| // Copyright 2014 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.analysis.configuredtargets; |
| |
| import com.google.common.base.Preconditions; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.analysis.LicensesProvider; |
| import com.google.devtools.build.lib.analysis.LicensesProviderImpl; |
| import com.google.devtools.build.lib.analysis.OutputGroupInfo; |
| import com.google.devtools.build.lib.analysis.RequiredConfigFragmentsProvider; |
| import com.google.devtools.build.lib.analysis.TargetContext; |
| import com.google.devtools.build.lib.analysis.TransitiveInfoCollection; |
| import com.google.devtools.build.lib.analysis.TransitiveInfoProvider; |
| import com.google.devtools.build.lib.analysis.test.InstrumentedFilesInfo; |
| import com.google.devtools.build.lib.cmdline.Label; |
| 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.OutputFile; |
| import com.google.devtools.build.lib.packages.PackageSpecification.PackageGroupContents; |
| import com.google.devtools.build.lib.skyframe.BuildConfigurationValue; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec.Instantiator; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec.VisibleForSerialization; |
| import com.google.devtools.build.lib.syntax.Printer; |
| |
| /** A ConfiguredTarget for an OutputFile. */ |
| @AutoCodec |
| @Immutable // (and Starlark-hashable) |
| public class OutputFileConfiguredTarget extends FileConfiguredTarget { |
| |
| private final Artifact artifact; |
| private final TransitiveInfoCollection generatingRule; |
| |
| public OutputFileConfiguredTarget( |
| TargetContext targetContext, OutputFile outputFile, |
| TransitiveInfoCollection generatingRule, Artifact outputArtifact) { |
| this( |
| targetContext.getLabel(), |
| targetContext.getConfigurationKey(), |
| targetContext.getVisibility(), |
| outputArtifact, |
| generatingRule); |
| Preconditions.checkArgument(targetContext.getTarget() == outputFile); |
| } |
| |
| @Instantiator |
| @VisibleForSerialization |
| OutputFileConfiguredTarget( |
| Label label, |
| BuildConfigurationValue.Key configurationKey, |
| NestedSet<PackageGroupContents> visibility, |
| Artifact artifact, |
| TransitiveInfoCollection generatingRule) { |
| |
| super( |
| label, |
| configurationKey, |
| visibility, |
| artifact, |
| instrumentedFilesInfo(generatingRule), |
| generatingRule.getProvider(RequiredConfigFragmentsProvider.class), |
| Preconditions.checkNotNull(generatingRule).get(OutputGroupInfo.SKYLARK_CONSTRUCTOR)); |
| |
| this.artifact = artifact; |
| this.generatingRule = Preconditions.checkNotNull(generatingRule); |
| } |
| |
| private static InstrumentedFilesInfo instrumentedFilesInfo( |
| TransitiveInfoCollection generatingRule) { |
| Preconditions.checkNotNull(generatingRule); |
| InstrumentedFilesInfo provider = generatingRule.get(InstrumentedFilesInfo.SKYLARK_CONSTRUCTOR); |
| return provider == null ? InstrumentedFilesInfo.EMPTY : provider; |
| } |
| |
| public TransitiveInfoCollection getGeneratingRule() { |
| return generatingRule; |
| } |
| |
| @Override |
| public final Artifact getArtifact() { |
| return artifact; |
| } |
| |
| @Override |
| public NestedSet<TargetLicense> getTransitiveLicenses() { |
| return getProvider(LicensesProvider.class, LicensesProviderImpl.EMPTY) |
| .getTransitiveLicenses(); |
| } |
| |
| @Override |
| public TargetLicense getOutputLicenses() { |
| return getProvider(LicensesProvider.class, LicensesProviderImpl.EMPTY) |
| .getOutputLicenses(); |
| } |
| |
| @Override |
| public boolean hasOutputLicenses() { |
| return getProvider(LicensesProvider.class, LicensesProviderImpl.EMPTY) |
| .hasOutputLicenses(); |
| } |
| |
| /** |
| * Returns the corresponding provider from the generating rule, if it is non-null, or {@code |
| * defaultValue} otherwise. |
| */ |
| private <T extends TransitiveInfoProvider> T getProvider(Class<T> clazz, T defaultValue) { |
| if (generatingRule != null) { |
| T result = generatingRule.getProvider(clazz); |
| if (result != null) { |
| return result; |
| } |
| } |
| return defaultValue; |
| } |
| |
| @Override |
| public void repr(Printer printer) { |
| printer.append("<output file target " + getLabel() + ">"); |
| } |
| } |