Summary

The no-arg public constructor of javax.swing.plaf.basic.BasicSliderUI was deprecated in JDK 23 and marked for removal in a next release which is being done now.

Problem

The no-arg constructor BasicSliderUI() was added by mistake under JDK-8250852 and the new constructor appears in CSR JDK-8251855 for that bug in JDK 16.

Solution

Remove the now deprecated accidentally added constructor.

Specification

javax.swing.plaf.basic.BasicSliderUI.java

-    /**
-     * Constructs a {@code BasicSliderUI}.
-     *
-     * @since 16
-     * @deprecated This constructor was exposed erroneously and will be removed in a future release.
-     *             Use {@link #BasicSliderUI(JSlider)} instead.
-     */
-    @Deprecated(since = "23", forRemoval = true)
-    public BasicSliderUI() {}