Add AudioRecorder

src/main/java/AudioRecorder.java

@@ -0,0 +1,57 @@
+import javax.sound.sampled.*;
+import java.io.File;
+
+public class AudioRecorder {
+
+    private static AudioFormat audioFormat = new AudioFormat(44100, 16, 2, true, true);
+    TargetDataLine targetDataLine;
+    boolean isRecording = true;
+
+    public void startRecording() {
+        Thread t = new Thread(
+            new Runnable(){
+                @Override
+                public void run(){
+                    try {
+                        // the format of the TargetDataLine
+                        DataLine.Info dataLineInfo = new DataLine.Info(
+                            TargetDataLine.class, audioFormat);
+                        isRecording = true;
+                        // the TargetDataLine used to capture audio data from the microphone
+                        targetDataLine = (TargetDataLine) AudioSystem.getLine(dataLineInfo);
+                        targetDataLine.open(audioFormat);
+                        targetDataLine.start();
+
+                        // the AudioInputStream that will be used to write the audio data to a file
+                        AudioInputStream audioInputStream = new AudioInputStream(
+                                targetDataLine);
+
+                        // the file that will contain the audio data
+                        File audioFile = new File("recording.wav");
+                        AudioSystem.write(
+                                audioInputStream,
+                                AudioFileFormat.Type.WAVE,
+                                audioFile);
+
+                    } catch (Exception ex) {
+                        ex.printStackTrace();
+                        isRecording = false;
+                    }
+                }
+            }
+        );
+        isRecording = true;
+        t.start();
+    }
+
+    public void stopRecording() {
+        targetDataLine.stop();
+        targetDataLine.close();
+    }
+
+    public boolean isRecording(){
+        return isRecording;
+    }
+
+
+}