package net.bitjump.bukkit.subwhitelister.commands;

import org.apache.commons.lang.StringUtils;

import net.bitjump.bukkit.subwhitelister.util.WhitelistManager;

public class ListCommand extends Subcommand 
{
	public ListCommand()
	{
		this.name = "list";
		this.description = "Lists whitelisted users.";
		this.permission = "subwhitelister.list";
	}
	
	public void perform()
	{	
		String mess = "Users: ";
		mess += StringUtils.join(WhitelistManager.getUsers(), ", ");
		
		sender.sendMessage(mess);
	}

}

package net.bitjump.bukkit.subwhitelister.commands;

import org.apache.commons.lang.StringUtils;

import net.bitjump.bukkit.subwhitelister.util.WhitelistManager;

public class ListCommand extends Subcommand 
{
	public ListCommand()
	{
		this.name = "list";
		this.description = "Lists whitelisted users.";
		this.permission = "subwhitelister.list";
	}
	
	public void perform()
	{	
		String mess = "Users: ";
		mess += StringUtils.join(WhitelistManager.getUsers(), ",");
		
		sender.sendMessage(mess);
	}

}

--- 
+++ 
@@ -16,7 +16,7 @@
 	public void perform()
 	{	
 		String mess = "Users: ";
-		mess += StringUtils.join(WhitelistManager.getUsers(), ",");
+		mess += StringUtils.join(WhitelistManager.getUsers(), ", ");
 		
 		sender.sendMessage(mess);
 	}
Make /sw list more readable
