| /* |
| * Copyright (C) 2012 Google Inc. |
| * |
| * Licensed 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 com.google.caliper.config; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Preconditions.checkState; |
| |
| import com.google.caliper.model.InstrumentSpec; |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Objects; |
| import com.google.common.collect.ImmutableMap; |
| |
| import java.util.Map; |
| |
| import javax.annotation.concurrent.Immutable; |
| |
| /** |
| * This is the configuration passed to the instrument by the user. This differs from the |
| * {@link InstrumentSpec} in that any number of configurations can yield the same spec |
| * (due to default option values). |
| * |
| * @author gak@google.com (Gregory Kick) |
| */ |
| @Immutable |
| public final class InstrumentConfig { |
| private final String className; |
| private final ImmutableMap<String, String> options; |
| |
| private InstrumentConfig(Builder builder) { |
| this.className = builder.className; |
| this.options = builder.optionsBuilder.build(); |
| } |
| |
| public String className() { |
| return className; |
| } |
| |
| public ImmutableMap<String, String> options() { |
| return options; |
| } |
| |
| @Override public boolean equals(Object obj) { |
| if (obj == this) { |
| return true; |
| } else if (obj instanceof InstrumentConfig) { |
| InstrumentConfig that = (InstrumentConfig) obj; |
| return this.className.equals(that.className) |
| && this.options.equals(that.options); |
| } else { |
| return false; |
| } |
| } |
| |
| @Override public int hashCode() { |
| return Objects.hashCode(className, options); |
| } |
| |
| @Override public String toString() { |
| return MoreObjects.toStringHelper(this) |
| .add("className", className) |
| .add("options", options) |
| .toString(); |
| } |
| |
| static final class Builder { |
| private String className; |
| private final ImmutableMap.Builder<String, String> optionsBuilder = ImmutableMap.builder(); |
| |
| public Builder className(String className) { |
| this.className = checkNotNull(className); |
| return this; |
| } |
| |
| public Builder instrumentClass(Class<?> insturmentClass) { |
| return className(insturmentClass.getName()); |
| } |
| |
| public Builder addOption(String option, String value) { |
| optionsBuilder.put(option, value); |
| return this; |
| } |
| |
| public Builder addAllOptions(Map<String, String> options) { |
| optionsBuilder.putAll(options); |
| return this; |
| } |
| |
| public InstrumentConfig build() { |
| checkState(className != null); |
| return new InstrumentConfig(this); |
| } |
| } |
| } |