| // Copyright 2014 The Bazel Authors. All rights reserved. |
| // |
| // 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.devtools.build.lib.analysis.config; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.ThreadSafe; |
| |
| /** |
| * Convenience container for top-level target and host configurations. |
| * |
| * <p>The target configuration is used for all targets specified on the command line. |
| * |
| * <p>The host configuration is used for tools that are executed during the build, e. g, compilers. |
| */ |
| @ThreadSafe |
| public final class BuildConfigurationCollection { |
| private final BuildConfigurationValue targetConfiguration; |
| private final BuildConfigurationValue hostConfiguration; |
| |
| public BuildConfigurationCollection( |
| BuildConfigurationValue targetConfiguration, BuildConfigurationValue hostConfiguration) |
| throws InvalidConfigurationException { |
| this.targetConfiguration = targetConfiguration; |
| this.hostConfiguration = hostConfiguration; |
| } |
| |
| public BuildConfigurationValue getTargetConfiguration() { |
| return targetConfiguration; |
| } |
| |
| /** |
| * Returns the host configuration for this collection. |
| * |
| * <p>Don't use this method. It's limited in that it assumes a single host configuration for the |
| * entire collection. This may not be true in the future and more flexible interfaces will likely |
| * supplant this interface anyway. |
| */ |
| public BuildConfigurationValue getHostConfiguration() { |
| return hostConfiguration; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (!(obj instanceof BuildConfigurationCollection)) { |
| return false; |
| } |
| BuildConfigurationCollection that = (BuildConfigurationCollection) obj; |
| return this.targetConfiguration.equals(that.targetConfiguration); |
| } |
| |
| @Override |
| public int hashCode() { |
| return targetConfiguration.hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(this) |
| .add("targetConfiguration", targetConfiguration.checksum()) |
| .add("hostConfiguration", hostConfiguration.checksum()) |
| .toString(); |
| } |
| } |