CarbonManager: code format (indent)

app/src/main/java/com/xabber/xmpp/carbon/CarbonManager.java

 package com.xabber.xmpp.carbon;
 
-import org.jivesoftware.smack.Connection;
-import org.jivesoftware.smack.ConnectionCreationListener;
-import org.jivesoftware.smack.PacketListener;
-import org.jivesoftware.smack.XMPPConnection;
-import org.jivesoftware.smack.filter.PacketIDFilter;
-import org.jivesoftware.smack.packet.IQ;
-import org.jivesoftware.smack.packet.Message;
-import org.jivesoftware.smack.packet.Packet;
-import org.jivesoftware.smack.packet.PacketExtension;
-import org.jivesoftware.smackx.ServiceDiscoveryManager;
-
 import com.xabber.android.data.Application;
 import com.xabber.android.data.LogManager;
 import com.xabber.android.data.SettingsManager;
@@ -26,22 +15,30 @@ import com.xabber.android.data.message.AbstractChat;
 import com.xabber.android.data.message.MessageItem;
 import com.xabber.android.data.message.MessageManager;
 
+import org.jivesoftware.smack.Connection;
+import org.jivesoftware.smack.ConnectionCreationListener;
+import org.jivesoftware.smack.PacketListener;
+import org.jivesoftware.smack.XMPPConnection;
+import org.jivesoftware.smack.filter.PacketIDFilter;
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.packet.Message;
+import org.jivesoftware.smack.packet.Packet;
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smackx.ServiceDiscoveryManager;
+
 /**
  * Packet extension for XEP-0280: Message Carbons. This class implements
  * the manager for registering {@link Carbon} support, enabling and disabling
  * message carbons.
- *
+ * <p/>
  * You should call enableCarbons() before sending your first undirected
  * presence.
  *
  * @author Georg Lukas, Semyon Baranov
  */
-public class CarbonManager implements OnServerInfoReceivedListener, OnPacketListener
-{
-	private final static CarbonManager instance;
-	private Connection connection;
-    private volatile boolean enabled_state = false;
+public class CarbonManager implements OnServerInfoReceivedListener, OnPacketListener {
     public static final String NAMESPACE = "urn:xmpp:carbons:2";
+    private final static CarbonManager instance;
 
     static {
         instance = new CarbonManager();
@@ -65,12 +62,25 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
         });
     }
 
+    private Connection connection;
+    private volatile boolean enabled_state = false;
+
+    private CarbonManager() {
+    }
+
     public static CarbonManager getInstance() {
 
         return instance;
     }
 
-    private CarbonManager() {
+    /**
+     * Mark a message as "private", so it will not be carbon-copied.
+     *
+     * @param msg Message object to mark private
+     */
+    public static void disableCarbons(Message msg) {
+
+        msg.addExtension(new Private());
     }
 
     private IQ carbonsEnabledIQ(final boolean new_state) {
@@ -118,7 +128,7 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
     /**
      * Notify server to change the carbons state. This method returns
      * immediately and changes the variable when the reply arrives.
-     *
+     * <p/>
      * You should first check for support using isSupportedByServer().
      *
      * @param new_state whether carbons should be enabled or disabled
@@ -134,7 +144,7 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
         IQ setIQ = carbonsEnabledIQ(new_state);
         connection.addPacketListener(new PacketListener() {
             public void processPacket(Packet packet) {
-                IQ result = (IQ)packet;
+                IQ result = (IQ) packet;
                 if (result.getType() == IQ.Type.RESULT) {
                     enabled_state = new_state;
                 }
@@ -169,16 +179,6 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
         return enabled_state;
     }
 
-    /**
-     * Mark a message as "private", so it will not be carbon-copied.
-     *
-     * @param msg Message object to mark private
-     */
-    public static void disableCarbons(Message msg) {
-    	
-        msg.addExtension(new Private());
-    }
-    
     @Override
     public void onPacket(ConnectionItem connection, String bareAddress,
                          Packet packet) {
@@ -229,6 +229,7 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
         MessageManager.getInstance().displayForwardedMessage(connection, forwardedMsg, dir);
 
     }
+
     @Override
     public void onServerInfoReceived(ConnectionItem connection) {
 
@@ -251,6 +252,7 @@ public class CarbonManager implements OnServerInfoReceivedListener, OnPacketList
      * Marks the message as non-carbon-copied in the following cases:
      * - Message Carbons is enabled and OTR mode is enabled.
      * - Message Carbons is enabled and OTR security level != plain.
+     *
      * @param abstractChat
      * @param message      the <tt>Message</tt> to be sent
      * @param messageItem