| // Copyright 2020 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.packages; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.concurrent.Future; |
| |
| /** {@link Globber} that uses the legacy GlobCache. */ |
| public class LegacyGlobber implements Globber { |
| private final GlobCache globCache; |
| |
| LegacyGlobber(GlobCache globCache) { |
| this.globCache = globCache; |
| } |
| |
| private static class Token extends Globber.Token { |
| public final List<String> includes; |
| public final List<String> excludes; |
| public final boolean excludeDirs; |
| public final boolean allowEmpty; |
| |
| public Token( |
| List<String> includes, List<String> excludes, boolean excludeDirs, boolean allowEmpty) { |
| this.includes = includes; |
| this.excludes = excludes; |
| this.excludeDirs = excludeDirs; |
| this.allowEmpty = allowEmpty; |
| } |
| } |
| |
| @Override |
| public Token runAsync( |
| List<String> includes, List<String> excludes, boolean excludeDirs, boolean allowEmpty) |
| throws BadGlobException { |
| for (String pattern : includes) { |
| @SuppressWarnings("unused") |
| Future<?> possiblyIgnoredError = globCache.getGlobUnsortedAsync(pattern, excludeDirs); |
| } |
| return new Token(includes, excludes, excludeDirs, allowEmpty); |
| } |
| |
| @Override |
| public List<String> fetchUnsorted(Globber.Token token) |
| throws BadGlobException, IOException, InterruptedException { |
| Token legacyToken = (Token) token; |
| return globCache.globUnsorted( |
| legacyToken.includes, |
| legacyToken.excludes, |
| legacyToken.excludeDirs, |
| legacyToken.allowEmpty); |
| } |
| |
| @Override |
| public void onInterrupt() { |
| globCache.cancelBackgroundTasks(); |
| } |
| |
| @Override |
| public void onCompletion() { |
| globCache.finishBackgroundTasks(); |
| } |
| } |