Simplifications based on IntelliJ: Analyzer --> Inspect code

These simplifcations seem totally safe.
I think they are the same as previously submitted.

Author: HelgeStenstrom

src/main/java/com/goxr3plus/streamplayer/enums/AudioType.java

@@ -22,5 +22,5 @@ public enum AudioType {
 	/**
 	 * Audio is UNKOWN
 	 */
-	UNKNOWN;
+	UNKNOWN
 }

src/main/java/com/goxr3plus/streamplayer/enums/Status.java

@@ -76,6 +76,6 @@ public enum Status {
     PAN,
 
     /** player gain has changed. */
-    GAIN;
+    GAIN
 
 }

src/main/java/com/goxr3plus/streamplayer/stream/StreamPlayer.java

@@ -305,9 +305,9 @@ private void initAudioInputStream() throws StreamPlayerException {
 			status = Status.OPENED;
 			generateEvent(Status.OPENED, getEncodedStreamPosition(), null);
 
-		} catch (LineUnavailableException | UnsupportedAudioFileException | IOException ¢) {
-			logger.log(Level.INFO, ¢.getMessage(), ¢);
-			throw new StreamPlayerException(¢);
+		} catch (LineUnavailableException | UnsupportedAudioFileException | IOException e) {
+			logger.log(Level.INFO, e.getMessage(), e);
+			throw new StreamPlayerException(e);
 		}
 
 		logger.info("Exited initAudioInputStream\n");
@@ -328,7 +328,7 @@ private void determineProperties() {
 			audioProperties = new HashMap<>();
 		else {
 			// Tritonus SPI compliant audio file format.
-			audioProperties = ((TAudioFileFormat) audioFileFormat).properties();
+			audioProperties = audioFileFormat.properties();
 
 			// Clone the Map because it is not mutable.
 			audioProperties = deepCopy(audioProperties);
@@ -357,7 +357,7 @@ private void determineProperties() {
 			audioProperties.put("audio.channels", audioFormat.getChannels());
 		// Tritonus SPI compliant audio format.
 		if (audioFormat instanceof TAudioFormat)
-			audioProperties.putAll(((TAudioFormat) audioFormat).properties());
+			audioProperties.putAll(audioFormat.properties());
 
 		// Add SourceDataLine
 		audioProperties.put("basicplayer.sourcedataline", sourceDataLine);
@@ -436,7 +436,7 @@ private void createLine() throws LineUnavailableException, StreamPlayerException
 			// Calculate the Sample Size in bits
 			int nSampleSizeInBits = sourceFormat.getSampleSizeInBits();
 			if (sourceFormat.getEncoding() == AudioFormat.Encoding.ULAW || sourceFormat.getEncoding() == AudioFormat.Encoding.ALAW
-				|| nSampleSizeInBits <= 0 || nSampleSizeInBits != 8)
+                    || nSampleSizeInBits != 8)
 				nSampleSizeInBits = 16;
 
 			final AudioFormat targetFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED,
@@ -1047,11 +1047,11 @@ private Mixer getMixer(final String name) {
 		final Mixer.Info[] mixerInfos = AudioSystem.getMixerInfo();
 
 		if (name != null && mixerInfos != null)
-			for (int i = 0; i < mixerInfos.length; i++)
-				if (mixerInfos[i].getName().equals(name)) {
-					mixer = AudioSystem.getMixer(mixerInfos[i]);
-					break;
-				}
+            for (Mixer.Info mixerInfo : mixerInfos)
+                if (mixerInfo.getName().equals(name)) {
+                    mixer = AudioSystem.getMixer(mixerInfo);
+                    break;
+                }
 		return mixer;
 	}
 
@@ -1162,9 +1162,9 @@ public int getPositionByte() {
 		final int positionByte = AudioSystem.NOT_SPECIFIED;
 		if (audioProperties != null) {
 			if (audioProperties.containsKey("mp3.position.byte"))
-				return ((Integer) audioProperties.get("mp3.position.byte")).intValue();
+				return (Integer) audioProperties.get("mp3.position.byte");
 			if (audioProperties.containsKey("ogg.position.byte"))
-				return ((Integer) audioProperties.get("ogg.position.byte")).intValue();
+				return (Integer) audioProperties.get("ogg.position.byte");
 		}
 		return positionByte;
 	}
@@ -1235,7 +1235,7 @@ public void setPan(final double fPan) {
 	 */
 	public void setGain(final double fGain) {
 		if (isPlaying() || isPaused() && hasControl(FloatControl.Type.MASTER_GAIN, gainControl))
-			gainControl.setValue((float) (20 * Math.log10(fGain != 0.0 ? fGain : 0.0000)));
+			gainControl.setValue((float) (20 * Math.log10(fGain)));
 	}
 
 	/**
@@ -1277,8 +1277,7 @@ public void setEqualizer(final float[] array, final int stop) {
 			return;
 		// Map<?, ?> map = ((PropertiesContainer) audioInputStream).properties()
 		final float[] equalizer = (float[]) ((PropertiesContainer) audioInputStream).properties().get("mp3.equalizer");
-		for (int i = 0; i < stop; i++)
-			equalizer[i] = array[i];
+        if (stop >= 0) System.arraycopy(array, 0, equalizer, 0, stop);
 
 	}