| /* |
| * 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.glesys.domain; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.beans.ConstructorProperties; |
| import java.util.Date; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Objects; |
| import com.google.common.base.MoreObjects.ToStringHelper; |
| |
| /** |
| * Detailed information on usage |
| * |
| * @see org.jclouds.glesys.domain.ServerStatus |
| */ |
| public class ResourceUsageValue { |
| |
| public static Builder<?> builder() { |
| return new ConcreteBuilder(); |
| } |
| |
| public Builder<?> toBuilder() { |
| return new ConcreteBuilder().fromResourceUsage(this); |
| } |
| |
| public abstract static class Builder<T extends Builder<T>> { |
| protected abstract T self(); |
| |
| protected double value; |
| protected Date timestamp; |
| |
| |
| /** |
| * @see ResourceUsageValue#getValue() |
| */ |
| public T value(double value) { |
| this.value = value; |
| return self(); |
| } |
| |
| /** |
| * @see ResourceUsageValue#getTimestamp() |
| */ |
| public T timestamp(Date timestamp) { |
| this.timestamp = checkNotNull(timestamp, "timestamp"); |
| return self(); |
| } |
| |
| public ResourceUsageValue build() { |
| return new ResourceUsageValue(value, timestamp); |
| } |
| |
| public T fromResourceUsage(ResourceUsageValue in) { |
| return this |
| .value(in.getValue()) |
| .timestamp(in.getTimestamp()); |
| } |
| } |
| |
| private static class ConcreteBuilder extends Builder<ConcreteBuilder> { |
| @Override |
| protected ConcreteBuilder self() { |
| return this; |
| } |
| } |
| |
| private final double value; |
| private final Date timestamp; |
| |
| @ConstructorProperties({ |
| "value", "timestamp" |
| }) |
| protected ResourceUsageValue(double value, Date timestamp) { |
| this.value = value; |
| this.timestamp = checkNotNull(timestamp, "timestamp"); |
| } |
| |
| public double getValue() { |
| return this.value; |
| } |
| |
| public Date getTimestamp() { |
| return this.timestamp; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(value, timestamp); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null || getClass() != obj.getClass()) return false; |
| ResourceUsageValue that = ResourceUsageValue.class.cast(obj); |
| return Objects.equal(this.value, that.value) |
| && Objects.equal(this.timestamp, that.timestamp); |
| } |
| |
| protected ToStringHelper string() { |
| return MoreObjects.toStringHelper("").add("value", value).add("timestamp", timestamp); |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| } |