@Override
public Iterator<FeatureDescriptor> getFeatureDescriptors(ELContext elContext, Object base) {
List<FeatureDescriptor> featureDescriptors = new ArrayList<>();
PageContext pageContext = (PageContext) elContext.getContext(JspContext.class);
Enumeration<?> enumeration = pageContext.getAttributeNamesInScope(PageContext.PAGE_SCOPE);
while (enumeration.hasMoreElements()) {
String name = (String) enumeration.nextElement();
Object value = pageContext.getAttribute(name, PageContext.PAGE_SCOPE);
FeatureDescriptor featureDescriptor = getFeatureDescriptor(name, value, "page");
featureDescriptors.add(featureDescriptor);
}
enumeration = pageContext.getAttributeNamesInScope(PageContext.REQUEST_SCOPE);
while (enumeration.hasMoreElements()) {
String name = (String) enumeration.nextElement();
Object value = pageContext.getAttribute(name, PageContext.REQUEST_SCOPE);
FeatureDescriptor featureDescriptor = getFeatureDescriptor(name, value, "request");
featureDescriptors.add(featureDescriptor);
}
enumeration = pageContext.getAttributeNamesInScope(PageContext.SESSION_SCOPE);
while (enumeration.hasMoreElements()) {
String name = (String) enumeration.nextElement();
Object value = pageContext.getAttribute(name, PageContext.SESSION_SCOPE);
FeatureDescriptor featureDescriptor = getFeatureDescriptor(name, value, "session");
featureDescriptors.add(featureDescriptor);
}
enumeration = pageContext.getAttributeNamesInScope(PageContext.APPLICATION_SCOPE);
while (enumeration.hasMoreElements()) {
String name = (String) enumeration.nextElement();
Object value = pageContext.getAttribute(name, PageContext.APPLICATION_SCOPE);
FeatureDescriptor featureDescriptor = getFeatureDescriptor(name, value, "application");
featureDescriptors.add(featureDescriptor);
}
return featureDescriptors.iterator();
}
@SuppressWarnings({"unchecked", "rawtypes"})
@Override
public Enumeration getAttributeNamesInScope(int arg0) {
// TODO R3Vx (minor) ji likely to be wrong. Wenn Variable auf null gesetzt wird, diese aber auch
// in Parent ist,
// wird ggf. die von Parent weitergeliefert
return parentPageContext.getAttributeNamesInScope(arg0);
}