EasyFile.java

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package Helpers;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;


public class EasyFile {
    public static String getConfig(String nameFile, String key){
        String retour = null;
        InputStream resourceAsStream = EasyFile.class.getResourceAsStream(nameFile + ".properties");
        /*
        String sep = System.getProperty("file.separator");
        String path = System.getProperty("user.dir") + sep + nameFile + ".properties";*/

        Properties prop = new Properties();
        try {
            prop.load(resourceAsStream);
            /*
            try {
                prop.load(new FileInputStream(path));
            } catch (FileNotFoundException ex) {
                Logger.getLogger(EasyFile.class.getName()).log(Level.SEVERE, null, ex);
            } catch (IOException ex) {
                Logger.getLogger(EasyFile.class.getName()).log(Level.SEVERE, null, ex);
            }*/
        } catch (IOException ex) {
            Logger.getLogger(EasyFile.class.getName()).log(Level.SEVERE, null, ex);
        }

        if(prop.containsKey(key)){
            retour = prop.getProperty(key);
        }
        return retour;
    }
}