/*
 * Copyright 2012-present Facebook, Inc.
 *
 * 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.facebook.buck.rules;

import java.io.File;

public class NoopArtifactCache implements ArtifactCache {

  @Override
  public CacheResult fetch(RuleKey ruleKey, File output) {
    // Do nothing.
    return CacheResult.MISS;
  }

  @Override
  public void store(RuleKey ruleKey, File output) {
    // Do nothing.
  }

  /** @return {@code false}: storing artifacts is never supported by this class. */
  @Override
  public boolean isStoreSupported() {
    return false;
  }
}