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// 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.TargetContext;
import com.google.devtools.build.lib.cmdline.Label;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.collect.nestedset.Order;
import com.google.devtools.build.lib.packages.InputFile;
import com.google.devtools.build.lib.packages.License;
import com.google.devtools.build.lib.packages.PackageSpecification.PackageGroupContents;
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.skylarkinterface.SkylarkPrinter;
import com.google.devtools.build.lib.skylarkinterface.SkylarkValue;
/**
* A ConfiguredTarget for an InputFile.
*
* <p>All InputFiles for the same target are equivalent, so configuration does not play any role
* here and is always set to <b>null</b>.
*/
@AutoCodec
public final class InputFileConfiguredTarget extends FileConfiguredTarget implements SkylarkValue {
private final NestedSet<TargetLicense> licenses;
@Instantiator
@VisibleForSerialization
InputFileConfiguredTarget(
Label label,
NestedSet<PackageGroupContents> visibility,
Artifact artifact,
NestedSet<TargetLicense> licenses) {
super(label, null, visibility, artifact);
this.licenses = licenses;
}
public InputFileConfiguredTarget(
TargetContext targetContext, InputFile inputFile, Artifact artifact) {
this(inputFile.getLabel(), targetContext.getVisibility(), artifact, makeLicenses(inputFile));
Preconditions.checkArgument(getConfigurationKey() == null, getLabel());
Preconditions.checkArgument(targetContext.getTarget() == inputFile, getLabel());
}
private static NestedSet<TargetLicense> makeLicenses(InputFile inputFile) {
License license = inputFile.getLicense();
return license == License.NO_LICENSE
? NestedSetBuilder.emptySet(Order.LINK_ORDER)
: NestedSetBuilder.create(
Order.LINK_ORDER, new TargetLicense(inputFile.getLabel(), license));
}
@Override
public String toString() {
return "InputFileConfiguredTarget(" + getLabel() + ")";
}
@Override
public final NestedSet<TargetLicense> getTransitiveLicenses() {
return licenses;
}
@Override
public TargetLicense getOutputLicenses() {
return null;
}
@Override
public boolean hasOutputLicenses() {
return false;
}
@Override
public void repr(SkylarkPrinter printer) {
printer.append("<input file target " + getLabel() + ">");
}
}
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