src/main/java/com/google/devtools/build/lib/analysis/CompilationPrerequisitesProvider.java


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// Copyright 2014 Google Inc. 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;

import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;

/**
 * A provider for compilation prerequisites of a given target.
 */
@Immutable
public final class CompilationPrerequisitesProvider implements TransitiveInfoProvider {

  private final NestedSet<Artifact> compilationPrerequisites;

  public CompilationPrerequisitesProvider(NestedSet<Artifact> compilationPrerequisites) {
    this.compilationPrerequisites = compilationPrerequisites;
  }

  /**
   * Returns compilation prerequisites (e.g., generated sources and headers) for a rule.
   */
  public NestedSet<Artifact> getCompilationPrerequisites() {
    return compilationPrerequisites;
  }
}