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// 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.devtools.build.lib.rules.java.proto;
import static com.google.devtools.build.lib.collect.nestedset.Order.STABLE_ORDER;
import static com.google.devtools.build.lib.rules.java.proto.JplCcLinkParams.createCcLinkParamsStore;
import static com.google.devtools.build.lib.rules.java.proto.StrictDepsUtils.constructJcapFromAspectDeps;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMultimap;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.actions.MutableActionGraph.ActionConflictException;
import com.google.devtools.build.lib.analysis.ConfiguredTarget;
import com.google.devtools.build.lib.analysis.OutputGroupInfo;
import com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder;
import com.google.devtools.build.lib.analysis.RuleConfiguredTargetFactory;
import com.google.devtools.build.lib.analysis.RuleContext;
import com.google.devtools.build.lib.analysis.Runfiles;
import com.google.devtools.build.lib.analysis.RunfilesProvider;
import com.google.devtools.build.lib.analysis.TransitiveInfoCollection;
import com.google.devtools.build.lib.analysis.WrappingProvider;
import com.google.devtools.build.lib.analysis.configuredtargets.RuleConfiguredTarget.Mode;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.rules.java.JavaCompilationArgsProvider;
import com.google.devtools.build.lib.rules.java.JavaInfo;
import com.google.devtools.build.lib.rules.java.JavaRuleOutputJarsProvider;
import com.google.devtools.build.lib.rules.java.JavaRunfilesProvider;
import com.google.devtools.build.lib.rules.java.JavaSkylarkApiProvider;
import com.google.devtools.build.lib.rules.java.JavaSourceJarsProvider;
import com.google.devtools.build.lib.rules.java.JavaStrictCompilationArgsProvider;
import com.google.devtools.build.lib.rules.java.ProguardLibrary;
import com.google.devtools.build.lib.rules.java.ProguardSpecProvider;
/** Implementation of the java_lite_proto_library rule. */
public class JavaLiteProtoLibrary implements RuleConfiguredTargetFactory {
@Override
public ConfiguredTarget create(final RuleContext ruleContext)
throws InterruptedException, RuleErrorException, ActionConflictException {
Iterable<JavaProtoLibraryAspectProvider> javaProtoLibraryAspectProviders =
ruleContext.getPrerequisites("deps", Mode.TARGET, JavaProtoLibraryAspectProvider.class);
JavaCompilationArgsProvider dependencyArgsProviders =
constructJcapFromAspectDeps(ruleContext, javaProtoLibraryAspectProviders);
JavaStrictCompilationArgsProvider strictDependencyArgsProviders =
new JavaStrictCompilationArgsProvider(
constructJcapFromAspectDeps(
ruleContext, javaProtoLibraryAspectProviders, /* alwaysStrict= */ true));
// We assume that the runtime jars will not have conflicting artifacts
// with the same root relative path
Runfiles runfiles =
new Runfiles.Builder(ruleContext.getWorkspaceName())
.addTransitiveArtifactsWrappedInStableOrder(dependencyArgsProviders.getRuntimeJars())
.build();
JavaSourceJarsProvider sourceJarsProvider =
JavaSourceJarsProvider.merge(
WrappingProvider.Helper.unwrapProviders(
javaProtoLibraryAspectProviders, JavaSourceJarsProvider.class));
NestedSetBuilder<Artifact> filesToBuild = NestedSetBuilder.stableOrder();
filesToBuild.addAll(sourceJarsProvider.getSourceJars());
for (JavaProtoLibraryAspectProvider provider : javaProtoLibraryAspectProviders) {
filesToBuild.addTransitive(provider.getJars());
}
JavaRunfilesProvider javaRunfilesProvider = new JavaRunfilesProvider(runfiles);
JavaInfo javaInfo =
JavaInfo.Builder.create()
.addProvider(JavaCompilationArgsProvider.class, dependencyArgsProviders)
.addProvider(JavaStrictCompilationArgsProvider.class, strictDependencyArgsProviders)
.addProvider(JavaSourceJarsProvider.class, sourceJarsProvider)
.addProvider(JavaRuleOutputJarsProvider.class, JavaRuleOutputJarsProvider.EMPTY)
.addProvider(JavaRunfilesProvider.class, javaRunfilesProvider)
.setJavaConstraints(ImmutableList.of("android"))
.build();
return new RuleConfiguredTargetBuilder(ruleContext)
.setFilesToBuild(filesToBuild.build())
.addSkylarkTransitiveInfo(
JavaSkylarkApiProvider.NAME, JavaSkylarkApiProvider.fromRuleContext())
.addProvider(RunfilesProvider.withData(Runfiles.EMPTY, runfiles))
.addOutputGroup(OutputGroupInfo.DEFAULT, NestedSetBuilder.<Artifact>emptySet(STABLE_ORDER))
.addNativeDeclaredProvider(getJavaLiteRuntimeSpec(ruleContext))
.addNativeDeclaredProvider(javaInfo)
.addProvider(createCcLinkParamsStore(ruleContext, ImmutableList.of()))
.build();
}
private ProguardSpecProvider getJavaLiteRuntimeSpec(RuleContext ruleContext) {
NestedSet<Artifact> specs =
new ProguardLibrary(ruleContext).collectProguardSpecs(ImmutableMultimap.<Mode, String>of());
TransitiveInfoCollection runtime =
JavaProtoAspectCommon.getLiteProtoToolchainProvider(ruleContext).runtime();
if (runtime == null) {
return new ProguardSpecProvider(specs);
}
ProguardSpecProvider specProvider = runtime.get(ProguardSpecProvider.PROVIDER);
if (specProvider == null) {
return new ProguardSpecProvider(specs);
}
return new ProguardSpecProvider(
NestedSetBuilder.fromNestedSet(specs)
.addTransitive(specProvider.getTransitiveProguardSpecs())
.build());
}
}
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