Simple Searcher class for Lucene

Lucene Search

import java.io.File;
import java.io.IOException;
import java.util.Scanner;

import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;


public class Searcher {
    private static String indexDir = "pathToIndexedFilesDir"; 
    
	  
	  public static void main(String [] args) throws IOException, ParseException{
		  Scanner in = new Scanner(System.in);
		  System.out.println("Input your query: ");
		  String s = in.nextLine();	  
		  search(indexDir,s);
		  
	  }
	public static void search(String indexDir, String s) throws IOException, ParseException{
		StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_43);
		System.out.println("Trying to search: ");
		Directory dir = FSDirectory.open(new File(indexDir));
		System.out.println(dir);
		IndexReader reader = DirectoryReader.open(dir);
		IndexSearcher searcher = new IndexSearcher(reader);    
		Query q = new QueryParser(Version.LUCENE_43, "pageTitle", analyzer).parse(s);
		Query qr = new QueryParser(Version.LUCENE_43,"articleTitle", analyzer).parse(s);
		Query qrr = new QueryParser(Version.LUCENE_43, "content", analyzer).parse(s);
		TopDocs hitsInPageTitles = searcher.search(q, 10);
		TopDocs hitsInArticleTitles = searcher.search(q, 10);
		TopDocs hitsInContent = searcher.search(q, 10);

		System.out.println("# of matches found in page titles: " + hitsInPageTitles.totalHits);
		System.out.println("# of matches found in article titles: " + hitsInArticleTitles.totalHits);
		System.out.println("# of matches found in content: " + hitsInContent.totalHits);
		int total = hitsInPageTitles.totalHits + hitsInArticleTitles.totalHits + hitsInContent.totalHits;
	  
		for(ScoreDoc scoreDoc : hitsInPageTitles.scoreDocs){
			Document doc = searcher.doc(scoreDoc.doc);
			System.out.println("Page Title in which the result was found: " + doc.get("pageTitle"));
		}
		for(ScoreDoc scoreDoc : hitsInArticleTitles.scoreDocs){
			Document doc = searcher.doc(scoreDoc.doc);
			System.out.println("Page Title in which the result was found: " + doc.get("pageTitle") + " >>> " + doc.get("articleTitle"));
		}
		for(ScoreDoc scoreDoc : hitsInContent.scoreDocs){
			Document doc = searcher.doc(scoreDoc.doc);
			System.out.println("Page Title in which the result was found: " + doc.get("pageTitle") + " >>> " + doc.get("articleTitle"));
		}	
		reader.close();	 
	}
	
}