1e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin/* 2e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * Copyright (C) 2012 Google Inc. 3e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * 4e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * Licensed under the Apache License, Version 2.0 (the "License"); 5e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * you may not use this file except in compliance with the License. 6e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * You may obtain a copy of the License at 7e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * 8e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * http://www.apache.org/licenses/LICENSE-2.0 9e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * 10e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * Unless required by applicable law or agreed to in writing, software 11e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * distributed under the License is distributed on an "AS IS" BASIS, 12e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * See the License for the specific language governing permissions and 14e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * limitations under the License. 15e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin */ 16e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 17e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinpackage com.google.caliper.model; 18e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 19e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport static com.google.common.base.Preconditions.checkArgument; 20e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport static com.google.common.base.Preconditions.checkNotNull; 21e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 22e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport com.google.common.base.Function; 23e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport com.google.common.base.MoreObjects; 24e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport com.google.common.base.Objects; 25e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport com.google.common.collect.ImmutableListMultimap; 26e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport com.google.common.collect.Multimaps; 27e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 28e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinimport java.io.Serializable; 29e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 30e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin/** 31e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * A single, weighted measurement. 32e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * 33e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin * @author gak@google.com (Gregory Kick) 34e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin */ 35e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffinpublic class Measurement implements Serializable { 36e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private static final long serialVersionUID = 1L; 37e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 38e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public static ImmutableListMultimap<String, Measurement> indexByDescription( 39e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin Iterable<Measurement> measurements) { 40e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return Multimaps.index(measurements, new Function<Measurement, String>() { 41e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin @Override public String apply(Measurement input) { 42e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return input.description; 43e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 44e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin }); 45e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 46e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 47e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin @ExcludeFromJson 48e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private int id; 49e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private Value value; 50e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private double weight; 51e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private String description; 52e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 53e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private Measurement() { 54e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.value = Value.DEFAULT; 55e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.weight = 0.0; 56e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.description = ""; 57e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 58e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 59e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private Measurement(Builder builder) { 60e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.value = builder.value; 61e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.description = builder.description; 62e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.weight = builder.weight; 63e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 64e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 65e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin @Override public boolean equals(Object obj) { 66e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin if (obj == this) { 67e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return true; 68e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } else if (obj instanceof Measurement) { 69e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin Measurement that = (Measurement) obj; 70e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return this.value.equals(that.value) 71e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin && this.weight == that.weight 72e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin && this.description.equals(that.description); 73e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } else { 74e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return false; 75e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 76e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 77e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 78e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin @Override public int hashCode() { 79e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return Objects.hashCode(value, weight, description); 80e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 81e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 82e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin @Override public String toString() { 83e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return MoreObjects.toStringHelper(this) 84e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin .add("value", value) 85e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin .add("weight", weight) 86e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin .add("description", description) 87e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin .toString(); 88e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 89e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 90e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public Value value() { 91e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return value; 92e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 93e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 94e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public double weight() { 95e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return weight; 96e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 97e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 98e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public String description() { 99e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return description; 100e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 101e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 102e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public static final class Builder { 103e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private Value value; 104e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private Double weight; 105e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin private String description; 106e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 107e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public Builder value(Value value) { 108e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.value = checkNotNull(value); 109e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return this; 110e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 111e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 112e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public Builder weight(double weight) { 113e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin checkArgument(weight > 0); 114e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.weight = weight; 115e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return this; 116e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 117e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 118e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public Builder description(String description) { 119e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin this.description = checkNotNull(description); 120e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return this; 121e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 122e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin 123e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin public Measurement build() { 124e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin checkArgument(value != null); 125e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin checkArgument(weight != null); 126e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin checkArgument(description != null); 127e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin return new Measurement(this); 128e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 129e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin } 130e236301e5fc778bffe1748ed80d7936e6c807012Paul Duffin} 131