/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 *
 *     https://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.jdo.tck.pc.shoppingcart;

import java.io.Serializable;

/**
 * This class is a token undetachable class. It is only present to be persistence-capable but not
 * detachable so as to test that a detachable class must be declared so.
 */
public class Undetachable implements Serializable {

  private static final long serialVersionUID = 1L;

  protected static long nextId = System.currentTimeMillis();

  public static synchronized long nextId() {
    return nextId++;
  }

  /** Identity field for use with application identity */
  protected long id;

  protected int foo;
  protected int bar;

  public Undetachable() {
    this(nextId());
  }

  public Undetachable(long id) {
    this.id = id;
  }

  public static class Oid implements Serializable {

    private static final long serialVersionUID = 1L;

    public long id;

    public Oid() {}

    public Oid(String s) {
      id = Long.parseLong(justTheId(s));
    }

    public String toString() {
      return this.getClass().getName() + ":" + id;
    }

    public int hashCode() {
      return (int) id;
    }

    public boolean equals(Object other) {
      if (other != null && (other instanceof Oid)) {
        Oid that = (Oid) other;
        return that.id == this.id;
      }
      return false;
    }

    protected static String justTheId(String str) {
      return str.substring(str.indexOf(':') + 1);
    }
  }

  public int getFoo() {
    return foo;
  }

  public void setFoo(int foo) {
    this.foo = foo;
  }

  public int getBar() {
    return bar;
  }

  public void setBar(int bar) {
    this.bar = bar;
  }
}