1Content Model : (portlet-name, icon?, virtual-path?,
 2 struts-path?, parent-struts-path?, configuration-
 3 path?, configuration-action-class?, indexer-class*,
 4 open-search-class?, scheduler-entry*, portlet-url-
 5 class?, friendly-url-mapper-class?, friendly-url-
 6 mapping?, friendly-url-routes?, url-encoder-class?,
 7 portlet-data-handler-class?, portlet-layout-listener-
 8 class?, poller-processor-class?, pop-message-listener-
 9 class?, social-activity-interpreter-class?, social-
10 request-interpreter-class?, webdav-storage-token?,
11 webdav-storage-class?, xml-rpc-method-class?,
12 control-panel-entry-category?, control-panel-entry-
13 weight?, control-panel-entry-class?, asset-renderer-
14 factory*, atom-collection-adapter*, custom-
15 attributes-display*, permission-propagator?,
16 workflow-handler*, preferences-company-wide?,
17 preferences-unique-per-layout?, preferences-owned-
18 by-group?, use-default-template?, show-portlet-
19 access-denied?, show-portlet-inactive?, action-url-
20 redirect?, restore-current-view?, maximize-edit?,
21 maximize-help?, pop-up-print?, layout-cacheable?,
22 instanceable?, remoteable?, scopeable?, user-
23 principal-strategy?, private-request-attributes?,
24 private-session-attributes?, autopropagated-
25 parameters?, action-timeout?, render-timeout?,
26 render-weight?, ajaxable?, header-portal-css*,
27 header-portlet-css*, header-portal-javascript*,
28 header-portlet-javascript*, footer-portal-css*,
29 footer-portlet-css*, footer-portal-javascript*, footer-
30 portlet-javascript*, css-class-wrapper?, facebook-
31 integration?, add-default-resource?, system?,
32 active?, include?)