001/*
002 * This file is part of McIDAS-V
003 *
004 * Copyright 2007-2025
005 * Space Science and Engineering Center (SSEC)
006 * University of Wisconsin - Madison
007 * 1225 W. Dayton Street, Madison, WI 53706, USA
008 * https://www.ssec.wisc.edu/mcidas/
009 * 
010 * All Rights Reserved
011 * 
012 * McIDAS-V is built on Unidata's IDV and SSEC's VisAD libraries, and
013 * some McIDAS-V source code is based on IDV and VisAD source code.  
014 * 
015 * McIDAS-V is free software; you can redistribute it and/or modify
016 * it under the terms of the GNU Lesser Public License as published by
017 * the Free Software Foundation; either version 3 of the License, or
018 * (at your option) any later version.
019 * 
020 * McIDAS-V is distributed in the hope that it will be useful,
021 * but WITHOUT ANY WARRANTY; without even the implied warranty of
022 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
023 * GNU Lesser Public License for more details.
024 * 
025 * You should have received a copy of the GNU Lesser Public License
026 * along with this program.  If not, see https://www.gnu.org/licenses/.
027 */
028
029package edu.wisc.ssec.mcidasv.util;
030
031/**
032 * Simple wrapper around {@link GetVer} and {@link GetMem}. Used to reduce number
033 * of Java invocations at McIDAS-V runtime.
034 */
035public class GetSystemInformation {
036
037    /**
038     * Determines the amount of system memory and the current McIDAS-V version and 
039     * prints out the result. The string is formatted like so:
040     * 
041     * <pre>
042     * MEMORYHERE McIDAS-V version VERSIONHERE built BUILDDATEHERE
043     * </pre>
044     * 
045     * @param args Ignored.
046     */
047    public static void main(String[] args) {
048        String systemMemory = "0";
049        String mcvVersion = "unknown";
050        try {
051            systemMemory = GetMem.getMemory();
052            mcvVersion = GetVer.getVersion();
053        } catch (Exception e) {
054            System.err.println("error assembling system information: "+e);
055        } finally {
056            System.out.println(systemMemory + " "+mcvVersion);
057        }
058    }
059}