source: indexers/trunk/mgpp/java/org/greenstone/mgpp/MGPPRetrieveWrapper.java@ 16349

/*
 *    MGPPRetrieveWrapper.java
 *    Copyright (C) 2007 New Zealand Digital Library, http://www.nzdl.org
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
package org.greenstone.mgpp;



/** java wrapper class for access to mgpp document retrieval mgpp in C++
 *
 * the native side is implemented in MGPPSearchWrapperImpl.cpp
 * the result of getDocument is a String
 * uses jni
 *
 */
public class MGPPRetrieveWrapper {
  
    static {
    System.loadLibrary("mgppretrievejni");
    }
    
    public MGPPRetrieveWrapper() {
    }

    /** returns a document: number docnum at level level 
     * text_path path should provide
     * the absolute location of the mgpp text files eg ..../index/text/demo
     * returns the doc in utf-8
     */
    public native String getDocument(String text_path,
                     String level,
                     long docnum );

}