https://openjdk.java.net/ 
/*
 * Copyright (c) 2016, 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
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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package jdk.internal.netscape.javascript.spi;

import java.applet.Applet;
import netscape.javascript.JSException;
import netscape.javascript.JSObject;

@SuppressWarnings("deprecation")
public interface JSObjectProvider {
    
Return a JSObject for the window containing the given applet.
Implementations of this class should return null if not connected to a
browser, for example, when running in AppletViewer.

Params:
  • applet – The applet.
Throws:
Returns:JSObject for the window containing the given applet or null if we
are not connected to a browser.
/**
     * Return a JSObject for the window containing the given applet.
     * Implementations of this class should return null if not connected to a
     * browser, for example, when running in AppletViewer.
     *
     * @param applet The applet.
     * @return JSObject for the window containing the given applet or null if we
     * are not connected to a browser.
     * @throws JSException when an error is encountered.
     */
    public JSObject getWindow(Applet applet) throws JSException;
}