src/jdk.javadoc/share/classes/jdk/javadoc/internal/tool/Start.java

*** 271,283 ****
          if (jdk.javadoc.doclet.Doclet.class.isAssignableFrom(docletClass)) {
              // no need to dispatch to old, safe to init now
              initMessager();
              messager.setLocale(locale);
              try {
!                 Object o = docletClass.newInstance();
                  doclet = (Doclet) o;
!             } catch (InstantiationException | IllegalAccessException exc) {
                  exc.printStackTrace();
                  if (!apiMode) {
                      error("main.could_not_instantiate_class", docletClass);
                      throw new Messager.ExitJavadoc();
                  }
--- 271,283 ----
          if (jdk.javadoc.doclet.Doclet.class.isAssignableFrom(docletClass)) {
              // no need to dispatch to old, safe to init now
              initMessager();
              messager.setLocale(locale);
              try {
!                 Object o = docletClass.getConstructor(new Class<?>[0]).newInstance((Object[])null);
                  doclet = (Doclet) o;
!             } catch (ReflectiveOperationException exc) {
                  exc.printStackTrace();
                  if (!apiMode) {
                      error("main.could_not_instantiate_class", docletClass);
                      throw new Messager.ExitJavadoc();
                  }