/home/palakars/workspace-inprogress/code-in-progress/aitools3/aitools3-aq-invertedindex2-java/src/de/aitools/aq/invertedindex/usage/SearcherTerminal.java

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// Copyright (C) 2011 webis.de. All rights reserved.
package de.aitools.aq.invertedindex.usage;

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

import de.aitools.aq.invertedindex.core.Configuration;
import de.aitools.aq.invertedindex.core.Postlist;
import de.aitools.aq.invertedindex.core.Searcher;
import de.aitools.aq.value.single.SingleLong;

public class SearcherTerminal {

        public static void main(String[] args) throws IOException {
                
                // ---------------------------------------------------------------------
                // Setup your index directory
                // ---------------------------------------------------------------------
                Configuration config = new Configuration();
                config.setIndexDirectory(new File("/path/to/your/index"));
                
                // ---------------------------------------------------------------------
                // Open the inverted index
                // ---------------------------------------------------------------------
                Class<SingleLong> valueClass = SingleLong.class;
                Searcher<SingleLong> searcher = Searcher.open(valueClass, config);
                
                // ---------------------------------------------------------------------
                // Search the inverted index
                // ---------------------------------------------------------------------
                Scanner scanner = new Scanner(System.in);
                while (true) {
                        System.out.print("Enter key (type 'q' to exit) : ");
                        String key = scanner.nextLine();
                        if (key.equals("q")) break;
                        Postlist<SingleLong> postlist = searcher.search(key);
                        if (postlist != null) {
                                for (SingleLong value : postlist) {
                                        value.printTo(System.out).println();
                                }
                                postlist.deleteNative(); // This is essential, do not forget !
                        } else {
                                System.out.println("Nothing found");
                        }
                }
                searcher.close();
        }
}

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