| // Copyright 2017 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; |
| |
| import static com.google.devtools.build.lib.rules.java.JavaStarlarkCommon.checkPrivateAccess; |
| |
| import com.google.auto.value.AutoValue; |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.analysis.PackageSpecificationProvider; |
| import com.google.devtools.build.lib.analysis.TransitiveInfoProvider; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.collect.nestedset.Depset; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.packages.PackageSpecification.PackageGroupContents; |
| import net.starlark.java.annot.Param; |
| import net.starlark.java.annot.ParamType; |
| import net.starlark.java.annot.StarlarkMethod; |
| import net.starlark.java.eval.EvalException; |
| import net.starlark.java.eval.Sequence; |
| import net.starlark.java.eval.StarlarkList; |
| import net.starlark.java.eval.StarlarkThread; |
| import net.starlark.java.eval.StarlarkValue; |
| |
| /** A provider for Java per-package configuration. */ |
| @AutoValue |
| @Immutable |
| public abstract class JavaPackageConfigurationProvider |
| implements TransitiveInfoProvider, StarlarkValue { |
| |
| /** Creates a {@link JavaPackageConfigurationProvider}. */ |
| public static JavaPackageConfigurationProvider create( |
| ImmutableList<PackageSpecificationProvider> packageSpecifications, |
| ImmutableList<String> javacopts, |
| NestedSet<Artifact> data) { |
| return new AutoValue_JavaPackageConfigurationProvider(packageSpecifications, javacopts, data); |
| } |
| |
| /** Package specifications for which the configuration should be applied. */ |
| abstract ImmutableList<PackageSpecificationProvider> packageSpecifications(); |
| |
| /** The javacopts for this configuration. */ |
| abstract ImmutableList<String> javacopts(); |
| |
| abstract NestedSet<Artifact> data(); |
| |
| /** |
| * Returns true if this configuration matches the current label: that is, if the label's package |
| * is contained by any of the {@link #packageSpecifications}. |
| */ |
| public boolean matches(Label label) { |
| // Do not use streams here as they create excessive garbage. |
| for (PackageSpecificationProvider provider : packageSpecifications()) { |
| for (PackageGroupContents specifications : provider.getPackageSpecifications().toList()) { |
| if (specifications.containsPackage(label.getPackageIdentifier())) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| @StarlarkMethod( |
| name = "matches", |
| documented = false, |
| parameters = { |
| @Param( |
| name = "label", |
| allowedTypes = {@ParamType(type = Label.class)}) |
| }, |
| useStarlarkThread = true) |
| public boolean starlarkMatches(Label label, StarlarkThread starlarkThread) throws EvalException { |
| checkPrivateAccess(starlarkThread); |
| return matches(label); |
| } |
| |
| @StarlarkMethod(name = "javac_opts", documented = false, useStarlarkThread = true) |
| public Sequence<String> starlarkJavacOpts(StarlarkThread starlarkThread) throws EvalException { |
| checkPrivateAccess(starlarkThread); |
| return StarlarkList.immutableCopyOf(javacopts()); |
| } |
| |
| @StarlarkMethod(name = "data", documented = false, useStarlarkThread = true) |
| public Depset starlarkData(StarlarkThread starlarkThread) throws EvalException { |
| checkPrivateAccess(starlarkThread); |
| return Depset.of(Artifact.TYPE, data()); |
| } |
| |
| } |