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package sound;
import java.io.File;
import java.io.IOException;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.UnsupportedAudioFileException;
//Java program to play audio files. imports file scanning and various
//methods from the java audio class in order to do so.
public class AudioFilePlayer
{
// to store current position
Long currentFrame;
Clip clip;
// current status of clip
String status;
AudioInputStream audioInputStream;
private String filePath;
File audioFile;
// constructor to initialize streams and clip
public AudioFilePlayer(String newFilePath)
{
filePath = newFilePath;
audioFile = new File(filePath);
// create AudioInputStream object
try {
audioInputStream = AudioSystem.getAudioInputStream(new File(filePath).getAbsoluteFile());
}
catch (UnsupportedAudioFileException e) {
e.printStackTrace();
}
catch (IOException e) {
e.printStackTrace();
}
// create clip reference
try {
clip = AudioSystem.getClip();
}
catch (LineUnavailableException e) {
e.printStackTrace();
}
// open audioInputStream to the clip
try {
clip.open(audioInputStream);
}
catch (LineUnavailableException e) {
e.printStackTrace();
}
catch (IOException e) {
e.printStackTrace();
}
}
// Method to play the audio
public void play()
{
//start the clip
clip.start();
status = "play";
}
// Method to pause the audio
public void pause()
{
if (status.equals("paused"))
{
System.out.println("audio is already paused");
return;
}
this.currentFrame = this.clip.getMicrosecondPosition();
clip.stop();
status = "paused";
}
// Method to resume the audio
public void resumeAudio() throws UnsupportedAudioFileException,
IOException, LineUnavailableException
{
if (status.equals("play"))
{
System.out.println("Audio is already "+
"being played");
return;
}
clip.close();
resetAudioStream();
clip.setMicrosecondPosition(currentFrame);
this.play();
}
// Method to restart the audio
public void restart() throws IOException, LineUnavailableException,
UnsupportedAudioFileException
{
clip.stop();
clip.close();
resetAudioStream();
currentFrame = 0L;
clip.setMicrosecondPosition(0);
this.play();
}
// Method to stop the audio
public void stop() throws UnsupportedAudioFileException,
IOException, LineUnavailableException
{
currentFrame = 0L;
clip.stop();
clip.close();
}
// Method to jump over a specific part
public void jump(long c) throws UnsupportedAudioFileException, IOException,
LineUnavailableException
{
if (c > 0 && c < clip.getMicrosecondLength())
{
clip.stop();
clip.close();
resetAudioStream();
currentFrame = c;
clip.setMicrosecondPosition(c);
this.play();
}
}
// Method to reset audio stream
public void resetAudioStream() throws UnsupportedAudioFileException, IOException, LineUnavailableException
{
audioInputStream = AudioSystem.getAudioInputStream(
new File(filePath).getAbsoluteFile());
clip.open(audioInputStream);
clip.loop(Clip.LOOP_CONTINUOUSLY);
}
}
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