/*

 * Copyright (c) 1999, 2002, 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package javax.sound.sampled;

/**

 * Instances of classes that implement the <code>LineListener</code> interface can register to

 * receive events when a line's status changes.

 *

 * @author Kara Kytle

 *

 * @see Line

 * @see Line#addLineListener

 * @see Line#removeLineListener

 * @see LineEvent

 *

 * @since 1.3

 */

/*

 * Instances of classes that implement the <code>LineListener</code> interface can register to

 * receive events when a line's status changes.

 *

 * @see Line

 * @see Line#addLineListener

 * @see Line#removeLineListener

 * @see LineEvent

 *

 * @author Kara Kytle

 */

public interface LineListener extends java.util.EventListener {

    /**

     * Informs the listener that a line's state has changed.  The listener can then invoke

     * <code>LineEvent</code> methods to obtain information about the event.

     * @param event a line event that describes the change

     */

    /*

     * Informs the listener that a line's state has changed.  The listener can then invoke

     * <code>LineEvent</code> methods to obtain information about the event.

     * @param event a line event that describes the change

     */

    public void update(LineEvent event);

} // interface LineListener