1 /* 2 * Copyright (c) 1999, 2017, 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 javax.sound.sampled; 27 28 import java.security.BasicPermission; 29 30 /** 31 * The {@code AudioPermission} class represents access rights to the audio 32 * system resources. An {@code AudioPermission} contains a target name but no 33 * actions list; you either have the named permission or you don't. 34 * <p> 35 * The target name is the name of the audio permission (see the table below). 36 * The names follow the hierarchical property-naming convention. Also, an 37 * asterisk can be used to represent all the audio permissions. 38 * <p> 39 * The following table lists the possible {@code AudioPermission} target names. 40 * For each name, the table provides a description of exactly what that 41 * permission allows, as well as a discussion of the risks of granting code the 42 * permission. 43 * 44 * <table class="striped"> 45 * <caption>Permission target name, what the permission allows, and associated 46 * risks</caption> 47 * <thead> 48 * <tr> 49 * <th>Permission Target Name 50 * <th>What the Permission Allows 51 * <th>Risks of Allowing this Permission 52 * </thead> 53 * <tbody> 54 * <tr> 55 * <td>play 56 * <td>Audio playback through the audio device or devices on the system. 57 * Allows the application to obtain and manipulate lines and mixers for 58 * audio playback (rendering). 59 * <td>In some cases use of this permission may affect other 60 * applications because the audio from one line may be mixed with other 61 * audio being played on the system, or because manipulation of a mixer 62 * affects the audio for all lines using that mixer. 63 * <tr> 64 * <td>record 65 * <td>Audio recording through the audio device or devices on the system. 66 * Allows the application to obtain and manipulate lines and mixers for 67 * audio recording (capture). 68 * <td>In some cases use of this permission may affect other applications 69 * because manipulation of a mixer affects the audio for all lines using 70 * that mixer. This permission can enable an applet or application to 71 * eavesdrop on a user. 72 * </tbody> 73 * </table> 74 * 75 * @author Kara Kytle 76 * @since 1.3 77 */ 78 public class AudioPermission extends BasicPermission { 79 80 /** 81 * Use serialVersionUID from JDK 1.3 for interoperability. 82 */ 83 private static final long serialVersionUID = -5518053473477801126L; 84 85 /** 86 * Creates a new {@code AudioPermission} object that has the specified 87 * symbolic name, such as "play" or "record". An asterisk can be used to 88 * indicate all audio permissions. 89 * 90 * @param name the name of the new {@code AudioPermission} 91 * @throws NullPointerException if {@code name} is {@code null} 92 * @throws IllegalArgumentException if {@code name} is empty 93 */ 94 public AudioPermission(final String name) { 95 super(name); 96 } 97 98 /** 99 * Creates a new {@code AudioPermission} object that has the specified 100 * symbolic name, such as "play" or "record". The {@code actions} parameter 101 * is currently unused and should be {@code null}. 102 * 103 * @param name the name of the new {@code AudioPermission} 104 * @param actions (unused; should be {@code null}) 105 * @throws NullPointerException if {@code name} is {@code null} 106 * @throws IllegalArgumentException if {@code name} is empty 107 */ 108 public AudioPermission(final String name, final String actions) { 109 super(name, actions); 110 } 111 }