001    /*
002     * This file is part of McIDAS-V
003     *
004     * Copyright 2007-2013
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 http://www.gnu.org/licenses.
027     */
028    
029    package 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     */
035    public 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    }