| /* |
| * Copyright 2013-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.testutil; |
| |
| import com.facebook.buck.util.FileHashCache; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.hash.HashCode; |
| |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Map; |
| |
| /** |
| * FileHashCache that is populated with a fixed set of entries. |
| */ |
| public class FakeFileHashCache implements FileHashCache { |
| |
| private final ImmutableMap<Path, HashCode> pathsToHashes; |
| |
| private FakeFileHashCache(Map<Path, HashCode> pathsToHashes) { |
| this.pathsToHashes = ImmutableMap.copyOf(pathsToHashes); |
| } |
| |
| public static FakeFileHashCache createFromStrings(Map<String, String> pathsToHashes) { |
| ImmutableMap.Builder<Path, HashCode> builder = ImmutableMap.builder(); |
| for (Map.Entry<String, String> entry : pathsToHashes.entrySet()) { |
| builder.put(Paths.get(entry.getKey()), HashCode.fromString(entry.getValue())); |
| } |
| return new FakeFileHashCache(builder.build()); |
| } |
| |
| @Override |
| public boolean contains(Path path) { |
| return pathsToHashes.containsKey(path); |
| } |
| |
| @Override |
| public HashCode get(Path path) { |
| return pathsToHashes.get(path); |
| } |
| |
| } |