// 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.analysis.RuleConfiguredTarget.Mode.TARGET;
import static com.google.devtools.build.lib.collect.nestedset.Order.STABLE_ORDER;
import com.google.common.collect.Iterables;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.ConfiguredTarget;
import com.google.devtools.build.lib.analysis.OutputGroupProvider;
import com.google.devtools.build.lib.analysis.RuleConfiguredTarget.Mode;
import com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder;
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.TransitiveInfoProvider;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.rules.RuleConfiguredTargetFactory;
import com.google.devtools.build.lib.rules.java.JavaCompilationArgsProvider;
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;
/** Implementation of the java_proto_library rule. */
public class JavaProtoLibrary implements RuleConfiguredTargetFactory {
@Override
public ConfiguredTarget create(final RuleContext ruleContext)
throws InterruptedException, RuleErrorException {
JavaCompilationArgsProvider dependencyArgsProviders =
JavaCompilationArgsProvider.merge(
Iterables.<JavaCompilationArgsAspectProvider, JavaCompilationArgsProvider>transform(
this.<JavaCompilationArgsAspectProvider>getDeps(
ruleContext, JavaCompilationArgsAspectProvider.class),
JavaCompilationArgsAspectProvider.GET_PROVIDER));
if (!StrictDepsUtils.isStrictDepsJavaProtoLibrary(ruleContext)) {
dependencyArgsProviders = StrictDepsUtils.makeNonStrict(dependencyArgsProviders);
}
Runfiles runfiles =
new Runfiles.Builder(ruleContext.getWorkspaceName())
.addArtifacts(
dependencyArgsProviders.getRecursiveJavaCompilationArgs().getRuntimeJars())
.build();
JavaSourceJarsProvider sourceJarsProvider =
JavaSourceJarsProvider.merge(
Iterables.<JavaSourceJarsAspectProvider, JavaSourceJarsProvider>transform(
this.<JavaSourceJarsAspectProvider>getDeps(
ruleContext, JavaSourceJarsAspectProvider.class),
JavaSourceJarsAspectProvider.GET_PROVIDER));
NestedSetBuilder<Artifact> filesToBuild = NestedSetBuilder.stableOrder();
filesToBuild.addAll(sourceJarsProvider.getSourceJars());
for (JavaProtoLibraryTransitiveFilesToBuildProvider provider :
ruleContext.getPrerequisites(
"deps", Mode.TARGET, JavaProtoLibraryTransitiveFilesToBuildProvider.class)) {
filesToBuild.addTransitive(provider.getJars());
}
JavaRuleOutputJarsProvider ruleOutputJarsProvider =
JavaRuleOutputJarsProvider.builder().build();
JavaSkylarkApiProvider.Builder skylarkApiProvider =
JavaSkylarkApiProvider.builder()
.setRuleOutputJarsProvider(ruleOutputJarsProvider)
.setSourceJarsProvider(sourceJarsProvider)
.setCompilationArgsProvider(dependencyArgsProviders);
return new RuleConfiguredTargetBuilder(ruleContext)
.setFilesToBuild(filesToBuild.build())
.addSkylarkTransitiveInfo(JavaSkylarkApiProvider.NAME, skylarkApiProvider.build())
.addProvider(RunfilesProvider.class, RunfilesProvider.withData(Runfiles.EMPTY, runfiles))
.addOutputGroup(
OutputGroupProvider.DEFAULT, NestedSetBuilder.<Artifact>emptySet(STABLE_ORDER))
.add(JavaCompilationArgsProvider.class, dependencyArgsProviders)
.add(JavaSourceJarsProvider.class, sourceJarsProvider)
.add(JavaRunfilesProvider.class, new JavaRunfilesProvider(runfiles))
.add(JavaRuleOutputJarsProvider.class, ruleOutputJarsProvider)
.build();
}
private <C extends TransitiveInfoProvider> Iterable<C> getDeps(
RuleContext ruleContext, Class<C> clazz) {
return ruleContext.getPrerequisites("deps", TARGET, clazz);
}
}