LocalizationService.java

package Services;

import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.file.*;
import java.util.HashMap;

public class LocalizationService 
{
	private static HashMap<String, String> lookup;
	private static String currentLang;
	
	public static String localizeString(String id)
	{	
		if (currentLang == null){
			setLanguage("EN");
		}
	
		if(lookup != null){	
			String str = lookup.get(id);
			return (str == null) ? id : str;
		} else 
			return null;
	}
	
	public static void setLanguage(String code)
	{
		Path path = FileSystems.getDefault().getPath("locale", "lang_"+code+".ini");
		try {
			String[] localeFile = new String(Files.readAllBytes(path), Charset.forName("UTF-8")).split(";;;");
			setLangStrings(localeFile);
		} catch (IOException e) {
			e.printStackTrace();
		}
		currentLang = code;
	}
	
	public static String getLanguage(){
		return currentLang;
	}
	
	private static void setLangStrings(String[] localeFile)
	{
		if(lookup == null)
			lookup = new HashMap<>();
		
		lookup.clear();
		for(String s : localeFile)
		{

			String[] pair = s.split("=", 2);
			pair[0] = pair[0].trim();
			try
			{
				lookup.put(pair[0], pair[1]);
			} catch(ArrayIndexOutOfBoundsException e)
			{
			}
		}
	}
	
}