src/java.compiler/share/classes/javax/tools/JavaCompiler.java

@@ -303,10 +303,11 @@
          * or diagnostics to be reported when the task is started.
          * @param moduleNames the names of the root modules
          * @throws IllegalArgumentException may be thrown for some
          *      invalid module names
          * @throws IllegalStateException if the task has started
+         * @since 9
          */
         void addModules(Iterable<String> moduleNames);
 
         /**
          * Sets processors (for annotation processing).  This will