| // Copyright 2014 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.vfs; |
| |
| import com.google.common.base.Preconditions; |
| import java.io.IOException; |
| import javax.annotation.Nullable; |
| |
| /** |
| * An adapter from FileStatus to FileStatusWithDigest. |
| */ |
| public class FileStatusWithDigestAdapter implements FileStatusWithDigest { |
| private final FileStatus stat; |
| |
| public static FileStatusWithDigest adapt(FileStatus stat) { |
| return stat == null ? null : new FileStatusWithDigestAdapter(stat); |
| } |
| |
| private FileStatusWithDigestAdapter(FileStatus stat) { |
| this.stat = Preconditions.checkNotNull(stat); |
| } |
| |
| @Nullable |
| @Override |
| public byte[] getDigest() { |
| return null; |
| } |
| |
| @Override |
| public boolean isFile() { |
| return stat.isFile(); |
| } |
| |
| @Override |
| public boolean isSpecialFile() { |
| return stat.isSpecialFile(); |
| } |
| |
| @Override |
| public boolean isDirectory() { |
| return stat.isDirectory(); |
| } |
| |
| @Override |
| public boolean isSymbolicLink() { |
| return stat.isSymbolicLink(); |
| } |
| |
| @Override |
| public long getSize() throws IOException { |
| return stat.getSize(); |
| } |
| |
| @Override |
| public long getLastModifiedTime() throws IOException { |
| return stat.getLastModifiedTime(); |
| } |
| |
| @Override |
| public long getLastChangeTime() throws IOException { |
| return stat.getLastChangeTime(); |
| } |
| |
| @Override |
| public long getNodeId() throws IOException { |
| return stat.getNodeId(); |
| } |
| } |