Adds some JavaDocs

plugins/java8-support/src/main/java/org/apache/struts2/convention/Java8ClassFinder.java

@@ -158,18 +158,6 @@ public class Java8ClassFinder implements ClassFinder {
         return infos != null && !infos.isEmpty();
     }
 
-    /**
-     * Returns a list of classes that could not be loaded in last invoked findAnnotated* method.
-     * <p/>
-     * The list will only contain entries of classes whose byte code matched the requirements
-     * of last invoked find* method, but were unable to be loaded and included in the results.
-     * <p/>
-     * The list returned is unmodifiable.  Once obtained, the returned list will be a live view of the
-     * results from the last findAnnotated* method call.
-     * <p/>
-     * This method is not thread safe.
-     * @return an unmodifiable live view of classes that could not be loaded in previous findAnnotated* call.
-     */
     public List<String> getClassesNotLoaded() {
         return Collections.unmodifiableList(classesNotLoaded);
     }