// Copyright 2018 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.packages;
import com.google.common.base.MoreObjects;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableSet;
import com.google.devtools.build.lib.cmdline.Label;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
/**
* Parts of an {@link EnvironmentGroup} that are needed for analysis. Since {@link EnvironmentGroup}
* keeps a reference to a {@link Package} object, it is too heavyweight to store in analysis.
*
*
Constructor should only be called by {@link EnvironmentGroup}, and this object must never be
* accessed externally until after {@link EnvironmentGroup#processMemberEnvironments} is called. The
* mutability of fulfillersMap means that we must take care to wait until it is set before doing
* anything with this class.
*/
@AutoCodec
public class EnvironmentLabels {
final Label label;
final ImmutableSet