Add sample database and search components, sample apps and corresponding test cases, and minor refactoring of component categories.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1088507 13f79535-47bb-0310-9956-ffa450edef68

10 files changed, 505 insertions, 187 deletions

diff --git a/sca-cpp/trunk/modules/edit/apps/test/app.composite b/sca-cpp/trunk/modules/edit/apps/test/app.composite
index 29969de5c1..7b5df3c630 100644
--- a/sca-cpp/trunk/modules/edit/apps/test/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/test/app.composite
@@ -27,10 +27,10 @@
   <reference name="n"/>
   <reference name="content"/>
  </component>
- <service name="assoc" promote="assoc"/>
- <component t:x="207" t:y="48" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <service name="pair" promote="pair"/>
+ <component t:x="207" t:y="48" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference name="name"/>
   <reference name="value"/>
  </component>
diff --git a/sca-cpp/trunk/modules/edit/apps/testdb/app.composite b/sca-cpp/trunk/modules/edit/apps/testdb/app.composite
new file mode 100644
index 0000000000..48530ae93f
--- /dev/null
+++ b/sca-cpp/trunk/modules/edit/apps/testdb/app.composite
@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<composite xmlns="http://docs.oasis-open.org/ns/opencsa/sca/200912" xmlns:t="http://tuscany.apache.org/xmlns/sca/1.1" targetNamespace="http://testdb" name="testdb">
+ <component t:x="405" t:y="143" name="text3" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>testkey</property>
+ </component>
+ <component t:x="177" t:y="36" name="text" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>testkey</property>
+ </component>
+ <component t:x="102" t:y="35" name="list" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="text" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <component t:x="103" t:y="91" name="text2" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>testvalue</property>
+ </component>
+ <component t:x="105" t:y="8" name="filedb" t:title="File database" t:color="green1">
+  <t:implementation.python script="nuvem/filedb.py"/>
+  <service name="filedb"/>
+  <reference name="db" target="AppDataFileCache" t:visible="false"/>
+  <property name="host" t:visible="false"/>
+ </component>
+ <service name="put" promote="put"/>
+ <component t:x="59" t:y="63" name="put" t:title="put" t:color="green1">
+  <t:implementation.python script="nuvem/put.py"/>
+  <service name="put"/>
+  <reference target="filedb" name="collection"/>
+  <reference target="list" name="id"/>
+  <reference target="text2" name="value"/>
+ </component>
+ <component t:x="311" t:y="186" name="list2" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="text3" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <service name="get" promote="get"/>
+ <component t:x="300" t:y="61" name="get" t:title="get" t:color="green1">
+  <t:implementation.python script="nuvem/get.py"/>
+  <service name="get"/>
+  <reference target="filedb3" name="collection"/>
+  <reference target="list2" name="id"/>
+ </component>
+ <component t:x="311" t:y="155" name="filedb3" t:title="File database" t:color="green1">
+  <t:implementation.python script="nuvem/filedb.py"/>
+  <service name="filedb"/>
+  <reference name="db" target="AppDataFileCache" t:visible="false"/>
+  <property name="host" t:visible="false"/>
+ </component>
+ <service name="delete" promote="delete"/>
+ <component t:x="58" t:y="221" name="delete" t:title="delete" t:color="green1">
+  <t:implementation.python script="nuvem/delete.py"/>
+  <service name="delete"/>
+  <reference target="filedb2" name="collection"/>
+  <reference target="list3" name="id"/>
+ </component>
+ <component t:x="113" t:y="223" name="filedb2" t:title="File database" t:color="green1">
+  <t:implementation.python script="nuvem/filedb.py"/>
+  <service name="filedb"/>
+  <reference name="db" target="AppDataFileCache" t:visible="false"/>
+  <property name="host" t:visible="false"/>
+ </component>
+ <component t:x="111" t:y="243" name="list3" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="text4" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <component t:x="187" t:y="249" name="text4" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>testkey</property>
+ </component>
+</composite>
diff --git a/sca-cpp/trunk/modules/edit/apps/testevents/app.composite b/sca-cpp/trunk/modules/edit/apps/testevents/app.composite
index bc7ac2a4be..bbf0a52851 100644
--- a/sca-cpp/trunk/modules/edit/apps/testevents/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testevents/app.composite
@@ -24,17 +24,17 @@
   <service name="page" t:visible="false">
    <t:binding.http uri="page"/>
   </service>
-  <reference target="assoc" name="content"/>
+  <reference target="pair" name="content"/>
  </component>
  <service name="testbutton1" promote="testbutton1"/>
- <component t:x="42" t:y="127" name="testbutton1" t:title="on {compname} click" t:color="green1">
-  <t:implementation.python script="nuvem/button.py"/>
-  <service name="button" t:visible="false"/>
-  <reference target="assoc5" name="content"/>
- </component>
- <component t:x="167" t:y="12" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="42" t:y="127" name="testbutton1" t:title="on {compname} widget" t:color="green1">
+  <t:implementation.python script="nuvem/widget.py"/>
+  <service name="widget" t:visible="false"/>
+  <reference target="pair5" name="content"/>
+ </component>
+ <component t:x="167" t:y="12" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name" name="name"/>
   <reference target="text" name="value"/>
  </component>
@@ -54,14 +54,14 @@
   <property>status</property>
  </component>
  <service name="testbutton2" promote="testbutton2"/>
- <component t:x="409" t:y="9" name="testbutton2" t:title="on {compname} click" t:color="green1">
-  <t:implementation.python script="nuvem/button.py"/>
-  <service name="button" t:visible="false"/>
-  <reference target="assoc3" name="content"/>
- </component>
- <component t:x="591" t:y="130" name="assoc3" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="409" t:y="9" name="testbutton2" t:title="on {compname} widget" t:color="green1">
+  <t:implementation.python script="nuvem/widget.py"/>
+  <service name="widget" t:visible="false"/>
+  <reference target="pair3" name="content"/>
+ </component>
+ <component t:x="591" t:y="130" name="pair3" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name3" name="name"/>
   <reference target="text3" name="value"/>
  </component>
@@ -70,17 +70,12 @@
   <service name="name"/>
   <property>status</property>
  </component>
- <component t:x="269" t:y="132" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="269" t:y="132" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name2" name="name"/>
   <reference target="text2" name="value"/>
  </component>
- <component t:x="364" t:y="221" name="name4" t:title="name" t:color="orange1">
-  <t:implementation.python script="nuvem/name.py"/>
-  <service name="name"/>
-  <property>testfield</property>
- </component>
  <component t:x="319" t:y="204" name="name5" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
   <service name="name"/>
@@ -91,30 +86,24 @@
   <service name="name"/>
   <property>data</property>
  </component>
- <component t:x="245" t:y="167" name="list" t:title="make list" t:color="yellow1">
+ <component t:x="245" t:y="167" name="list" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
-  <reference target="assoc4" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference target="pair4" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
- <component t:x="190" t:y="127" name="assoc5" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="190" t:y="127" name="pair5" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name6" name="name"/>
   <reference target="list" name="value"/>
  </component>
- <component t:x="869" t:y="373" name="find" t:title="find by name" t:color="yellow1">
-  <t:implementation.python script="nuvem/find.py"/>
-  <service name="find"/>
-  <reference target="name4" name="name"/>
-  <reference target="params" name="assoc"/>
- </component>
- <component t:x="321" t:y="256" name="assoc4" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="321" t:y="256" name="pair4" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name5" name="name"/>
-  <reference target="find" name="value"/>
+  <reference target="param" name="value"/>
  </component>
  <component t:x="373" t:y="207" name="text2" t:title="text" t:color="orange1">
   <t:implementation.python script="nuvem/text.py"/>
@@ -132,16 +121,11 @@
   <service name="location" t:visible="false">
    <t:binding.http uri="location"/>
   </service>
-  <reference target="assoc6" name="content"/>
- </component>
- <component t:x="454" t:y="335" name="params" t:title="?params" t:color="green1">
-  <t:implementation.python script="nuvem/params.py"/>
-  <service name="params"/>
-  <property name="query"/>
+  <reference target="pair6" name="content"/>
  </component>
- <component t:x="756" t:y="287" name="assoc6" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="756" t:y="287" name="pair6" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name7" name="name"/>
   <reference target="params2" name="value"/>
  </component>
@@ -155,9 +139,9 @@
   <service name="params"/>
   <property name="query" t:visible="false"/>
  </component>
- <component t:x="783" t:y="255" name="assoc8" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="783" t:y="255" name="pair8" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name9" name="name"/>
   <reference target="text4" name="value"/>
  </component>
@@ -171,11 +155,11 @@
   <service name="number"/>
   <property>3000</property>
  </component>
- <component t:x="675" t:y="146" name="assoc7" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="675" t:y="146" name="pair7" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name8" name="name"/>
-  <reference target="assoc8" name="value"/>
+  <reference target="pair8" name="value"/>
  </component>
  <service name="every" promote="every"/>
  <component t:x="601" t:y="103" name="every" t:title="every n milliseconds" t:color="green1">
@@ -184,7 +168,7 @@
    <t:binding.http uri="every"/>
   </service>
   <reference target="number" name="n"/>
-  <reference target="assoc7" name="content"/>
+  <reference target="pair7" name="content"/>
  </component>
  <component t:x="733" t:y="164" name="name8" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
@@ -196,4 +180,15 @@
   <service name="name"/>
   <property>status</property>
  </component>
+ <component t:x="360" t:y="250" name="name4" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>testfield</property>
+ </component>
+ <component t:x="301" t:y="247" name="param" t:title="?param" t:color="green1">
+  <t:implementation.python script="nuvem/param.py"/>
+  <service name="param"/>
+  <reference target="name4" name="name"/>
+  <property name="query" t:visible="false"/>
+ </component>
 </composite>
diff --git a/sca-cpp/trunk/modules/edit/apps/testsearch/app.composite b/sca-cpp/trunk/modules/edit/apps/testsearch/app.composite
new file mode 100644
index 0000000000..3170a1a726
--- /dev/null
+++ b/sca-cpp/trunk/modules/edit/apps/testsearch/app.composite
@@ -0,0 +1,193 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<composite xmlns="http://docs.oasis-open.org/ns/opencsa/sca/200912" xmlns:t="http://tuscany.apache.org/xmlns/sca/1.1" targetNamespace="http://testsearch" name="testsearch">
+ <service name="googlesearch" promote="googlesearch"/>
+ <component t:x="72" t:y="31" name="googlesearch" t:title="google search" t:color="red1">
+  <t:implementation.python script="nuvem/gsearch.py"/>
+  <service name="googlesearch"/>
+  <reference target="text" name="query"/>
+  <reference name="s" t:visible="false">
+   <t:binding.http uri="http://ajax.googleapis.com/ajax/services/search/web"/>
+  </reference>
+ </component>
+ <component t:x="173" t:y="31" name="text" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>apache+tuscany</property>
+ </component>
+ <service name="weather" promote="weather"/>
+ <component t:x="76" t:y="95" name="weather" t:title="weather" t:color="red1">
+  <t:implementation.python script="nuvem/gweather.py"/>
+  <service name="weather"/>
+  <reference target="number" name="zip"/>
+  <reference name="ws" t:visible="false">
+   <t:binding.http uri="http://www.google.com/ig/api"/>
+  </reference>
+ </component>
+ <component t:x="141" t:y="95" name="number" t:title="number" t:color="orange1">
+  <t:implementation.python script="nuvem/number.py"/>
+  <service name="number"/>
+  <property>94070</property>
+ </component>
+ <service name="weather2" promote="weather2"/>
+ <component t:x="76" t:y="162" name="weather2" t:title="weather" t:color="red1">
+  <t:implementation.python script="nuvem/gweather.py"/>
+  <service name="weather"/>
+  <reference target="text2" name="zip"/>
+  <reference name="ws" t:visible="false">
+   <t:binding.http uri="http://www.google.com/ig/api"/>
+  </reference>
+ </component>
+ <component t:x="141" t:y="162" name="text2" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>94070</property>
+ </component>
+ <service name="get" promote="get"/>
+ <component t:x="77" t:y="234" name="get" t:title="http get" t:color="green1">
+  <implementation.cpp path="lib/http" library="libhttpget"/>
+  <service name="get"/>
+  <reference target="text3" name="url"/>
+ </component>
+ <component t:x="141" t:y="234" name="text3" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>http://maps.google.com/maps/api/staticmap?center=Brooklyn+Bridge,New+York,NY&amp;zoom=14&amp;size=512x512&amp;maptype=roadmap%20&amp;markers=color:blue|label:S|40.702147,-74.015794&amp;markers=color:green|label:G|40.711614,-74.012318%20&amp;markers=color:red|color:red|label:C|40.718217,-73.998284&amp;sensor=false</property>
+ </component>
+ <service name="googlemap" promote="googlemap"/>
+ <component t:x="77" t:y="307" name="googlemap" t:title="google map" t:color="red1">
+  <t:implementation.python script="nuvem/gmap.py"/>
+  <service name="googlemap"/>
+  <reference target="list2" name="locations"/>
+  <reference name="s" t:visible="false">
+   <t:binding.http uri="http://maps.google.com/maps/api/staticmap"/>
+  </reference>
+ </component>
+ <service name="googlemap2" promote="googlemap2"/>
+ <component t:x="79" t:y="530" name="googlemap2" t:title="google map" t:color="red1">
+  <t:implementation.python script="nuvem/gmap.py"/>
+  <service name="googlemap"/>
+  <reference target="list3" name="locations"/>
+  <reference name="s" t:visible="false">
+   <t:binding.http uri="http://maps.google.com/maps/api/staticmap"/>
+  </reference>
+ </component>
+ <component t:x="218" t:y="529" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name2" name="name"/>
+  <reference target="pair4" name="value"/>
+ </component>
+ <component t:x="256" t:y="530" name="name2" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>A</property>
+ </component>
+ <component t:x="219" t:y="596" name="pair3" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name3" name="name"/>
+  <reference target="pair5" name="value"/>
+ </component>
+ <component t:x="254" t:y="594" name="name3" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>B</property>
+ </component>
+ <component t:x="300" t:y="391" name="number3" t:title="number" t:color="orange1">
+  <t:implementation.python script="nuvem/number.py"/>
+  <service name="number"/>
+  <property>-122.260526</property>
+ </component>
+ <component t:x="260" t:y="553" name="pair4" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="text7" name="name"/>
+  <reference target="text5" name="value"/>
+ </component>
+ <component t:x="294" t:y="558" name="text7" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>yellow</property>
+ </component>
+ <component t:x="254" t:y="658" name="pair5" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="text8" name="name"/>
+  <reference target="text6" name="value"/>
+ </component>
+ <component t:x="303" t:y="659" name="text8" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>green</property>
+ </component>
+ <component t:x="294" t:y="586" name="text5" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>San+Francisco,+CA</property>
+ </component>
+ <component t:x="294" t:y="686" name="text6" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>San+Carlos,+CA</property>
+ </component>
+ <component t:x="166" t:y="530" name="list3" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference target="pair3" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <component t:x="252" t:y="307" name="name" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>A</property>
+ </component>
+ <component t:x="300" t:y="335" name="text4" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>green</property>
+ </component>
+ <component t:x="212" t:y="307" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name" name="name"/>
+  <reference target="list" name="value"/>
+ </component>
+ <component t:x="252" t:y="335" name="list" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="text4" name="item" t:clonable="true"/>
+  <reference target="number2" name="item" t:clonable="true"/>
+  <reference target="number3" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <component t:x="300" t:y="363" name="number2" t:title="number" t:color="orange1">
+  <t:implementation.python script="nuvem/number.py"/>
+  <service name="number"/>
+  <property>37.507156</property>
+ </component>
+ <component t:x="164" t:y="307" name="list2" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="pair" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+</composite>
diff --git a/sca-cpp/trunk/modules/edit/apps/testsocial/app.composite b/sca-cpp/trunk/modules/edit/apps/testsocial/app.composite
index e0d765b510..4da0708d11 100644
--- a/sca-cpp/trunk/modules/edit/apps/testsocial/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testsocial/app.composite
@@ -26,16 +26,9 @@
   </service>
   <reference target="me360" name="content"/>
  </component>
- <component t:x="184" t:y="58" name="list3" t:title="make list" t:color="yellow1">
-  <t:implementation.python script="nuvem/list_.py"/>
-  <service name="list"/>
-  <reference target="assoc" name="item" t:clonable="true"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
-  <reference name="item" t:clonable="true"/>
- </component>
- <component t:x="262" t:y="152" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="262" t:y="152" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name2" name="name"/>
   <reference target="twprofile" name="value"/>
  </component>
@@ -44,15 +37,9 @@
   <service name="name"/>
   <property>twprofile</property>
  </component>
- <component t:x="256" t:y="52" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
-  <reference target="name" name="name"/>
-  <reference target="fbprofile" name="value"/>
- </component>
- <component t:x="128" t:y="12" name="me360" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="128" t:y="12" name="me360" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name3" name="name"/>
   <reference target="list3" name="value"/>
  </component>
@@ -88,24 +75,11 @@
    <t:binding.http uri="http://api.twitter.com/1/statuses/followers.json"/>
   </reference>
  </component>
- <component t:x="473" t:y="71" name="fbprofile" t:title="facebook profile" t:color="blue1">
-  <t:implementation.python script="nuvem/fbprofile.py"/>
-  <service name="fbprofile"/>
-  <reference target="text" name="id"/>
-  <reference name="fb" t:visible="false">
-   <t:binding.http uri="https://graph.facebook.com"/>
-  </reference>
- </component>
  <component t:x="337" t:y="15" name="name3" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
   <service name="name"/>
   <property>me360</property>
  </component>
- <component t:x="473" t:y="43" name="name" t:title="name" t:color="orange1">
-  <t:implementation.python script="nuvem/name.py"/>
-  <service name="name"/>
-  <property>fbprofile</property>
- </component>
  <component t:x="589" t:y="71" name="text" t:title="text" t:color="orange1">
   <t:implementation.python script="nuvem/text.py"/>
   <service name="text"/>
@@ -134,4 +108,30 @@
   <service name="text"/>
   <property>jsdelfino</property>
  </component>
+ <component t:x="284" t:y="32" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name" name="name"/>
+  <reference target="fbprofile" name="value"/>
+ </component>
+ <component t:x="236" t:y="32" name="list3" t:title="list" t:color="yellow1">
+  <t:implementation.python script="nuvem/list_.py"/>
+  <service name="list"/>
+  <reference target="pair" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference name="item" t:clonable="true"/>
+ </component>
+ <component t:x="324" t:y="32" name="name" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>fbprofile</property>
+ </component>
+ <component t:x="324" t:y="60" name="fbprofile" t:title="facebook profile" t:color="blue1">
+  <t:implementation.python script="nuvem/fbprofile.py"/>
+  <service name="fbprofile"/>
+  <reference target="text" name="id"/>
+  <reference name="fb" t:visible="false">
+   <t:binding.http uri="https://graph.facebook.com"/>
+  </reference>
+ </component>
 </composite>
diff --git a/sca-cpp/trunk/modules/edit/apps/testtext/app.composite b/sca-cpp/trunk/modules/edit/apps/testtext/app.composite
index 34db4b61bb..9a9b41a939 100644
--- a/sca-cpp/trunk/modules/edit/apps/testtext/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testtext/app.composite
@@ -109,7 +109,7 @@
   <service name="text"/>
   <property>abcxdefxghi</property>
  </component>
- <component t:x="583" t:y="60" name="list2" t:title="make list" t:color="yellow1">
+ <component t:x="583" t:y="60" name="list2" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
   <reference target="text7" name="item" t:clonable="true"/>
@@ -145,7 +145,7 @@
   <service name="text"/>
   <property>The {0} brown {1}</property>
  </component>
- <component t:x="369" t:y="238" name="list" t:title="make list" t:color="yellow1">
+ <component t:x="369" t:y="238" name="list" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
   <reference target="text15" name="item" t:clonable="true"/>
@@ -167,22 +167,22 @@
   <service name="text"/>
   <property>The {a} brown {b}</property>
  </component>
- <component t:x="603" t:y="239" name="list3" t:title="make list" t:color="yellow1">
+ <component t:x="603" t:y="239" name="list3" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc" name="item" t:clonable="true"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
+  <reference target="pair" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
- <component t:x="675" t:y="243" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="675" t:y="243" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name" name="name"/>
   <reference target="text17" name="value"/>
  </component>
- <component t:x="673" t:y="287" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="673" t:y="287" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name2" name="name"/>
   <reference target="text18" name="value"/>
  </component>
diff --git a/sca-cpp/trunk/modules/edit/apps/testvalues/app.composite b/sca-cpp/trunk/modules/edit/apps/testvalues/app.composite
index c371fb68f1..953363a750 100644
--- a/sca-cpp/trunk/modules/edit/apps/testvalues/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testvalues/app.composite
@@ -39,7 +39,7 @@
   <t:implementation.python script="nuvem/find.py"/>
   <service name="find"/>
   <reference target="name3" name="name"/>
-  <reference target="list2" name="assoc"/>
+  <reference target="list2" name="pair"/>
  </component>
  <component t:x="283" t:y="351" name="name3" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
@@ -187,7 +187,7 @@
   <service name="valueof"/>
   <property>nb</property>
  </component>
- <component t:x="167" t:y="13" name="list7" t:title="make list" t:color="yellow1">
+ <component t:x="167" t:y="13" name="list7" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
   <reference target="number2" name="item" t:clonable="true"/>
@@ -209,7 +209,7 @@
   <t:implementation.python script="nuvem/nothing.py"/>
   <service name="nothing"/>
  </component>
- <component t:x="488" t:y="11" name="list" t:title="make list" t:color="yellow1">
+ <component t:x="488" t:y="11" name="list" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
   <reference target="number" name="item" t:clonable="true"/>
@@ -226,23 +226,23 @@
   <service name="number"/>
   <property>34</property>
  </component>
- <component t:x="902" t:y="56" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="902" t:y="56" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name4" name="name"/>
   <reference target="text3" name="value"/>
  </component>
- <component t:x="896" t:y="137" name="assoc3" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="896" t:y="137" name="pair3" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name5" name="name"/>
   <reference target="text4" name="value"/>
  </component>
- <component t:x="823" t:y="49" name="list2" t:title="make list" t:color="yellow1">
+ <component t:x="823" t:y="49" name="list2" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
-  <reference target="assoc3" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference target="pair3" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
  <component t:x="252" t:y="352" name="reverse" t:title="reverse" t:color="yellow1">
diff --git a/sca-cpp/trunk/modules/edit/apps/testwidgets/app.composite b/sca-cpp/trunk/modules/edit/apps/testwidgets/app.composite
index a7b83b7577..479cfa67e4 100644
--- a/sca-cpp/trunk/modules/edit/apps/testwidgets/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testwidgets/app.composite
@@ -24,11 +24,11 @@
   <service name="page" t:visible="false">
    <t:binding.http uri="page"/>
   </service>
-  <reference target="assoc8" name="content"/>
+  <reference target="pair8" name="content"/>
  </component>
- <component t:x="516" t:y="121" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="516" t:y="121" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name" name="name"/>
   <reference target="text" name="value"/>
  </component>
@@ -82,27 +82,27 @@
   <service name="text"/>
   <property>http://tuscany.apache.org/images/TuscanyLogo.jpg</property>
  </component>
- <component t:x="405" t:y="268" name="assoc3" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="405" t:y="268" name="pair3" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name3" name="name"/>
   <reference target="text3" name="value"/>
  </component>
- <component t:x="407" t:y="355" name="assoc5" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="407" t:y="355" name="pair5" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name7" name="name"/>
   <reference target="text5" name="value"/>
  </component>
- <component t:x="409" t:y="178" name="assoc6" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="409" t:y="178" name="pair6" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name2" name="name"/>
   <reference target="text2" name="value"/>
  </component>
- <component t:x="407" t:y="445" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="407" t:y="445" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name4" name="name"/>
   <reference target="text4" name="value"/>
  </component>
@@ -126,15 +126,15 @@
   <service name="name"/>
   <property>test</property>
  </component>
- <component t:x="460" t:y="660" name="assoc4" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="460" t:y="660" name="pair4" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name5" name="name"/>
   <reference target="text6" name="value"/>
  </component>
- <component t:x="460" t:y="569" name="assoc9" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="460" t:y="569" name="pair9" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name9" name="name"/>
   <reference target="text8" name="value"/>
  </component>
@@ -148,29 +148,30 @@
   <service name="text"/>
   <property>test text</property>
  </component>
- <component t:x="458" t:y="128" name="assoc7" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="458" t:y="128" name="pair7" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name6" name="name"/>
   <reference target="text7" name="value"/>
  </component>
- <component t:x="330" t:y="0" name="assoc8" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="330" t:y="0" name="pair8" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name8" name="name"/>
   <reference target="list" name="value"/>
  </component>
- <component t:x="385" t:y="40" name="list" t:title="make list" t:color="yellow1">
+ <component t:x="385" t:y="40" name="list" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc" name="item" t:clonable="true"/>
-  <reference target="assoc7" name="item" t:clonable="true"/>
-  <reference target="assoc6" name="item" t:clonable="true"/>
-  <reference target="assoc3" name="item" t:clonable="true"/>
-  <reference target="assoc5" name="item" t:clonable="true"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
-  <reference target="assoc9" name="item" t:clonable="true"/>
-  <reference target="assoc4" name="item" t:clonable="true"/>
+  <reference target="pair" name="item" t:clonable="true"/>
+  <reference target="pair7" name="item" t:clonable="true"/>
+  <reference target="pair6" name="item" t:clonable="true"/>
+  <reference target="pair3" name="item" t:clonable="true"/>
+  <reference target="pair5" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference target="pair9" name="item" t:clonable="true"/>
+  <reference target="pair4" name="item" t:clonable="true"/>
+  <reference target="pair10" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
  <component t:x="513" t:y="520" name="text4" t:title="text" t:color="orange1">
@@ -178,4 +179,31 @@
   <service name="text"/>
   <property>http://tuscany.apache.org</property>
  </component>
+ <component t:x="515" t:y="541" name="name10" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>testpath1</property>
+ </component>
+ <component t:x="512" t:y="568" name="pair11" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name11" name="name"/>
+  <reference target="text9" name="value"/>
+ </component>
+ <component t:x="571" t:y="567" name="name11" t:title="name" t:color="orange1">
+  <t:implementation.python script="nuvem/name.py"/>
+  <service name="name"/>
+  <property>testpath2</property>
+ </component>
+ <component t:x="567" t:y="596" name="text9" t:title="text" t:color="orange1">
+  <t:implementation.python script="nuvem/text.py"/>
+  <service name="text"/>
+  <property>test path</property>
+ </component>
+ <component t:x="457" t:y="540" name="pair10" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
+  <reference target="name10" name="name"/>
+  <reference target="pair11" name="value"/>
+ </component>
 </composite>
diff --git a/sca-cpp/trunk/modules/edit/apps/testwidgets/app.html b/sca-cpp/trunk/modules/edit/apps/testwidgets/app.html
index 7db0f3e36f..ee20dcef38 100644
--- a/sca-cpp/trunk/modules/edit/apps/testwidgets/app.html
+++ b/sca-cpp/trunk/modules/edit/apps/testwidgets/app.html
@@ -55,4 +55,7 @@
  <SPAN id="testimg" class="img" style="position: absolute; top: 12px; left: 252px; ">
   <IMG src="/public/img.png"/>
  </SPAN>
+ <SPAN id="testpath1.testpath2" class="text" style="position: absolute; top: 282px; left: 17px; ">
+  <SPAN>text</SPAN>
+ </SPAN>
 </DIV>
diff --git a/sca-cpp/trunk/modules/edit/apps/testwidgets2/app.composite b/sca-cpp/trunk/modules/edit/apps/testwidgets2/app.composite
index 6ad9b104eb..133b214b92 100644
--- a/sca-cpp/trunk/modules/edit/apps/testwidgets2/app.composite
+++ b/sca-cpp/trunk/modules/edit/apps/testwidgets2/app.composite
@@ -26,7 +26,7 @@
  <component t:x="74" t:y="10" name="name" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
   <service name="name"/>
-  <property>testtable1</property>
+  <property>testlist1</property>
  </component>
  <service name="page" promote="page"/>
  <component t:x="109" t:y="0" name="page" t:title="when page opens" t:color="green1">
@@ -36,27 +36,27 @@
   </service>
   <reference target="list" name="content"/>
  </component>
- <component t:x="305" t:y="202" name="assoc" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="305" t:y="202" name="pair" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name" name="name"/>
   <reference target="text" name="value"/>
  </component>
  <component t:x="355" t:y="129" name="name2" t:title="name" t:color="orange1">
   <t:implementation.python script="nuvem/name.py"/>
   <service name="name"/>
-  <property>testtable2</property>
+  <property>testlist2</property>
  </component>
- <component t:x="355" t:y="177" name="list2" t:title="make list" t:color="yellow1">
+ <component t:x="355" t:y="177" name="list2" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc3" name="item" t:clonable="true"/>
-  <reference target="assoc4" name="item" t:clonable="true"/>
+  <reference target="pair3" name="item" t:clonable="true"/>
+  <reference target="pair4" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
- <component t:x="435" t:y="165" name="assoc3" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="435" t:y="165" name="pair3" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name3" name="name"/>
   <reference target="number" name="value"/>
  </component>
@@ -70,9 +70,9 @@
   <service name="number"/>
   <property>1</property>
  </component>
- <component t:x="435" t:y="256" name="assoc4" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="435" t:y="256" name="pair4" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name4" name="name"/>
   <reference target="number2" name="value"/>
  </component>
@@ -81,9 +81,9 @@
   <service name="number"/>
   <property>2</property>
  </component>
- <component t:x="303" t:y="126" name="assoc2" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="303" t:y="126" name="pair2" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name2" name="name"/>
   <reference target="list2" name="value"/>
  </component>
@@ -92,19 +92,19 @@
   <service name="name"/>
   <property>b</property>
  </component>
- <component t:x="230" t:y="38" name="list" t:title="make list" t:color="yellow1">
+ <component t:x="230" t:y="38" name="list" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
-  <reference target="assoc" name="item" t:clonable="true"/>
-  <reference target="assoc2" name="item" t:clonable="true"/>
-  <reference target="assoc5" name="item" t:clonable="true"/>
-  <reference target="assoc6" name="item" t:clonable="true"/>
-  <reference target="assoc7" name="item" t:clonable="true"/>
+  <reference target="pair" name="item" t:clonable="true"/>
+  <reference target="pair2" name="item" t:clonable="true"/>
+  <reference target="pair5" name="item" t:clonable="true"/>
+  <reference target="pair6" name="item" t:clonable="true"/>
+  <reference target="pair7" name="item" t:clonable="true"/>
   <reference name="item" t:clonable="true"/>
  </component>
- <component t:x="312" t:y="294" name="assoc5" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="312" t:y="294" name="pair5" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name5" name="name"/>
   <reference target="text2" name="value"/>
  </component>
@@ -118,9 +118,9 @@
   <service name="text"/>
   <property>&lt;b&gt;test bold text&lt;/b&gt;</property>
  </component>
- <component t:x="315" t:y="362" name="assoc6" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="315" t:y="362" name="pair6" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name6" name="name"/>
   <reference target="list3" name="value"/>
  </component>
@@ -134,7 +134,7 @@
   <service name="text"/>
   <property>http://www.apache.org/</property>
  </component>
- <component t:x="369" t:y="387" name="list3" t:title="make list" t:color="yellow1">
+ <component t:x="369" t:y="387" name="list3" t:title="list" t:color="yellow1">
   <t:implementation.python script="nuvem/list_.py"/>
   <service name="list"/>
   <reference target="text3" name="item" t:clonable="true"/>
@@ -146,9 +146,9 @@
   <service name="text"/>
   <property>Apache</property>
  </component>
- <component t:x="319" t:y="478" name="assoc7" t:title="assoc" t:color="orange1">
-  <t:implementation.python script="nuvem/assoc.py"/>
-  <service name="assoc"/>
+ <component t:x="319" t:y="478" name="pair7" t:title="pair" t:color="yellow1">
+  <t:implementation.python script="nuvem/pair.py"/>
+  <service name="pair"/>
   <reference target="name7" name="name"/>
   <reference target="text5" name="value"/>
  </component>