1 /*
2 * Copyright (c) 1999, 2013, 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
30 import java.util.WeakHashMap;
31
32 import javax.sound.sampled.AudioSystem;
33 import javax.sound.sampled.Control;
34 import javax.sound.sampled.Line;
35 import javax.sound.sampled.LineEvent;
36 import javax.sound.sampled.LineListener;
37 import javax.sound.sampled.LineUnavailableException;
38
39
40 /**
41 * AbstractLine
42 *
43 * @author Kara Kytle
44 */
45 abstract class AbstractLine implements Line {
46
47 protected final Line.Info info;
48 protected Control[] controls;
49 AbstractMixer mixer;
50 private boolean open = false;
51 private final Vector<Object> listeners = new Vector<>();
52
53 /**
54 * Contains event dispatcher per thread group.
55 */
56 private static final Map<ThreadGroup, EventDispatcher> dispatchers =
57 new WeakHashMap<>();
58
59 /**
60 * Constructs a new AbstractLine.
61 * @param mixer the mixer with which this line is associated
62 * @param controls set of supported controls
63 */
64 protected AbstractLine(Line.Info info, AbstractMixer mixer, Control[] controls) {
65
66 if (controls == null) {
67 controls = new Control[0];
68 }
69
70 this.info = info;
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1 /*
2 * Copyright (c) 1999, 2016, 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
30 import java.util.WeakHashMap;
31
32 import javax.sound.sampled.AudioSystem;
33 import javax.sound.sampled.Control;
34 import javax.sound.sampled.Line;
35 import javax.sound.sampled.LineEvent;
36 import javax.sound.sampled.LineListener;
37 import javax.sound.sampled.LineUnavailableException;
38
39
40 /**
41 * AbstractLine
42 *
43 * @author Kara Kytle
44 */
45 abstract class AbstractLine implements Line {
46
47 protected final Line.Info info;
48 protected Control[] controls;
49 AbstractMixer mixer;
50 private volatile boolean open;
51 private final Vector<Object> listeners = new Vector<>();
52
53 /**
54 * Contains event dispatcher per thread group.
55 */
56 private static final Map<ThreadGroup, EventDispatcher> dispatchers =
57 new WeakHashMap<>();
58
59 /**
60 * Constructs a new AbstractLine.
61 * @param mixer the mixer with which this line is associated
62 * @param controls set of supported controls
63 */
64 protected AbstractLine(Line.Info info, AbstractMixer mixer, Control[] controls) {
65
66 if (controls == null) {
67 controls = new Control[0];
68 }
69
70 this.info = info;
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