src/java.base/share/classes/java/net/URLDecoder.java

*** 79,88 ****
--- 79,94 ----
   * @since   1.2
   */
  
  public class URLDecoder {
  
+     /**
+      * Do not call.
+      */
+     @Deprecated(since="16", forRemoval=true)
+     public URLDecoder() {}
+ 
      // The platform default encoding
      static String dfltEncName = URLEncoder.dfltEncName;
  
      /**
       * Decodes a {@code x-www-form-urlencoded} string.