code: public static void generate(ConfigurationImpl configuration,
                                  ClassTree classtree)  {
          ClassUseMapper mapper = new ClassUseMapper(configuration, classtree);
          for (ClassDoc aClass : configuration.root.classes()) {
              // If -nodeprecated option is set and the containing package is marked
              // as deprecated, do not generate the class-use page. We will still generate
              // the class-use page if the class is marked as deprecated but the containing
              // package is not since it could still be linked from that package-use page.
              if (!(configuration.nodeprecated &&
                    configuration.utils.isDeprecated(aClass.containingPackage())))
                  ClassUseWriter.generate(configuration, mapper, aClass);
          }
          for (PackageDoc pkg : configuration.packages) {
              // If -nodeprecated option is set and the package is marked
              // as deprecated, do not generate the package-use page.
              if (!(configuration.nodeprecated && configuration.utils.isDeprecated(pkg)))
                  PackageUseWriter.generate(configuration, mapper, pkg);
          }
      }
docs: Write out class use pages.
  @throws DocletAbortException