Update file ShortAudioFilePlayer.java

1 files changed, 96 insertions, 0 deletions

diff --git a/apcs/ShortAudioFilePlayer.java b/apcs/ShortAudioFilePlayer.java
new file mode 100644
index 0000000..5d9a381
--- /dev/null
+++ b/apcs/ShortAudioFilePlayer.java
@@ -0,0 +1,96 @@
+package test;
+//Java program to play audio files. imports file scanning and various 
+//methods from the java audio class in order to do so.
+import java.io.File;
+import java.io.IOException;
+ 
+import javax.sound.sampled.AudioFormat;
+import javax.sound.sampled.AudioInputStream;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.Clip;
+import javax.sound.sampled.DataLine;
+import javax.sound.sampled.LineEvent;
+import javax.sound.sampled.LineListener;
+import javax.sound.sampled.LineUnavailableException;
+import javax.sound.sampled.UnsupportedAudioFileException;
+
+public class AudioFilePlayer implements LineListener
+{
+    //indicates whether the playback completes or not
+    boolean playCompleted;
+    Clip audioClip;
+    
+    public void play(String audioFilePath)
+    {
+        File audioFile = new File(audioFilePath);
+        
+        try
+        {
+            //creates an audioInput object using the file we
+            //declared earlier
+            AudioInputStream audioStream = AudioSystem.getAudioInputStream(audioFile);
+            
+            //gets the format of the audioStream object
+            AudioFormat format = audioStream.getFormat();
+            
+            DataLine.Info info = new DataLine.Info(Clip.class, format);
+            
+            audioClip = (Clip) AudioSystem.getLine(info);
+ 
+            audioClip.addLineListener(this);
+ 
+            audioClip.open(audioStream);
+             
+            audioClip.start();
+             
+            while (!playCompleted) 
+            {
+                // wait for the playback to complete
+                try 
+                {
+                    Thread.sleep(1000);
+                } 
+                catch (InterruptedException ex) 
+                {
+                    ex.printStackTrace();
+                }
+            }    
+            audioClip.close(); //stops the audio clip  
+        }
+        catch (UnsupportedAudioFileException ex) 
+        {
+            System.out.println("The specified audio file is not supported.");
+            ex.printStackTrace();
+        }
+        catch (LineUnavailableException ex) 
+        {
+            System.out.println("Audio line for playing back is unavailable.");
+            ex.printStackTrace();
+        } 
+        catch (IOException ex) 
+        {
+            System.out.println("Error playing the audio file.");
+            ex.printStackTrace();
+        }
+    }
+    
+    
+    /**
+     * Listens to the START and STOP events of the audio line.
+     */
+    @Override
+    public void update(LineEvent event) 
+    {
+        LineEvent.Type type = event.getType();
+         
+        if (type == LineEvent.Type.START) 
+        {
+            System.out.println("Playback started.");        
+        } 
+        else if (type == LineEvent.Type.STOP) 
+        {
+            playCompleted = true;
+            System.out.println("Playback completed.");
+        }
+    }   
+}