8261750: Remove internal class sun.net.www.MimeLauncher

Reviewed-by: alanb, dfuchs

src/java.base/share/classes/sun/net/www/MimeEntry.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1994, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1994, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -204,59 +204,6 @@ private boolean isStarred(String typeName) {
         return typeName != null && typeName.endsWith("/*");
     }
 
-    /**
-     * Invoke the MIME type specific behavior for this MIME type.
-     * Returned value can be one of several types:
-     * <ol>
-     * <li>A thread -- the caller can choose when to launch this thread.
-     * <li>A string -- the string is loaded into the browser directly.
-     * <li>An input stream -- the caller can read from this byte stream and
-     *     will typically store the results in a file.
-     * <li>A document (?) --
-     * </ol>
-     */
-    public Object launch(java.net.URLConnection urlc, InputStream is, MimeTable mt) throws ApplicationLaunchException {
-        switch (action) {
-        case SAVE_TO_FILE:
-            // REMIND: is this really the right thing to do?
-            try {
-                return is;
-            } catch(Exception e) {
-                // I18N
-                return "Load to file failed:\n" + e;
-            }
-
-        case LOAD_INTO_BROWSER:
-            // REMIND: invoke the content handler?
-            // may be the right thing to do, may not be -- short term
-            // where docs are not loaded asynch, loading and returning
-            // the content is the right thing to do.
-            try {
-                return urlc.getContent();
-            } catch (Exception e) {
-                return null;
-            }
-
-        case LAUNCH_APPLICATION:
-            {
-                String threadName = command;
-                int fst = threadName.indexOf(' ');
-                if (fst > 0) {
-                    threadName = threadName.substring(0, fst);
-                }
-
-                return new MimeLauncher(this, urlc, is,
-                                        mt.getTempFileTemplate(), threadName);
-            }
-
-        case UNKNOWN:
-            // REMIND: What to do here?
-            return null;
-        }
-
-        return null;
-    }
-
     public boolean matches(String type) {
         if (starred) {
           // REMIND: is this the right thing or not?