| /* |
| * Licensed to jclouds, Inc. (jclouds) under one or more |
| * contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. jclouds 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 |
| * |
| * 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.jclouds.openstack.marconi.v1.domain; |
| |
| import com.google.common.base.Objects; |
| |
| import java.util.Date; |
| |
| /** |
| * The age of messages in a queue. |
| * |
| * @author Everett Toews |
| */ |
| public class Aged { |
| |
| private int age; |
| private Date created; |
| |
| protected Aged(int age, Date created) { |
| this.age = age; |
| this.created = created; |
| } |
| |
| /** |
| * @return Age of the oldest/newest message in seconds. |
| */ |
| public int getAge() { |
| return age; |
| } |
| |
| /** |
| * @return Date/Time of the oldest/newest message. |
| */ |
| public Date getCreated() { |
| return created; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(age, created); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null || getClass() != obj.getClass()) return false; |
| Aged that = Aged.class.cast(obj); |
| return Objects.equal(this.age, that.age) && Objects.equal(this.created, that.created); |
| } |
| |
| protected Objects.ToStringHelper string() { |
| return Objects.toStringHelper(this) |
| .add("age", age).add("created", created); |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| public static Builder builder() { |
| return new ConcreteBuilder(); |
| } |
| |
| public Builder toBuilder() { |
| return new ConcreteBuilder().fromAged(this); |
| } |
| |
| public static abstract class Builder { |
| protected abstract Builder self(); |
| |
| protected int age; |
| protected Date created; |
| |
| /** |
| * @see Aged#age |
| */ |
| public Builder age(int age) { |
| this.age = age; |
| return self(); |
| } |
| |
| /** |
| * @see Aged#created |
| */ |
| public Builder created(Date created) { |
| this.created = created; |
| return self(); |
| } |
| |
| public Aged build() { |
| return new Aged(age, created); |
| } |
| |
| public Builder fromAged(Aged in) { |
| return this.age(in.getAge()).created(in.getCreated()); |
| } |
| } |
| |
| private static class ConcreteBuilder extends Builder { |
| @Override |
| protected ConcreteBuilder self() { |
| return this; |
| } |
| } |
| |
| } |