Showing the changes to java/pkg/sun/audio/ContinuousAudioDataStream.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 1999, 2002, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.audio; | ||
| 27 | |||
| 28 | /** | ||
| 29 | * Create a continuous audio stream. This wraps a stream | ||
| 30 | * around an AudioData object, the stream is restarted | ||
| 31 | * at the beginning everytime the end is reached, thus | ||
| 32 | * creating continuous sound.<p> | ||
| 33 | * For example: | ||
| 34 | * <pre> | ||
| 35 | * AudioData data = AudioData.getAudioData(url); | ||
| 36 | * ContinuousAudioDataStream audiostream = new ContinuousAudioDataStream(data); | ||
| 37 | * AudioPlayer.player.start(audiostream); | ||
| 38 | * </pre> | ||
| 39 | * | ||
| 40 | * @see AudioPlayer | ||
| 41 | * @see AudioData | ||
| 42 | * @author Arthur van Hoff | ||
| 43 | */ | ||
| 44 | |||
| 45 | public | ||
| 46 | class ContinuousAudioDataStream extends AudioDataStream { | ||
| 47 | |||
| 48 | |||
| 49 | /** | ||
| 50 | * Create a continuous stream of audio. | ||
| 51 | */ | ||
| 52 | public ContinuousAudioDataStream(AudioData data) { | ||
| 53 | |||
| 54 | super(data); | ||
| 55 | } | ||
| 56 | |||
| 57 | |||
| 58 | public int read() { | ||
| 59 | |||
| 60 | int i = super.read(); | ||
| 61 | |||
| 62 | if (i == -1) { | ||
| 63 | reset(); | ||
| 64 | i = super.read(); | ||
| 65 | } | ||
| 66 | |||
| 67 | return i; | ||
| 68 | } | ||
| 69 | |||
| 70 | |||
| 71 | public int read(byte ab[], int i1, int j) { | ||
| 72 | |||
| 73 | int k; | ||
| 74 | |||
| 75 | for (k = 0; k < j; ) { | ||
| 76 | int i2 = super.read(ab, i1 + k, j - k); | ||
| 77 | if (i2 >= 0) k += i2; | ||
| 78 | else reset(); | ||
| 79 | } | ||
| 80 | |||
| 81 | return k; | ||
| 82 | } | ||
| 83 | } | ||