/**
 * This file is part of the Meeds project (https://meeds.io/).
 *
 * Copyright (C) 2020 - 2025 Meeds Association contact@meeds.io
 *
 * This program 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 program 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 Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package org.exoplatform.portal.mop.navigation;

import java.io.Serializable;

/**
 * An immutable navigation state class.
 *
 */
public class NavigationState implements Serializable {

  private static final long serialVersionUID = 7411651123958684692L;

  /** . */
  private final Integer     priority;

  public NavigationState(Integer priority) {
    this.priority = priority;
  }

  /**
   * Returns the navigation priority.
   *
   * @return the navigation priority
   */
  public Integer getPriority() {
    return priority;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o)
      return true;
    if (!(o instanceof NavigationState))
      return false;

    NavigationState that = (NavigationState) o;

    return priority != null ? priority.equals(that.priority) : that.priority == null;

  }

  @Override
  public int hashCode() {
    return priority != null ? priority.hashCode() : 0;
  }
}
