added the ability to play a Sound (.wav file)

Author: lynnlangit

src/main/java/org/teachingextensions/logo/utils/Sound.java

@@ -0,0 +1,49 @@
+package org.teachingextensions.logo.utils;
+
+import java.awt.Toolkit;
+import java.io.File;
+
+import javax.sound.sampled.AudioInputStream;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.Clip;
+
+/**
+ * <img src="http://www.spellzone.com/images/sound-icon.gif" style="text-align: left" alt="A speaker with sound waves" >
+ * Sound allows you to play a sound, like a 'beep' or the sound from a file 
+ */
+public class Sound
+{
+  /**
+   * Plays a beep through your speakers. BEEP!<br>
+   * <b>Example:</b> {@code  Sound.playBeep()}
+   */
+  public static void playBeep()
+  {
+    Toolkit.getDefaultToolkit().beep();
+  }
+  /**
+   * Plays a sound through your speakers. Use a '.wav' file<br>
+   * <b>Example:</b> {@code  Sound.playSound("mySound.wav")}
+   */
+  public static synchronized void playSound(final String fileName)
+  {
+    new Thread(new Runnable()
+    {
+      @Override
+      public void run()
+      {
+        try
+        {
+          Clip clip = AudioSystem.getClip();
+          AudioInputStream inputStream = AudioSystem.getAudioInputStream(new File(fileName));
+          clip.open(inputStream);
+          clip.start();
+        }
+        catch (Exception e)
+        {
+          System.out.println("play sound error: " + e.getMessage() + " for " + fileName);
+        }
+      }
+    }).start();
+  }
+}

src/main/java/org/teachingextensions/logo/utils/Sounds.java

@@ -20,11 +20,11 @@ public class Parser
    * <div><b>Example:</b><pre>{@code
    * Words data = new Words();
    * data.action = "Shake";
-   * data.weapon = "spear";
+   * data.weapon = "speare";
    * String greeting = Parser.parse("Captain {action}{weapon}!!!", data);
    * }</pre></div>
    *
-   * Captain Shakespear!!! 
+   * Captain Shakespeare!!! 
    * 
    * @param text
    *          The template with the fields from the data object surrounded in {curlyBraces}

src/main/java/org/teachingextensions/simpleparser/Parser.java

@@ -2,12 +2,12 @@
 
 import junit.framework.TestCase;
 
-import org.teachingextensions.logo.utils.Sounds;
+import org.teachingextensions.logo.utils.Sound;
 
 public class SoundsDemo extends TestCase
 {
   public void testBeep() throws Exception
   {
-    Sounds.playBeep();
+    Sound.playBeep();
   }
 }