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Common file and directory scanning utilities
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/*
 * BSD 3-Clause License
 *
 * Copyright (c) 2017, David Tesler
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 *
 *  Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 *  Neither the name of the copyright holder nor the names of its
 *   contributors may be used to endorse or promote products derived from
 *   this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

package com.github.protobufel.common.files;

public enum DirectoryMatchResult {
  NO_MATCH(0),
  NO_MATCH_CONTINUE(1),
  MATCH_SKIP(2),
  MATCH_CONTINUE(3);

  private final int value;

  private DirectoryMatchResult(int value) {
    this.value = value;
  }

  @SuppressWarnings("null")
  public static DirectoryMatchResult valueOf(boolean matched, boolean skip) {
    return values()[(matched ? 2 : 0) + (skip ? 0 : 1)];
  }

  public boolean isMatched() {
    return (value & 2) == 2;
  }

  public boolean isSkip() {
    return (value & 1) == 0;
  }

  @SuppressWarnings("null")
  public DirectoryMatchResult or(DirectoryMatchResult other) {
    return values()[this.value | other.value];
  }

  @SuppressWarnings("null")
  public DirectoryMatchResult and(DirectoryMatchResult other) {
    return values()[this.value & other.value];
  }
}