Reformat code.

src/main/java/moe/nekojimi/chords/Main.java

@@ -83,11 +83,8 @@ public class Main extends ListenerAdapter
         {
             String arg = content.substring("!join ".length());
             onJoinCommand(event, guild, arg);
-        }
-        else if (content.equals("!join"))
-        {
+        } else if (content.equals("!join"))
             onJoinCommand(event);
-        }
         else if (content.startsWith("!play "))
         {
             String arg = content.substring("!join ".length());
@@ -111,12 +108,9 @@ public class Main extends ListenerAdapter
         {
             connectTo(channel);                                         // Join the channel of the user
             onConnecting(channel, event.getChannel());                  // Tell the user about our success
-        }
-        else
-        {
+        } else
             onUnknownChannel(event.getChannel(), "your voice channel"); // Tell the user about our failure
     }
-    }
 
     /**
      * Handle command with arguments.
@@ -133,9 +127,8 @@ public class Main extends ListenerAdapter
         boolean isNumber = arg.matches("\\d+"); // This is a regular expression that ensures the input consists of digits
         VoiceChannel channel = null;
         if (isNumber) // The input is an id?
-        {
+
             channel = guild.getVoiceChannelById(arg);
-        }
         if (channel == null)                    // Then the input must be a name?
         {
             List<VoiceChannel> channels = guild.getVoiceChannelsByName(arg, true);
@@ -171,7 +164,7 @@ public class Main extends ListenerAdapter
 
     private String downloadSong(String arg) throws IOException, RuntimeException, InterruptedException
     {
-		String cmd = "/usr/bin/youtube-dl -x --audio-format=wav "+arg;
+        String cmd = "/usr/bin/youtube-dl -x --audio-format=wav " + arg;
         System.out.println("Running command: " + cmd);
 //		Process exec = Runtime.getRuntime().exec().split(" "));
         Process exec = new ProcessBuilder(cmd.split(" ")).redirectOutput(ProcessBuilder.Redirect.PIPE).start();
@@ -187,7 +180,6 @@ public class Main extends ListenerAdapter
         return destination;
     }
 
-
     /**
      * Inform user about successful connection.
      *
@@ -205,7 +197,8 @@ public class Main extends ListenerAdapter
      * The channel to connect to is not known to us.
      *
      * @param channel
-     *        The message channel (text channel abstraction) to send failure information to
+     * The message channel (text channel abstraction) to send failure
+     * information to
      * @param comment
      * The information of this channel
      */
@@ -230,7 +223,6 @@ public class Main extends ListenerAdapter
 //        EchoHandler handler = new EchoHandler();
 
         // The order of the following instructions does not matter!
-
         // Set the sending handler to our echo system
         audioManager.setSendingHandler(musicHandler);
         // Set the receiving handler to the same echo system, otherwise we can't echo anything