cleaned up from violations

src/main/java/de/ctdo/bunti/artnet/ByteUtils.java

@@ -20,6 +20,11 @@
 package de.ctdo.bunti.artnet;
 
 public class ByteUtils {
+    private static final int BYTE_OVERFLOW = 256;
+    private static final int BYTE_MAX = 0xff;
+    private static final int BIT_PER_BYTE = 8;
+    private static final int ONE_BYTE_OFFSET = 1;
+
     private final byte[] data;
 
     public ByteUtils(byte[] data) {
@@ -27,21 +32,23 @@ public class ByteUtils {
     }
     
     public static final int byteToUint(byte b) {
-        return (b < 0 ? 256 + b : b);
+        return (b < 0 ? BYTE_OVERFLOW + b : b);
     }
 
+    public static final byte uintToByte(int i) {
+        return (byte)(i & BYTE_MAX);
+    }
 
     public final byte[] getBytes() {
         return data;
     }
 
     public final int getInt16(int offset) {
-        return (byteToUint(data[offset]) << 8) | byteToUint(data[offset + 1]);
+        return (byteToUint(data[offset]) << BIT_PER_BYTE) | byteToUint(data[offset + 1]);
     }
 
-
     public final int getInt16LE(int offset) {
-        return (byteToUint(data[offset + 1]) << 8) | byteToUint(data[offset]);
+        return (byteToUint(data[offset + ONE_BYTE_OFFSET]) << BIT_PER_BYTE) | byteToUint(data[offset]);
     }
 
     public final int getInt8(int offset) {
@@ -57,17 +64,17 @@ public class ByteUtils {
     }
 
     public final void setInt16(int val, int offset) {
-        data[offset] = (byte) (val >> 8 & 0xff);
+        data[offset] = (byte) (val >> BIT_PER_BYTE & BYTE_MAX);
-        data[offset + 1] = (byte) (val & 0xff);
+        data[offset + ONE_BYTE_OFFSET] = (byte) (val & BYTE_MAX);
     }
 
     public final void setInt16LE(int val, int offset) {
-        data[offset] = (byte) (val & 0xff);
+        data[offset] = (byte) (val & BYTE_MAX);
-        data[offset + 1] = (byte) (val >> 8 & 0xff);
+        data[offset + ONE_BYTE_OFFSET] = (byte) (val >> BIT_PER_BYTE & BYTE_MAX);
     }
 
     public final void setInt8(int val, int offset) {
-        data[offset] = (byte) (val & 0xff);
+        data[offset] = (byte) (val & BYTE_MAX);
     }
 
 }

src/main/java/de/ctdo/bunti/artnet/SimpleArtNetSenderImpl.java

@@ -42,7 +42,7 @@ public class SimpleArtNetSenderImpl implements SimpleArtNetSender {
         byte[] arr = new byte[size];
 
         for (int i = 0; i < dmxData.size(); i++) {
-            arr[i] = (byte)(dmxData.get(i + DMX.DMX_STARTADDRESS_OFFSET) & 0xff);
+            arr[i] = ByteUtils.uintToByte(dmxData.get(i + DMX.DMX_STARTADDRESS_OFFSET));
         }
 
         return arr;

src/main/java/de/ctdo/bunti/artnet/packets/ArtDmxPacket.java

@@ -29,6 +29,7 @@ public class ArtDmxPacket extends ArtNetPacket {
     private static final int OFFSET_UNIVERSE = 14;
     private static final int OFFSET_DMX_LENGTH = 16;
     private static final int LOWER_NIBBLE = 0x0f;
+    private static final int HALF_BYTE = 4;
     private static final int SEQUENCE_ID_MAX = 0xff;
 
     private int numChannels;
@@ -38,7 +39,7 @@ public class ArtDmxPacket extends ArtNetPacket {
 
     public ArtDmxPacket() {
         super(PacketType.ART_OUTPUT, DMX_PACKET_MAX_LENGTH);
-        getData().setInt8(2, OFFSET_PHYSICAL);
+        getData().setInt8(0, OFFSET_PHYSICAL);
         setUniverse(0, 0);
     }
 
@@ -122,6 +123,6 @@ public class ArtDmxPacket extends ArtNetPacket {
      * @param universeID
      */
     private void setUniverse(int subnetID, int universeID) {
-        getData().setInt16LE(subnetID << 4 | universeID, OFFSET_UNIVERSE);
+        getData().setInt16LE(subnetID << HALF_BYTE | universeID, OFFSET_UNIVERSE);
     }
 }

src/main/java/de/ctdo/bunti/control/BuntiControllerImpl.java

@@ -16,7 +16,7 @@ import de.ctdo.bunti.model.*;
 
 @Component
 public class BuntiControllerImpl implements BuntiController, ApplicationEventPublisherAware {
-	private static final Logger logger = LoggerFactory.getLogger(BuntiControllerImpl.class);
+	private static final Logger LOGGER = LoggerFactory.getLogger(BuntiControllerImpl.class);
 	private ApplicationEventPublisher applicationEventPublisher = null;
 	private BuntiDevicesDAO devicesDAO;
 
@@ -36,7 +36,7 @@ public class BuntiControllerImpl implements BuntiController, ApplicationEventPub
 		
 		if (device != null) {
 			this.applicationEventPublisher.publishEvent(new DeviceChangedEvent(this, device, options));
-			logger.debug("publishEvent in BuntiController");
+            LOGGER.debug("publishEvent in BuntiController");
 			return true;
 		}
 

src/main/java/de/ctdo/bunti/dao/BuntiDevicesDAOImpl.java

@@ -35,7 +35,7 @@ public final class BuntiDevicesDAOImpl implements BuntiDevicesDAO {
 
 
 	@Override
-	public final Collection<BuntiDMXDevice> getAllDMXDevices() {
+	public Collection<BuntiDMXDevice> getAllDMXDevices() {
 		List<BuntiDMXDevice> list = new ArrayList<BuntiDMXDevice>();
 		for (BuntiDevice device : devices) {
 			if( device instanceof BuntiDMXDevice ) {
@@ -46,12 +46,12 @@ public final class BuntiDevicesDAOImpl implements BuntiDevicesDAO {
 	}
 
     @Override
-    public final Collection<BuntiDevice> getAllDevices() {
+    public Collection<BuntiDevice> getAllDevices() {
         return Collections.unmodifiableCollection(devices);
     }
 	
 	@Override
-	public final BuntiDevice getDeviceById(int deviceId) {
+	public BuntiDevice getDeviceById(int deviceId) {
 		for (BuntiDevice dev : devices) {
 			if(dev.getDeviceId() == deviceId) {
 				return dev;

src/main/java/de/ctdo/bunti/dmx/DMXMixerImpl.java

@@ -18,6 +18,7 @@ import java.util.Map;
 @Component
 public class DMXMixerImpl implements DMXMixer, ApplicationListener<DeviceChangedEvent> {
     private static final Logger LOGGER = LoggerFactory.getLogger(DMXMixerImpl.class);
+    private static final int NET_SEND_INTERVAL = 100;
     private String artNetDeviceAddress;
 
     private final Map<Integer, Integer> dmxMap = Collections.synchronizedMap(new HashMap<Integer, Integer>());
@@ -35,12 +36,11 @@ public class DMXMixerImpl implements DMXMixer, ApplicationListener<DeviceChanged
 
     public final void initDMXData() {
         for (int i = DMX.DMX_CHANNEL_INDEX_MIN; i <= DMX.DMX_CHANNEL_INDEX_MAX; i++) {
-            dmxMap.put(i, 0);
+            dmxMap.put(i, DMX.DMX_CHANNEL_VALUE_MIN);
         }
     }
 
-
+    @Scheduled(fixedDelay = NET_SEND_INTERVAL)
-    @Scheduled(fixedDelay = 100)
     public final void sendOutDMXBuffer() {
         if (dmxMap.size() == 0) {
             initDMXData();

src/main/java/de/ctdo/bunti/model/Par56Spot.java

@@ -13,12 +13,12 @@ public class Par56Spot extends BuntiDMXDevice {
 
     public Par56Spot(int deviceId, int startAddress, String deviceName) {
         super(deviceId, startAddress, deviceName);
-
+        int offset = 0;
-        addChannel(new DMXChannel(0, CHANNEL_MODE));
+        addChannel(new DMXChannel(offset++, CHANNEL_MODE));
-        addChannel(new DMXChannel(1, CHANNEL_RED));
+        addChannel(new DMXChannel(offset++, CHANNEL_RED));
-        addChannel(new DMXChannel(2, CHANNEL_GREEN));
+        addChannel(new DMXChannel(offset++, CHANNEL_GREEN));
-        addChannel(new DMXChannel(3, CHANNEL_BLUE));
+        addChannel(new DMXChannel(offset++, CHANNEL_BLUE));
-        addChannel(new DMXChannel(4, CHANNEL_SPEED));
+        addChannel(new DMXChannel(offset, CHANNEL_SPEED));
     }
 
     public final void setColorRed(int value) {

src/main/java/de/ctdo/bunti/web/RestController.java

@@ -1,24 +1,20 @@
 package de.ctdo.bunti.web;
 
-import javax.validation.Valid;
 import de.ctdo.bunti.control.BuntiController;
-import de.ctdo.bunti.webmodel.DeviceUpdate;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
-import org.springframework.validation.BindingResult;
-import org.springframework.validation.Validator;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.servlet.ModelAndView;
 
 @Controller
 public class RestController {
-    private Validator validator;
+//    private Validator validator;
     private BuntiController controller;
 
-    @Autowired
+//    @Autowired
-    public void setValidator(Validator validator) {
+//    public void setValidator(Validator validator) {
-        this.validator = validator;
+//        this.validator = validator;
-    }
+//    }
 
     @Autowired
     public final void setController(BuntiController controller) {