src/share/classes/com/sun/media/sound/AbstractLine.java

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  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 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;
  71         this.mixer = mixer;




  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;
  71         this.mixer = mixer;