src/java.base/share/classes/java/util/concurrent/Executors.java

@@ -44,11 +44,10 @@
  import java.security.PrivilegedActionException;
  import java.security.PrivilegedExceptionAction;
  import java.util.Collection;
  import java.util.List;
  import java.util.concurrent.atomic.AtomicInteger;
- import jdk.internal.javac.PreviewFeature;
  import jdk.internal.ref.CleanerFactory;
  import sun.security.util.SecurityConstants;
  
  /**
   * Factory and utility methods for {@link Executor}, {@link

@@ -247,13 +246,12 @@
       * executing the task.
       *
       * @param threadFactory the factory to use when creating new threads
       * @return a new executor that creates a new Thread for each task
       * @throws NullPointerException if threadFactory is null
-      * @since 19
+      * @since 21
       */
-     @PreviewFeature(feature = PreviewFeature.Feature.VIRTUAL_THREADS)
      public static ExecutorService newThreadPerTaskExecutor(ThreadFactory threadFactory) {
          return ThreadPerTaskExecutor.create(threadFactory);
      }
  
      /**

@@ -263,14 +261,12 @@
       * <p> This method is equivalent to invoking
       * {@link #newThreadPerTaskExecutor(ThreadFactory)} with a thread factory
       * that creates virtual threads.
       *
       * @return a new executor that creates a new virtual Thread for each task
-      * @throws UnsupportedOperationException if preview features are not enabled
-      * @since 19
+      * @since 21
       */
-     @PreviewFeature(feature = PreviewFeature.Feature.VIRTUAL_THREADS)
      public static ExecutorService newVirtualThreadPerTaskExecutor() {
          ThreadFactory factory = Thread.ofVirtual().factory();
          return newThreadPerTaskExecutor(factory);
      }