ExternalContext eContext = context.getExternalContext();
compiler.addTagLibrary(new CoreLibrary());
compiler.addTagLibrary(new HtmlLibrary());
compiler.addTagLibrary(new UILibrary());
compiler.addTagLibrary(new JstlCoreLibrary());
compiler.addTagLibrary(new JstlFnLibrary());
compiler.addTagLibrary(new CompositeLibrary());
compiler.addTagLibrary(new CompositeResourceLibrary());
String param = _getStringParameter(eContext, PARAM_LIBRARIES, PARAM_LIBRARIES_DEPRECATED);