152 lines
4.2 KiB
Java
152 lines
4.2 KiB
Java
/*
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* Copyright (c) 1995, 2003, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.applet;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.ByteArrayInputStream;
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import java.net.URL;
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import java.net.URLConnection;
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import java.applet.AudioClip;
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import com.sun.media.sound.JavaSoundAudioClip;
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/**
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* Applet audio clip;
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*
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* @author Arthur van Hoff, Kara Kytle
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*/
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public class AppletAudioClip implements AudioClip {
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// url that this AudioClip is based on
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private URL url = null;
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// the audio clip implementation
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private AudioClip audioClip = null;
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boolean DEBUG = false /*true*/;
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/**
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* Constructs an AppletAudioClip from an URL.
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*/
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public AppletAudioClip(URL url) {
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// store the url
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this.url = url;
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try {
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// create a stream from the url, and use it
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// in the clip.
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InputStream in = url.openStream();
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createAppletAudioClip(in);
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} catch (IOException e) {
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/* just quell it */
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if (DEBUG) {
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System.err.println("IOException creating AppletAudioClip" + e);
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}
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}
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}
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/**
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* Constructs an AppletAudioClip from a URLConnection.
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*/
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public AppletAudioClip(URLConnection uc) {
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try {
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// create a stream from the url, and use it
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// in the clip.
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createAppletAudioClip(uc.getInputStream());
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} catch (IOException e) {
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/* just quell it */
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if (DEBUG) {
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System.err.println("IOException creating AppletAudioClip" + e);
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}
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}
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}
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/**
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* For constructing directly from Jar entries, or any other
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* raw Audio data. Note that the data provided must include the format
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* header.
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*/
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public AppletAudioClip(byte [] data) {
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try {
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// construct a stream from the byte array
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InputStream in = new ByteArrayInputStream(data);
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createAppletAudioClip(in);
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} catch (IOException e) {
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/* just quell it */
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if (DEBUG) {
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System.err.println("IOException creating AppletAudioClip " + e);
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}
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}
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}
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/*
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* Does the real work of creating an AppletAudioClip from an InputStream.
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* This function is used by both constructors.
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*/
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void createAppletAudioClip(InputStream in) throws IOException {
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try {
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audioClip = new JavaSoundAudioClip(in);
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} catch (Exception e3) {
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// no matter what happened, we throw an IOException to avoid changing the interfaces....
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throw new IOException("Failed to construct the AudioClip: " + e3);
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}
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}
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public synchronized void play() {
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if (audioClip != null)
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audioClip.play();
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}
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public synchronized void loop() {
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if (audioClip != null)
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audioClip.loop();
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}
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public synchronized void stop() {
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if (audioClip != null)
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audioClip.stop();
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}
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}
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