001/*
002 * $Id: HDFVFile.java,v 1.6 2011/03/24 16:06:33 davep Exp $
003 *
004 * This file is part of McIDAS-V
005 *
006 * Copyright 2007-2011
007 * Space Science and Engineering Center (SSEC)
008 * University of Wisconsin - Madison
009 * 1225 W. Dayton Street, Madison, WI 53706, USA
010 * https://www.ssec.wisc.edu/mcidas
011 * 
012 * All Rights Reserved
013 * 
014 * McIDAS-V is built on Unidata's IDV and SSEC's VisAD libraries, and
015 * some McIDAS-V source code is based on IDV and VisAD source code.  
016 * 
017 * McIDAS-V is free software; you can redistribute it and/or modify
018 * it under the terms of the GNU Lesser Public License as published by
019 * the Free Software Foundation; either version 3 of the License, or
020 * (at your option) any later version.
021 * 
022 * McIDAS-V is distributed in the hope that it will be useful,
023 * but WITHOUT ANY WARRANTY; without even the implied warranty of
024 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
025 * GNU Lesser Public License for more details.
026 * 
027 * You should have received a copy of the GNU Lesser Public License
028 * along with this program.  If not, see http://www.gnu.org/licenses.
029 */
030
031package edu.wisc.ssec.mcidasv.data.hydra;
032
033public class HDFVFile {
034  int fId;
035  HDF hdf;
036
037  HDFVFile(HDF hdf, String filename) throws Exception {
038    this.hdf = hdf;
039    fId = hdf.hOpen(filename);
040    int rc = hdf.vStart(fId);
041  }
042
043  public int getId() {
044    return fId;
045  }
046
047  public int find(String data_name) throws Exception {
048    return hdf.vsFind(fId, data_name);
049  }
050
051  public HDFVData select(String name) throws Exception {
052    int v_ref = find(name);
053    return new HDFVData(name, fId, v_ref, hdf);
054  }
055}