User development, The document "VPE message attributes processing process", was updated Jan 20, 2010 by Max Andersen. To view the document, visit: http://community.jboss.org/docs/DOC-13828#cf Document: -------------------------------------------------------------- 1) This diagram shows how message resources registred in VPE http://community.jboss.org/servlet/JiveServlet/showImage/102-13828-2-1469... Some class names which can be usefull: * VpeController  - visual page editor controler, see method init() for followinf lines           bundle = new BundleMap();           bundle.init(sourceEditor); * org.jboss.tools.vpe.editor.bundle.BundleMap class where stores message resources properties.   2) Diagram #2 how this bundles used when generates a visual nodes http://community.jboss.org/servlet/JiveServlet/showImage/102-13828-2-1471... Usefull classes and method * org.jboss.tools.vpe.editor.VpeVisualDomBuilder method createNode(Node sourceNode,nsIDOMNode visualOldContainer) following code                if (ElService.getInstance().isELNode(getPageContext(),                          sourceNode)) {                                         sourceNodeProxy = VpeProxyUtil.createProxyForELExpressionNode(getPageContext(),                          sourceNode); * org.jboss.tools.vpe.editor.util.ELService check is node have EL attributes and replce in proxy node calls neccery attributes and values * package org.jboss.tools.vpe.editor.proxy here contained vpe proxys for source nodes --------------------------------------------------------------