0['k2'] = 'v2'
-        p0.init! s3
-        p0.set_link_fields 'k0,k2'
-        p0.add_dsts 'room0/room1/room2/doorX?myaction,door?action,?action'
-        p0.split_dst!
-        p1 = Iotas::Particle.new
-        p1['k3'] = 'v6'
-        p1['k4'] = 'v7'
-        p1['k5'] = 'v8'
-        p1.init! s3
-        p1.dst_routed! s4
-        p1.set_link_fields 'k5,k4,k3'
-        p1.add_dsts 'room0/room1/door?action,output?action'
-        p0.merge! p1
-        o = JSON.load( JSON.generate(p0) )
-        o['spin'] = s0
-        px = Iotas::Particle.json_create( o )
-        ((px.ts-p0.ts)<0.5).should be_true
-        px.src.should be s3
-        px.dst.should be_nil
-        px.room.should eql 'room0/room1/room2'
-        px.door.should eql 'doorX'
-        px.action.should eql 'myaction'
-        px.next_dst.should eql 'room0/room1/room2/doorX?myaction'
-        px.link_value.should eql 'v0v2'
-        px['k0'].should eql 'v0'
-        px['k1'].should eql 'v1'
-        px['k2'].should eql 'v2'
-        py = px.merged(0)
-        ((py.ts-p1.ts)<0.5).should be_true
-        py.src.should be s3
-        py.dst.should be s4
-        py.room.should be_nil
-        py.door.should be_nil
-        py.action.should be_nil
-        py.next_dst.should eql 'room0/room1/door?action'
-        py.link_value.should eql 'v8v7v6'
-        py['k3'].should eql 'v6'
-        py['k4'].should eql 'v7'
-        py['k5'].should eql 'v8'
-        JSON.generate(p0).should eql JSON.generate(px)
-    end
-    #
-end
-#
-# EOF
diff --git a/spec/room_spec.rb b/spec/room_spec.rb
deleted file mode 100644
index de4b55e..0000000
--- a/spec/room_spec.rb
+++ /dev/null
@@ -1,315 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Room do
-    #
-    before (:all) do
-        @spin = Iotas::Spin.new 'dom0'
-    end
-    #
-    before(:each) do
-        @spin.clear!
-    end
-    #
-    it "add_iota and add_link correctly" do
-        r0 = Iotas::Room.new 'room0', @spin
-        d0 = Iotas::Door.new 'door0', r0
-        lambda { Iotas::Door.new('door0', r0) }.should raise_error(Iotas::Exception)
-        lambda { r0.add_iota Iotas::Door.new('door1', r0) }.should raise_error(Iotas::Exception)
-        r0.add_link Iotas::Link.new 'door0', 'somewhere'
-        lambda { r0.add_link(Iotas::Link.new('nowhere', 'somewhere')) }.should raise_error(Iotas::Exception)
-    end
-    #
-    it "start! and stop! should work" do
-        r0 = Iotas::Room.new 'room0', @spin
-        d0 = Fake.new 'fake', r0
-        d0.start.should be_nil
-        d0.stop.should be_nil
-        r0.start!
-        d0.start.should be_true
-        d0.stop.should be_nil
-        r0.stop!
-        d0.start.should be_true
-        d0.stop.should be_true
-    end
-    #
-    it "parent, spin and search_down should be ok" do
-        r0 = Iotas::Room.new 'r0', @spin
-        r1 = Iotas::Room.new 'r1', r0
-        r2 = Iotas::Room.new 'r2', r1
-        r3 = Iotas::Room.new 'r3', @spin
-        r4 = Iotas::Room.new 'r4', r3
-        r2.parent.should be r1
-        r1.parent.should be r0
-        r0.parent.should be @spin
-        r0.spin.should be @spin
-        r1.spin.should be @spin
-        r2.spin.should be @spin
-        r3.spin.should be @spin
-        @spin.search_down('dom0/r0/r1/r2').should be r2
-        r0.search_down('dom0/r0/r1/r2').should be r2
-        r1.search_down('dom0/r0/r1/r2').should be r2
-        r2.search_down('dom0/r0/r1/r2').should be r2
-        r1.search_down('dom0/r0/r1/r9').should be nil
-        r3.search_down('dom0/r0/r1/r2').should be nil
-        r4.search_down('dom0/r0/r1/r2').should be nil
-    end
-    #
-    it "routing success (direct add_dst)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new( 'fake', @spin)
-        p.add_dst 'get', 'door0'
-        room0.send_p p
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "routing success (direct send to self)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new( 'fake', @spin)
-        door0.send_p p, 'get'
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "routing success (direct send to pointer)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new( 'fake', @spin)
-        door0.send_p p, 'get', door0
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "routing success (direct send to path)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new( 'fake', @spin)
-        door0.send_p p, 'get', door0.path
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "routing success through Spin@world" do
-        room0 = Iotas::Room.new 'room0', @spin
-        room1 = Iotas::Room.new 'room1', room0
-        door0 = Iotas::Door.new 'door0', room1
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', @spin)
-        p.add_dst 'get', 'dom0/room0/room1/door0'
-        room0.send_p p
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "route error: no source" do
-        room = Iotas::Room.new 'room', @spin
-        p = @spin.require_p Iotas::Particle
-        p.add_dst 'get', 'room/door'
-        room.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_NS
-        p.dst.should be room.spin
-    end
-    #
-    it "route error: no destination no links" do
-        room = Iotas::Room.new 'room', @spin
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', @spin)
-        room.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_NDNL
-        p.dst.should be p.src
-    end
-    #
-    it "route error: no rooom, wrong door -> right room wrong door" do
-        room0 = Iotas::Room.new 'room0', @spin
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', @spin)
-        p.add_dst 'get', 'nodoor'
-        room0.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_RRWD
-        p.dst.should be p.src
-    end
-    #
-    it "route error: right rooom, wrong door -> right room wrong door" do
-        room0 = Iotas::Room.new 'room0', @spin
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', @spin)
-        p.add_dst 'get', 'dom0/room0/nodoor'
-        room0.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_RRWD
-        p.dst.should be p.src
-    end
-    #
-    it "route error: right room, wrong door through Spin@world -> does not exists" do
-        room0 = Iotas::Room.new 'room0', @spin
-        room1 = Iotas::Room.new 'room1', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', room0)
-        p.add_dst 'get', 'dom0/room0/nodoor'
-        room1.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_DNE
-        p.dst.should be p.src
-    end
-    #
-    it "route error: wrong room, right door through Spin@world -> does not exists" do
-        room0 = Iotas::Room.new 'room0', @spin
-        room1 = Iotas::Room.new 'room1', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! Fake.new('fake', @spin)
-        p.add_dst 'get', 'dom0/noroom/fake'
-        room1.send_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_DNE
-        p.dst.should be p.src
-    end
-    #
-    it "routing ~failure: no door name -> src" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.init! door0
-        p.add_dst 'get'
-        room0.send_p p
-        p.action.should eql 'get'
-        p.dst.should be door0
-    end
-    #
-    it "routing success: unconditional link" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        door1 = Iotas::Door.new 'door1', room0
-        room0.add_link Iotas::Link.new('door0', 'door1')
-        p = @spin.require_p Iotas::Particle
-        door0.send_p p
-        p.action.should be_nil
-        p.dst.should be door1
-    end
-    #
-    it "routing success: conditional link" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        door1 = Iotas::Door.new 'door1', room0
-        room0.add_link Iotas::Link.new('door0', 'door1', 'fields', 'f0,f1', 'v0v1')
-        p = @spin.require_p Iotas::Particle
-        p['f0']='v0'
-        p['f1']='v1'
-        door0.send_p p
-        p.action.should be_nil
-        p.src.should be door0
-        p.dst.should be door1
-    end
-    #
-    it "routing success: more then one matching link" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        class Out < Iotas::Door
-            attr_reader :count
-            def receive_p p
-                @count||=0
-                @count += 1
-            end
-        end
-        door1 = Out.new 'door1', room0
-        room0.add_link Iotas::Link.new('door0', 'door1')
-        room0.add_link Iotas::Link.new('door0', 'door1', 'fields', 'f0,f1', 'v0v1')
-        room0.add_link Iotas::Link.new('door0', 'door1', 'fields', 'f0,f1', 'v0v2')
-        p = @spin.require_p Iotas::Particle
-        p['f0']='v0'
-        p['f1']='v1'
-        door0.send_p p
-        @spin.spin!
-        door1.count.should eql 2
-    end
-    #
-    it "system route error: system no destination" do
-        room0 = Iotas::Room.new 'room0', @spin
-        p = @spin.require_p Iotas::Particle
-        room0.send_sys_p p
-        p.action.should eql Iotas::ACT_ERROR
-        p[Iotas::FIELD_ERROR_MSG].should eql Iotas::ERROR_ROUTE_SND
-    end
-    #
-    it "system routing success: action only" do
-        room0 = Iotas::Room.new 'room0', @spin
-        p = @spin.require_p Iotas::Particle
-        p.add_dst Iotas::SYS_ACT_ADD_LINK
-        room0.send_sys_p p
-        p.action.should eql Iotas::SYS_ACT_ADD_LINK
-        p.dst.should be room0.spin
-    end
-    #
-    it "system routing success (add_dst)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        p.add_dst Iotas::SYS_ACT_ADD_LINK, 'dom0/room0/door0'
-        room0.send_sys_p p
-        p.action.should eql Iotas::SYS_ACT_ADD_LINK
-        p.dst.should be door0
-    end
-    #
-    it "system routing success (send_sys_p)" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        p = @spin.require_p Iotas::Particle
-        door0.send_sys_p p, Iotas::SYS_ACT_ADD_LINK
-        p.action.should eql Iotas::SYS_ACT_ADD_LINK
-        p.dst.should be door0
-    end
-    #
-    it "SYS_ACT_ADD_LINK" do
-        room0 = Iotas::Room.new 'room0', @spin
-        door0 = Iotas::Door.new 'door0', room0
-        door1 = Iotas::Door.new 'door1', room0
-        p0 = @spin.require_p Iotas::Particle
-        p0.set_data Iotas::LNK_SRC, 'door0'
-        p0.set_data Iotas::LNK_DSTS, 'door1'
-        p0.set_data Iotas::LNK_FIELDS, 'fields'
-        p0.set_data Iotas::LNK_CONDF, 'f0,f1'
-        p0.set_data Iotas::LNK_CONDV, 'v0v1'
-        p0.add_dst Iotas::SYS_ACT_ADD_LINK, room0.path
-        room0.send_sys_p p0
-        @spin.spin!
-        p = @spin.require_p Iotas::Particle
-        p['f0']='v0'
-        p['f1']='v1'
-        door0.send_p p
-        p.action.should be_nil
-        p.src.should be door0
-        p.dst.should be door1
-    end
-    #
-    it "room->json->room" do
-        r0 = Iotas::Room.new 'r0', @spin
-        r1 = Iotas::Room.new 'r1', r0
-        r2 = Iotas::Room.new 'r2', r1
-        r3 = Iotas::Room.new 'r3', r1
-        r4 = Iotas::Room.new 'r4', r3
-        d0 = Iotas::Door.new 'd0', r1
-        d1 = Iotas::Door.new 'd1', r1
-        d2 = Iotas::Door.new 'd2', r2
-        r1.add_link Iotas::Link.new('d0', 'd1', 'fields', 'f0,f1', 'v0v1')
-        r1.add_link Iotas::Link.new('d0', 'd2')
-        r1.add_link Iotas::Link.new('d1', 'd0')
-        r2.add_link Iotas::Link.new('d2', 'd1', 'fies', 'f5,f1', 'v9v1')
-        rx = Iotas::Room.json_create( JSON.load( JSON.generate(r0) ) )
-        JSON.generate(r0).should eql JSON.generate(rx)
-    end#
-    #
-end
-#
-# EOF
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
deleted file mode 100644
index 5a549c5..0000000
--- a/spec/spec_helper.rb
+++ /dev/null
@@ -1,38 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-begin
-    require 'simplecov'
-    SimpleCov.start do
-        add_filter 'spec'
-    end
-rescue LoadError
-end
-#
-require 'iotas'
-#
-class Fake < Iotas::Iota
-    attr_reader :p, :sp, :start, :stop
-    def process_p p
-        @p = p
-    end
-    def process_sys_p p
-        @sp = p
-    end
-    def send_p p
-        @p = p
-    end
-    def send_sys_p p
-        @sp = p
-    end
-    def add_iota p
-    end
-    def start!
-        @start=true
-    end
-    def stop!
-        @stop=true
-    end
-end
-#
-# EOF
diff --git a/spec/spin_spec.rb b/spec/spin_spec.rb
deleted file mode 100644
index 69266e5..0000000
--- a/spec/spin_spec.rb
+++ /dev/null
@@ -1,129 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Spin do
-    #
-    class MyP < Iotas::Particle; end
-    #
-    it "Particles pool" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p1 = spin.require_p Iotas::Particle
-        (p0===p1).should be_false
-        spin.release_p p0
-        p2 = spin.require_p Iotas::Particle
-        (p0===p2).should be_true
-    end
-    #
-    it "different Particles classes in pool" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p1 = spin.require_p Iotas::Particle
-        (p0===p1).should be_false
-        spin.release_p p0
-        p2 = spin.require_p MyP
-        p3 = spin.require_p MyP
-        (p2===p3).should be_false
-        spin.release_p p2
-        p4 = spin.require_p MyP
-        (p2===p4).should be_true
-    end
-    #
-    it "release of merged particles" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p1 = spin.require_p Iotas::Particle
-        (p0===p1).should be_false
-        p0.merge! p1
-        spin.release_p p0
-        p2 = spin.require_p Iotas::Particle
-        (p2===p0).should be_true
-        p3 = spin.require_p Iotas::Particle
-        (p3===p1).should be_true
-    end
-    #
-    it "clear!" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p1 = spin.require_p Iotas::Particle
-        spin.send_p p0
-        spin.release_p p1
-        spin.clear!
-        p2 = spin.require_p Iotas::Particle
-        (p2==p0).should be_false
-        (p2==p1).should be_false
-    end
-    #
-    it "post_p post_sys_p spin!" do
-        spin = Iotas::Spin.new 'dom0'
-        f = Fake.new 'fake', spin
-        p0 = spin.require_p Iotas::Particle
-        p0.dst_routed!  f
-        p1 = spin.require_p Iotas::Particle
-        p1.dst_routed!  f
-        spin.post_p p0
-        spin.post_sys_p p1
-        spin.run = true
-        spin.spin!
-        f.p.should be p0
-        f.sp.should be p1
-        spin.stop!
-    end
-    #
-    it "process_sys" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p0.add_dst 'unknown'
-        spin.send_sys_p p0
-        spin.spin!
-        p1 = spin.require_p Iotas::Particle
-        p0.should be p0
-    end
-    #
-    it "option debug" do
-        spin = Iotas::Spin.new 'dom0'
-        spin.debug_routing.should be false
-        spin.debug_errors.should be false
-        spin = Iotas::Spin.new 'dom0', :debug_routing=>true, :debug_errors=>true
-        spin.debug_routing.should be true
-        spin.debug_errors.should be true
-    end
-    #
-    it "spin->json->spin" do
-        spin = Iotas::Spin.new 'dom0', :debug_routing=>true
-        r0 = Iotas::Room.new 'r0', spin
-        r1 = Iotas::Room.new 'r1', r0
-        r2 = Iotas::Room.new 'r2', r1
-        r3 = Iotas::Room.new 'r3', r1
-        r4 = Iotas::Room.new 'r4', r3
-        d0 = Iotas::Door.new 'd0', r1
-        d1 = Iotas::Door.new 'd1', r1
-        d2 = Iotas::Door.new 'd2', r2
-        p0 = spin.require_p Iotas::Particle
-        p1 = spin.require_p Iotas::Particle
-        p2 = spin.require_p Iotas::Particle
-        spin.post_p p0
-        spin.post_p p1
-        spin.post_sys_p p2
-        json = JSON.generate spin
-        dom0 = Iotas::Spin.json_create( JSON.load( json ) )
-        json.should eql JSON.generate(dom0)
-    end
-    #
-    it "hibernate! resume!" do
-        spin = Iotas::Spin.new 'dom0'
-        p0 = spin.require_p Iotas::Particle
-        p0.add_dst Iotas::SYS_ACT_HIBERNATE
-        spin.send_sys_p p0
-        spin.spin!
-        dom0 = Iotas::Spin.resume! spin.hibernate_path
-        dom0.name.should eql spin.name
-        File.unlink dom0.hibernate_path
-    end
-    #
-end
-#
-#EOF
diff --git a/spec/spot_spec.rb b/spec/spot_spec.rb
deleted file mode 100644
index 1ed2b03..0000000
--- a/spec/spot_spec.rb
+++ /dev/null
@@ -1,26 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-#
-
-require 'spec_helper'
-#
-describe Iotas::Iota do
-    #
-    it "path construction" do
-        class S<Iotas::Iota
-            def add_iota s
-            end
-        end
-        s0 = S.new 'top', nil
-        s1 = S.new 'room0', s0
-        s2 = S.new 'room1', s1
-        s3 = S.new 'door', s2
-        s3.path.should eql 'top/room0/room1/door'
-        lambda { Iotas::Iota.new('do/or0', nil) }.should raise_error(Iotas::Exception)
-        lambda { Iotas::Iota.new('/door0', nil) }.should raise_error(Iotas::Exception)
-        lambda { Iotas::Iota.new('door0/', nil) }.should raise_error(Iotas::Exception)
-    end
-    #
-end
-#
-# EOF
diff --git a/test/test_iotas.rb b/test/test_iotas.rb
deleted file mode 100644
index 057742f..0000000
--- a/test/test_iotas.rb
+++ /dev/null
@@ -1,168 +0,0 @@
-#! /usr/bin/env ruby
-# -*- coding: UTF-8 -*-
-
-require 'iotas'
-
-HBN_PATH='hibernate.json'
-#
-class InputDoor < Iotas::Door
-    #
-    @count = 0
-    #
-    class << self
-        attr_accessor :count
-    end
-    #
-    def initialize n, p
-        super n, p
-        @lines = [ "#{name} says : hello", "world ( from #{path} )" ]
-        @idx = 0
-    end
-    #
-    def start!
-        puts " -> start #{self.class.name} (#{@path})"
-        # stimulate myself
-        p = require_p Iotas::Particle
-        # p.add_dst Iotas::ACT_GET, path
-        send_p p, Iotas::ACT_GET
-    end
-    #
-    def stop!
-        puts " >- stop  #{self.class.name} (#{@path})"
-    end
-    #
-    def hibernate!
-        puts " !! hibernate  #{self.class.name} (#{@path})"
-        # we want to remember where we are in the data flow
-        {'idx'=>@idx}
-    end
-    #
-    def resume! o
-        puts " !! resume  #{self.class.name} (#{@path})"
-        # restore idx
-        @idx = o['idx']
-    end
-    #
-    def receive_p p
-        puts " @ #{self.class.name} (#{@path}) receive_p : #{p.action}"
-        if p.action==Iotas::ACT_GET
-            p.reset!
-            p.set_data 'line', @lines[@idx]
-            p.set_data 'f0', 'v0'
-            p.set_data 'f1', 'v1'
-            p.set_data 'f2', 'v2'
-            send_p p    # will follow the link
-            @idx+=1
-            if @idx<@lines.length
-                # there is more to read, restimulate myself
-                p = require_p Iotas::Particle
-                p.add_dst Iotas::ACT_GET, name
-                send_p p
-            end
-        else
-            # we can release it or let the Door do it
-            release_p p
-        end
-        # I want to hibernate now!
-        self.class.count+=1
-        if self.class.count==3
-            p = require_p Iotas::Particle
-            p[Iotas::FIELD_HIBERNATE_PATH] = HBN_PATH
-            p.add_dst Iotas::SYS_ACT_HIBERNATE
-            send_sys_p p
-        end
-    end
-    #
-end
-#
-class ConcatBoard < Iotas::Board
-    #
-    def initialize n, p, m=false
-        super n, p
-        @manual = m
-    end
-    #
-    def start!
-        puts " -> start #{self.class.name} (#{@path})"
-    end
-    #
-    def stop!
-        puts " >- stop  #{self.class.name} (#{@path})"
-    end
-    #
-    def receive_p p
-        puts " @ #{self.class.name} receive_p : #{p.action}"
-        if p.action==Iotas::ACT_ERROR
-            #
-        else
-            if @manual
-                # cleanup unnecessary p2 Particle
-                p2 = p.merged_shift
-                p.set_data 'line', (p.data('line')+' '+p2.data('line'))
-                release_p p2
-            else
-                # Or let the system do it
-                p.set_data 'line', (p.data('line')+' '+p.merged(0).data('line'))
-            end
-            send_p p
-        end
-    end
-    #
-end
-#
-class OutputDoor < Iotas::Door
-    #
-    def initialize n, p, c=false
-        super n, p
-        @clean = c
-    end
-    #
-    def start!
-        puts " -> start #{self.class.name} (#{@path})"
-    end
-    #
-    def stop!
-        puts " >- stop  #{self.class.name} (#{@path})"
-    end
-    #
-    def receive_p p
-        puts " #==> #{self.class.name} (#{@path}) receive_p : #{p.get_data('line')}"
-        if @clean
-            release_p p
-        else
-            # we do nothing Iotas::Door#process_p will detect it and release it
-        end
-    end
-    #
-end
-#
-spin = Iotas::Spin.new 'dom0', :debug_routing=>false, :debug_errors=>true
-#
-room0 = Iotas::Room.new 'room0', spin
-room1 = Iotas::Room.new 'room1', spin
-#
-input0 = InputDoor.new 'input0', room0
-output0 = OutputDoor.new 'output0', room0
-#
-input1 = InputDoor.new 'input1', room1
-output1 = OutputDoor.new 'output1', room1, true
-concat1 = ConcatBoard.new 'concat1', room1
-#
-room0.add_link Iotas::Link.new('input0', 'output0', nil, nil, nil)
-#
-p0 = spin.require_p Iotas::Particle
-p0.set_data Iotas::LNK_SRC, 'input1'
-p0.set_data Iotas::LNK_DSTS, 'concat1?follow,output1'
-p0.set_data Iotas::LNK_FIELDS, 'f0,f2'
-p0.set_data Iotas::LNK_CONDF, 'f0,f1,f2'
-p0.set_data Iotas::LNK_CONDV, 'v0v1v2'
-p0.add_dst Iotas::SYS_ACT_ADD_LINK, room1.path
-room1.send_sys_p p0 # send_sys_p -> room0 -> spin -> room1 -> input1
-#
-spin.spin!
-#
-dom0 = Iotas::Spin.resume! HBN_PATH
-dom0.spin!
-File.unlink HBN_PATH if File.exists? HBN_PATH
-#
-# EOF