public void run() {
// get line and buffer from ThreadLocals
SourceDataLine line = (SourceDataLine) localLine.get();
byte[] buffer = (byte[]) localBuffer.get();
if (line == null || buffer == null) {
// the line is unavailable
return;
}
// copy data to the line
try {
int numBytesRead = 0;
while (numBytesRead != -1) {
// if paused, wait until unpaused
synchronized (pausedLock) {
if (paused) {
try {
pausedLock.wait();
} catch (InterruptedException ex) {
return;
}
}
}
// copy data
numBytesRead = source.read(buffer, 0, buffer.length);
if (numBytesRead != -1) {
line.write(buffer, 0, numBytesRead);
}
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
/** Creates an AudioInputStream from a sound from an input stream */
public AudioInputStream getAudioInputStream(InputStream is) {
try {
if (!is.markSupported()) {
is = new BufferedInputStream(is);
}
// open the source stream
AudioInputStream source = AudioSystem.getAudioInputStream(is);
// convert to playback format
return AudioSystem.getAudioInputStream(playbackFormat, source);
} catch (UnsupportedAudioFileException ex) {
ex.printStackTrace();
} catch (IOException ex) {
ex.printStackTrace();
} catch (IllegalArgumentException ex) {
ex.printStackTrace();
}
return null;
}
private int load(int addr) {
if (addr == RN) {
return rand.nextInt();
}
if (addr == KY) {
return keys;
}
if (addr == KB) {
if (keyQueue.size() > 0) {
return keyQueue.remove();
}
return -1;
}
if (addr == CO) {
try {
return System.in.read();
} catch (java.io.IOException e) {
e.printStackTrace();
}
}
if (addr == XO) {
if (xi.containsKey(m[XA])) {
try {
return normalizeRead(xi.get(m[XA]));
} catch (IOException e) {
e.printStackTrace();
}
}
return -1;
}
if (addr == XS) {
return 3; // supports reading/writing local files
}
return m[addr];
}
/** Creates an AudioInputStream from a sound from the file system. */
public AudioInputStream getAudioInputStream(String filename) {
try {
return getAudioInputStream(new FileInputStream(filename));
} catch (IOException ex) {
ex.printStackTrace();
return null;
}
}
private void stor(int addr, int value) {
if (addr == CO) {
System.out.print((char) value);
return;
}
if (addr == AU) {
abuffer[apointer] = (byte) value;
if (apointer < abuffer.length - 1) {
apointer++;
}
}
if (addr == XO) {
if (xo.containsKey(m[XA])) {
try {
xo.get(m[XA]).write(value);
} catch (IOException e) {
e.printStackTrace();
}
}
}
if (addr == XS) {
try {
if (value == X_CLOSE) {
if (xi.containsKey(m[XA])) {
xi.get(m[XA]).close();
}
if (xo.containsKey(m[XA])) {
xo.get(m[XA]).close();
}
xi.remove(m[XA]);
xo.remove(m[XA]);
}
if (value == X_OPEN_READ) {
xi.put(xc, new PushbackInputStream(new FileInputStream(extractString(m[XA]))));
m[XA] = xc++;
}
if (value == X_OPEN_WRITE) {
xo.put(xc, new FileOutputStream(extractString(m[XA])));
m[XA] = xc++;
}
} catch (IOException e) {
m[XA] = -1;
}
}
m[addr] = value;
}
public static void Play() {
try {
// Open an audio input stream.
File soundFile = new File("foo.wav");
AudioInputStream audioIn = AudioSystem.getAudioInputStream(soundFile);
// Get a sound clip resource.
Clip clip = AudioSystem.getClip();
// Open audio clip and load samples from the audio input stream.
clip.open(audioIn);
clip.start();
} catch (UnsupportedAudioFileException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (LineUnavailableException e) {
e.printStackTrace();
}
}
// Constructor to construct each element of the enum with its own sound file.
SoundEffect(String soundFileName) {
try {
// Use URL (instead of File) to read from disk and JAR.
URL url = this.getClass().getClassLoader().getResource(soundFileName);
// Set up an audio input stream piped from the sound file.
AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(url);
// Get a clip resource.
clip = AudioSystem.getClip();
// Open audio clip and load samples from the audio input stream.
clip.open(audioInputStream);
} catch (UnsupportedAudioFileException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (LineUnavailableException e) {
e.printStackTrace();
}
}
/** Loads a Sound from an AudioInputStream. */
public Sound getSound(AudioInputStream audioStream) {
if (audioStream == null) {
return null;
}
// get the number of bytes to read
int length = (int) (audioStream.getFrameLength() * audioStream.getFormat().getFrameSize());
// read the entire stream
byte[] samples = new byte[length];
DataInputStream is = new DataInputStream(audioStream);
try {
is.readFully(samples);
is.close();
} catch (IOException ex) {
ex.printStackTrace();
}
// return the samples
return new Sound(samples);
}
public int read() throws IOException { // we don't use this
IOException ioe = new IOException(getClass().getName() + ".read:\n\tInternal Error.");
ioe.printStackTrace();
throw ioe;
}
