src/jdk.compiler/share/classes/com/sun/tools/javac/Main.java

*** 32,41 ****
--- 32,46 ----
   * compiler, javac.
   * See the <a href="{@docRoot}/jdk.compiler/module-summary.html">{@code jdk.compiler}</a>
   * module for details on replacement APIs.
   */
  public class Main {
+     /**
+      * Do not call.
+      */
+     @Deprecated(since="16", forRemoval=true)
+     public Main(){}
  
      /** Main entry point for the launcher.
       *  Note: This method calls System.exit.
       *  @param args command line arguments
       *  @throws Exception only if an uncaught internal exception occurs;