/*
    *    Copyright 2009-2021 the original author or authors.
    *
    *    Licensed under the Apache License, Version 2.0 (the "License");
    *    you may not use this file except in compliance with the License.
    *    You may obtain a copy of the License at
    *
    *       http://www.apache.org/licenses/LICENSE-2.0
    *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   */
  package org.apache.ibatis.submitted.cglib_lazy_error;
  
  public class Person {
  
    private Long id;
    private String firstName;
    private String lastName;
    private Person parent;
  
    public Person getAncestor() {
      if (getParent() == null) {
        return this;
      } else {
        return getParent().getAncestor();
      }
    }
  
    @Override
    public boolean equals(Object o) {
      if (this == o) return true;
      if (!(o instanceof Person)) return false;
  
      Person person = (Person) o;
  
      if (id != null ? !id.equals(person.id) : person.id != null) return false;
  
      return true;
    }
  
    @Override
    public int hashCode() {
      return id != null ? id.hashCode() : 0;
    }
  
    @Override
    public String toString() {
      return id + ": " + firstName + " " + lastName + " ("+parent+")";
    }
  
    public String getFirstName() {
      return firstName;
    }
  
    public void setFirstName(String firstName) {
      this.firstName = firstName;
    }
  
    public String getLastName() {
      return lastName;
    }
  
    public void setLastName(String lastName) {
      this.lastName = lastName;
    }
  
    public Long getId() {
      return id;
    }
  
    public void setId(Long id) {
      this.id = id;
    }
  
    public Person getParent() {
      return parent;
    }
  
    public void setParent(Person parent) {
      this.parent = parent;
    }
  }