Eliminate tab character from datastore package

Change-Id: I6eea92ce72268c4ca90f1bd24bdccf7edf4cbb7f
diff --git a/src/main/java/net/onrc/onos/datastore/topology/KVPort.java b/src/main/java/net/onrc/onos/datastore/topology/KVPort.java
index 3b66864..452bf94 100644
--- a/src/main/java/net/onrc/onos/datastore/topology/KVPort.java
+++ b/src/main/java/net/onrc/onos/datastore/topology/KVPort.java
@@ -30,25 +30,25 @@
     private static final Logger log = LoggerFactory.getLogger(KVPort.class);
 
     private static final ThreadLocal<Kryo> portKryo = new ThreadLocal<Kryo>() {
-	@Override
-	protected Kryo initialValue() {
-	    Kryo kryo = new Kryo();
-	    kryo.setRegistrationRequired(true);
-	    kryo.setReferences(false);
-	    kryo.register(byte[].class);
-	    kryo.register(byte[][].class);
-	    kryo.register(HashMap.class);
-	    // TODO check if we should explicitly specify EnumSerializer
-	    kryo.register(STATUS.class);
-	    return kryo;
-	}
+        @Override
+        protected Kryo initialValue() {
+            Kryo kryo = new Kryo();
+            kryo.setRegistrationRequired(true);
+            kryo.setReferences(false);
+            kryo.register(byte[].class);
+            kryo.register(byte[][].class);
+            kryo.register(HashMap.class);
+            // TODO check if we should explicitly specify EnumSerializer
+            kryo.register(STATUS.class);
+            return kryo;
+        }
     };
 
     public static final String GLOBAL_PORT_TABLE_NAME = "G:Port";
 
     // must not re-order enum members, ordinal will be sent over wire
     public enum STATUS {
-	INACTIVE, ACTIVE;
+        INACTIVE, ACTIVE;
     }
 
     private final Long dpid;
@@ -57,49 +57,49 @@
     private STATUS status;
 
     public static byte[] getPortID(final Long dpid, final Long number) {
-	return PortEvent.getPortID(dpid, number).array();
+        return PortEvent.getPortID(dpid, number).array();
     }
 
     public static long[] getPortPairFromKey(final byte[] key) {
-	return getPortPairFromKey(ByteBuffer.wrap(key));
+        return getPortPairFromKey(ByteBuffer.wrap(key));
     }
 
     public static long[] getPortPairFromKey(final ByteBuffer keyBuf) {
-	long[] pair = new long[2];
-	if (keyBuf.getChar() != 'S') {
-	    throw new IllegalArgumentException("Invalid Port key:" + keyBuf
-		    + " "
-		    + ByteArrayUtil.toHexStringBuffer(keyBuf.array(), ":"));
-	}
-	pair[0] = keyBuf.getLong();
-	if (keyBuf.getChar() != 'P') {
-	    throw new IllegalArgumentException("Invalid Port key:" + keyBuf
-		    + " "
-		    + ByteArrayUtil.toHexStringBuffer(keyBuf.array(), ":"));
-	}
-	pair[1] = keyBuf.getLong();
-	return pair;
+        long[] pair = new long[2];
+        if (keyBuf.getChar() != 'S') {
+            throw new IllegalArgumentException("Invalid Port key:" + keyBuf
+                    + " "
+                    + ByteArrayUtil.toHexStringBuffer(keyBuf.array(), ":"));
+        }
+        pair[0] = keyBuf.getLong();
+        if (keyBuf.getChar() != 'P') {
+            throw new IllegalArgumentException("Invalid Port key:" + keyBuf
+                    + " "
+                    + ByteArrayUtil.toHexStringBuffer(keyBuf.array(), ":"));
+        }
+        pair[1] = keyBuf.getLong();
+        return pair;
 
     }
 
     public static long getDpidFromKey(final byte[] key) {
-	return getPortPairFromKey(key)[0];
+        return getPortPairFromKey(key)[0];
     }
 
     public static long getNumberFromKey(final byte[] key) {
-	return getPortPairFromKey(key)[1];
+        return getPortPairFromKey(key)[1];
     }
 
     // FIXME specify DPID,number here, or Should caller specify the key it self?
     // In other words, should layer above have the control of the ID?
     public KVPort(final Long dpid, final Long number) {
-	super(DataStoreClient.getClient().getTable(GLOBAL_PORT_TABLE_NAME), getPortID(dpid, number));
+        super(DataStoreClient.getClient().getTable(GLOBAL_PORT_TABLE_NAME), getPortID(dpid, number));
 
-	// TODO Auto-generated constructor stub
+        // TODO Auto-generated constructor stub
 
-	this.dpid = dpid;
-	this.number = number;
-	this.status = STATUS.INACTIVE;
+        this.dpid = dpid;
+        this.number = number;
+        this.status = STATUS.INACTIVE;
     }
 
     /**
@@ -110,96 +110,96 @@
      * @return KVPort instance
      */
     public static KVPort createFromKey(final byte[] key) {
-	long[] pair = getPortPairFromKey(key);
-	return new KVPort(pair[0], pair[1]);
+        long[] pair = getPortPairFromKey(key);
+        return new KVPort(pair[0], pair[1]);
     }
 
     public static Iterable<KVPort> getAllPorts() {
-	return new PortEnumerator();
+        return new PortEnumerator();
     }
 
     public static class PortEnumerator implements Iterable<KVPort> {
 
-	@Override
-	public Iterator<KVPort> iterator() {
-	    return new PortIterator();
-	}
+        @Override
+        public Iterator<KVPort> iterator() {
+            return new PortIterator();
+        }
     }
 
     public static class PortIterator extends AbstractObjectIterator<KVPort> {
 
-	public PortIterator() {
-	    super(DataStoreClient.getClient().getTable(GLOBAL_PORT_TABLE_NAME));
-	}
+        public PortIterator() {
+            super(DataStoreClient.getClient().getTable(GLOBAL_PORT_TABLE_NAME));
+        }
 
-	@Override
-	public KVPort next() {
-	    IKVEntry o = enumerator.next();
-	    KVPort e = KVPort.createFromKey(o.getKey());
-	    e.deserialize(o.getValue(), o.getVersion());
-	    return e;
-	}
+        @Override
+        public KVPort next() {
+            IKVEntry o = enumerator.next();
+            KVPort e = KVPort.createFromKey(o.getKey());
+            e.deserialize(o.getValue(), o.getVersion());
+            return e;
+        }
     }
 
     public STATUS getStatus() {
-	return status;
+        return status;
     }
 
     public void setStatus(final STATUS status) {
-	this.status = status;
+        this.status = status;
     }
 
     public Long getDpid() {
-	return dpid;
+        return dpid;
     }
 
     public Long getNumber() {
-	return number;
+        return number;
     }
 
     public byte[] getId() {
-	return getKey();
+        return getKey();
     }
 
     @Override
     public byte[] serialize() {
-	Map<Object, Object> map = getPropertyMap();
+        Map<Object, Object> map = getPropertyMap();
 
-	PortProperty.Builder port = PortProperty.newBuilder();
-	port.setDpid(dpid);
-	port.setNumber(number);
-	port.setStatus(status.ordinal());
+        PortProperty.Builder port = PortProperty.newBuilder();
+        port.setDpid(dpid);
+        port.setNumber(number);
+        port.setStatus(status.ordinal());
 
-	if (!map.isEmpty()) {
-	    byte[] propMaps = serializePropertyMap(portKryo.get(), map);
-	    port.setValue(ByteString.copyFrom(propMaps));
-	}
+        if (!map.isEmpty()) {
+            byte[] propMaps = serializePropertyMap(portKryo.get(), map);
+            port.setValue(ByteString.copyFrom(propMaps));
+        }
 
-	return port.build().toByteArray();
+        return port.build().toByteArray();
     }
 
     @Override
     protected boolean deserialize(final byte[] bytes) {
-	try {
-	    boolean success = true;
+        try {
+            boolean success = true;
 
-	    PortProperty port = PortProperty.parseFrom(bytes);
-	    byte[] props = port.getValue().toByteArray();
-	    success &= deserializePropertyMap(portKryo.get(), props);
-	    this.status = STATUS.values()[port.getStatus()];
+            PortProperty port = PortProperty.parseFrom(bytes);
+            byte[] props = port.getValue().toByteArray();
+            success &= deserializePropertyMap(portKryo.get(), props);
+            this.status = STATUS.values()[port.getStatus()];
 
-	    return success;
-	} catch (InvalidProtocolBufferException e) {
-	    log.error("Deserializing Port: " + this + " failed.", e);
-	    return false;
-	}
+            return success;
+        } catch (InvalidProtocolBufferException e) {
+            log.error("Deserializing Port: " + this + " failed.", e);
+            return false;
+        }
     }
 
     @Override
     public String toString() {
-	// TODO output all properties?
-	return "[" + this.getClass().getSimpleName()
-		+ " 0x" + Long.toHexString(dpid) + "@" + number
-		+ " STATUS:" + status + "]";
+        // TODO output all properties?
+        return "[" + this.getClass().getSimpleName()
+                + " 0x" + Long.toHexString(dpid) + "@" + number
+                + " STATUS:" + status + "]";
     }
 }