package util;

public class Constants {
	public static final String qDir = "./questions/";
	public static final String indexDir = "./indexDir/";
	public static final String questions = "./questions";
	public static final String indexFile = "./model/training_indexes.txt";
	public static String wikiFile = "./sewiki-20141104-pages-meta-current.xml";
	public static String outputDir = "./output/";

}

@@ -276,24 +276,30 @@
 blic static 
+final 
 String wikiF
@@ -363,16 +363,22 @@
  static 
+final 
 String o

add final