| /* |
| * 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 |
| * |
| * 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.MoreObjects; |
| import com.google.common.base.Objects; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Queue statistics, including how many messages are in the queue. |
| */ |
| public class QueueStats { |
| |
| private final MessagesStats messages; |
| |
| protected QueueStats(MessagesStats messageStats) { |
| this.messages = checkNotNull(messageStats, "messageStats required"); |
| } |
| |
| /** |
| * @return The statistics of the messages in this queue. |
| */ |
| public MessagesStats getMessagesStats() { |
| return messages; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(messages); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null || getClass() != obj.getClass()) return false; |
| QueueStats that = QueueStats.class.cast(obj); |
| return Objects.equal(this.messages, that.messages); |
| } |
| |
| protected MoreObjects.ToStringHelper string() { |
| return MoreObjects.toStringHelper(this) |
| .add("messagesStats", messages); |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| public static Builder builder() { |
| return new ConcreteBuilder(); |
| } |
| |
| public Builder toBuilder() { |
| return new ConcreteBuilder().fromQueueStats(this); |
| } |
| |
| public abstract static class Builder { |
| protected abstract Builder self(); |
| |
| protected MessagesStats messagesStats; |
| |
| /** |
| * @see QueueStats#getMessagesStats() |
| */ |
| public Builder messageStats(MessagesStats messagesStats) { |
| this.messagesStats = messagesStats; |
| return self(); |
| } |
| |
| public QueueStats build() { |
| return new QueueStats(messagesStats); |
| } |
| |
| public Builder fromQueueStats(QueueStats in) { |
| return this.messageStats(in.getMessagesStats()); |
| } |
| } |
| |
| private static class ConcreteBuilder extends Builder { |
| @Override |
| protected ConcreteBuilder self() { |
| return this; |
| } |
| } |
| } |