MessageUtil.java

package net.bitjump.bukkit.bitlib.util;

import java.text.MessageFormat;
import java.util.List;

import org.bukkit.ChatColor;
import org.bukkit.command.CommandSender;

public class MessageUtil 
{
	private MessageUtil() { }
	
	public static String format(String format, Object... objects)
	{
		try
		{
			format = MessageFormat.format(format, objects);
		} 
		catch (Exception e) 
		{ 
			// dodgy object?
		}

		return ChatColor.translateAlternateColorCodes('&', format);
	}
	
	public static String getArticle(String string)
	{
		if(isVowel(string.charAt(0)))
			return "an";
		return "a";
	}
	
	public static String getPlural(String singular, int count)
	{		
		if(Math.abs(count) != 1 && !(singular.toLowerCase().endsWith("s"))) 
			return singular + "s";
		return singular;
	}
	
	public static String getComplexPlural(int count, String singular, String plural)
	{
		return Math.abs(count)==1 ? singular : plural;
	}
	
	public static boolean isVowel(char c) 
	{
		return "AEIOUaeiou".indexOf(c) != -1;
	}
	
    public static void paginate(CommandSender sender, List<String> list, int page, int pageLength) 
    {
    	sender.sendMessage(format("List: Page ({0} of {1})", page, getPages(list.size(), pageLength)));
    	int i = 0;
    	int k = 0;
    	page--;
    
    	for (String s : list)
    	{
    		k++;
    		
    		if ((((page * pageLength) + i + 1) == k) && (k != ((page * pageLength) + pageLength + 1))) 
    		{
    			i++;
    			sender.sendMessage(format(" - {0}", s));
    		}
    	}
    }
    
    public static int getPages(int length, int pageLength)
    {
    	return length % pageLength == 0 ? length / pageLength : length / pageLength + 1;
    }

}