/*
 * 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.idea.blaze.java.sync.source;

import com.google.idea.blaze.base.ideinfo.ArtifactLocation;
import com.google.idea.blaze.base.ideinfo.TargetKey;
import com.google.idea.blaze.base.scope.BlazeContext;
import com.google.idea.blaze.base.sync.workspace.ArtifactLocationDecoder;
import java.util.Map;
import javax.annotation.Nullable;

class ManifestFilePackageReader extends JavaPackageReader {

  private final Map<TargetKey, Map<ArtifactLocation, String>> manifestMap;

  public ManifestFilePackageReader(Map<TargetKey, Map<ArtifactLocation, String>> manifestMap) {
    this.manifestMap = manifestMap;
  }

  @Nullable
  @Override
  String getDeclaredPackageOfJavaFile(
      BlazeContext context,
      ArtifactLocationDecoder artifactLocationDecoder,
      SourceArtifact sourceArtifact) {
    Map<ArtifactLocation, String> manifestMapForTarget =
        manifestMap.get(sourceArtifact.originatingTarget);
    if (manifestMapForTarget != null) {
      return manifestMapForTarget.get(sourceArtifact.artifactLocation);
    }
    return null;
  }
}