SystemUtils.java

/*
 * This file is part of VIUtils.
 *
 * Copyright © 2012-2015 Visual Illusions Entertainment
 *
 * VIUtils is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 *
 * This library 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this library.
 * If not, see http://www.gnu.org/licenses/lgpl.html.
 */
package net.visualillusionsent.utils;

import java.util.Locale;

/**
 * Provides static fields and methods to help with getting System information
 *
 * @author Jason (darkdiplomat)
 * @version 1.1
 * @since 1.0.0
 */
public final class SystemUtils {

    private static final float classVersion = 1.1F;

    /** This class should never be externally constructed */
    private SystemUtils() {
    }

    /** The System Line Separator (Windows = \r\n Unix = \n Older Macs = \r) */
    public static final String LINE_SEP = System.getProperty("line.separator");

    /* Operating System */
    /**
     * The Operation System
     */
    public static final String OPERATING_SYSTEM = System.getProperty("os.name");

    /**
     * The Operating System Version
     */
    public static final String OS_VERSION = System.getProperty("os.version");

    /** The OS Architecture (Examples: x86 [32Bit] x64 x86-64 [64Bit] armv71 [ARM]) */
    public static final String OS_ARCHITECTURE = System.getProperty("os.arch");

    /* JAVA */
    /** The Java Vendor */
    public static final String JAVA_VENDOR = System.getProperty("java.vendor");
    /** The Java Version */
    public static final String JAVA_VERSION = System.getProperty("java.version");
    /** The Java install path */
    public static final String JAVA_HOME = System.getProperty("java.home");
    /** The ClassPath */
    public static final String JAVA_CLASSPATH = System.getProperty("java.class.path");

    /* User */
    /** The System Country */
    public static final String SYSTEM_COUNTRY = System.getProperty("user.country");
    /** The System Language */
    public static final String SYSTEM_LANGUAGE = System.getProperty("user.language");
    /** The System Locale */
    public static final String SYSTEM_LOCALE = Locale.getDefault().toString();

    /**
     * Tells if the OS is a Windows based OS
     *
     * @return {@code true} if Windows; {@code false} otherwise
     */
    public static boolean isWindows() {
        return (OPERATING_SYSTEM.toLowerCase().contains("win"));
    }

    /**
     * Tells if the OS is a MacOS based OS
     *
     * @return {@code true} if MacOS; {@code false} otherwise
     */
    public static boolean isMac() {
        return (OPERATING_SYSTEM.toLowerCase().contains("mac"));
    }

    /**
     * Tells if the OS is a Unix based/like OS (Linux/OSX)
     *
     * @return {@code true} if Unix; {@code false} otherwise
     */
    public static boolean isUnix() {
        return (OPERATING_SYSTEM.toLowerCase().contains("nix") || OPERATING_SYSTEM.toLowerCase().contains("nux") || OPERATING_SYSTEM.toLowerCase().contains("aix"));
    }

    /**
     * Tells if the OS is a Solaris OS
     *
     * @return {@code true} if Solaris; {@code false} otherwise
     */
    public static boolean isSolaris() {
        return (OPERATING_SYSTEM.toLowerCase().contains("sunos"));
    }

    /**
     * Gets this class's version number
     *
     * @return the class version
     */
    public static float getClassVersion() {
        return classVersion;
    }
}