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A set of utilities for classes of the java.lang and the java.util packages.

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/*
 * Copyright (C) 2011-2021 Objectos Software LTDA.
 *
 * This file is part of the ObjectosComuns project.
 *
 * ObjectosComuns is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * ObjectosComuns 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with ObjectosComuns.  If not, see .
 */
package br.com.objectos.lang;

public final class OperatingSystem {

  private static final OperatingSystem INSTANCE = create();

  private final Family family;

  OperatingSystem(Family family) {
    this.family = family;
  }

  static OperatingSystem getInstance() {
    return INSTANCE;
  }

  private static OperatingSystem create() {
    Family family;

    String osName;
    osName = System.getProperty("os.name");

    if (osName.startsWith("Linux")) {
      family = Family.LINUX;
    }

    else if (osName.startsWith("LINUX")) {
      family = Family.LINUX;
    }

    else {
      family = Family.UNKNOWN;
    }

    return new OperatingSystem(family);
  }

  public final Family getFamily() {
    return family;
  }

  public enum Family {

    LINUX,

    UNKNOWN;

  }

}