src/test/java/com/google/devtools/build/lib/exec/util/FakeActionInputFileCache.java


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// 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.exec.util;

import com.google.common.base.Preconditions;
import com.google.devtools.build.lib.actions.ActionInput;
import com.google.devtools.build.lib.actions.ActionInputFileCache;
import com.google.devtools.build.lib.actions.cache.Metadata;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/** A fake implementation of the {@link ActionInputFileCache} interface. */
public final class FakeActionInputFileCache implements ActionInputFileCache {
  private final Map<ActionInput, Metadata> inputs = new HashMap<>();

  public FakeActionInputFileCache() {
  }

  public void put(ActionInput artifact, Metadata metadata) {
    inputs.put(artifact, metadata);
  }

  @Override
  public Metadata getMetadata(ActionInput input) throws IOException {
    return Preconditions.checkNotNull(inputs.get(input));
  }
}