| // Copyright 2021 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.bazel.bzlmod; |
| |
| import com.google.auto.value.AutoValue; |
| import com.google.common.collect.ImmutableBiMap; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.Interner; |
| import com.google.devtools.build.lib.cmdline.RepositoryName; |
| import com.google.devtools.build.lib.concurrent.BlazeInterners; |
| import com.google.devtools.build.lib.packages.Package; |
| import com.google.devtools.build.lib.skyframe.SkyFunctions; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; |
| import com.google.devtools.build.skyframe.AbstractSkyKey; |
| import com.google.devtools.build.skyframe.SkyFunctionName; |
| import com.google.devtools.build.skyframe.SkyValue; |
| |
| /** The result of evaluating a single module extension (see {@link SingleExtensionEvalFunction}). */ |
| @AutoCodec(explicitlyAllowClass = {Package.class}) |
| @AutoValue |
| public abstract class SingleExtensionEvalValue implements SkyValue { |
| /** |
| * Returns the repos generated by the extension. The key is the "internal name" (as specified by |
| * the extension) of the repo, and the value is the the repo specs that defins the repository . |
| */ |
| public abstract ImmutableMap<String, RepoSpec> getGeneratedRepoSpecs(); |
| |
| /** |
| * Returns the mapping from the canonical repo names of the repos generated by this extension to |
| * their "internal name" (as specified by the extension). |
| */ |
| public abstract ImmutableBiMap<RepositoryName, String> getCanonicalRepoNameToInternalNames(); |
| |
| @AutoCodec.Instantiator |
| public static SingleExtensionEvalValue create( |
| ImmutableMap<String, RepoSpec> generatedRepoSpecs, |
| ImmutableBiMap<RepositoryName, String> canonicalRepoNameToInternalNames) { |
| return new AutoValue_SingleExtensionEvalValue( |
| generatedRepoSpecs, canonicalRepoNameToInternalNames); |
| } |
| |
| public static Key key(ModuleExtensionId id) { |
| return Key.create(id); |
| } |
| |
| /** |
| * The {@link com.google.devtools.build.skyframe.SkyKey} of a {@link |
| * com.google.devtools.build.lib.bazel.bzlmod.SingleExtensionEvalValue} |
| */ |
| @AutoCodec |
| public static class Key extends AbstractSkyKey<ModuleExtensionId> { |
| private static final Interner<Key> interner = BlazeInterners.newWeakInterner(); |
| |
| protected Key(ModuleExtensionId arg) { |
| super(arg); |
| } |
| |
| @AutoCodec.Instantiator |
| static Key create(ModuleExtensionId arg) { |
| return interner.intern(new Key(arg)); |
| } |
| |
| @Override |
| public SkyFunctionName functionName() { |
| return SkyFunctions.SINGLE_EXTENSION_EVAL; |
| } |
| } |
| } |