| /* |
| * Copyright 2016 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.idea.blaze.base.rulemaps; |
| |
| import com.google.common.collect.ImmutableMultimap; |
| import com.google.common.collect.Iterables; |
| import com.google.idea.blaze.base.ideinfo.RuleIdeInfo; |
| import com.google.idea.blaze.base.model.primitives.Label; |
| |
| import java.util.Map; |
| |
| public class ReverseDependencyMap { |
| public static ImmutableMultimap<Label, Label> createRdepsMap(Map<Label, RuleIdeInfo> ruleMap) { |
| ImmutableMultimap.Builder<Label, Label> builder = ImmutableMultimap.builder(); |
| for (Map.Entry<Label, RuleIdeInfo> entry : ruleMap.entrySet()) { |
| Label label = entry.getKey(); |
| RuleIdeInfo ruleIdeInfo = entry.getValue(); |
| for (Label dep : Iterables.concat(ruleIdeInfo.dependencies, ruleIdeInfo.runtimeDeps)) { |
| if (ruleMap.containsKey(dep)) { |
| builder.put(dep, label); |
| } |
| } |
| } |
| return builder.build(); |
| } |
| } |