| // 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.actions; |
| |
| import com.google.devtools.build.lib.actions.Artifact.ArtifactExpander; |
| import com.google.devtools.build.lib.util.Fingerprint; |
| import javax.annotation.Nullable; |
| |
| /** |
| * Partial implementation of a {@link CommandLine} suitable for when expansion eagerly materializes |
| * strings. |
| */ |
| public abstract class AbstractCommandLine extends CommandLine { |
| |
| @Override |
| public final ArgChunk expand() throws CommandLineExpansionException, InterruptedException { |
| return new SimpleArgChunk(arguments()); |
| } |
| |
| @Override |
| public final ArgChunk expand(ArtifactExpander artifactExpander, PathMapper pathMapper) |
| throws CommandLineExpansionException, InterruptedException { |
| return new SimpleArgChunk(arguments(artifactExpander, pathMapper)); |
| } |
| |
| /** |
| * Returns the expanded command line with enclosed artifacts expanded by {@code artifactExpander} |
| * at execution time. |
| * |
| * <p>By default, this method just delegates to {@link #arguments()}, without performing any |
| * artifact expansion. Subclasses should override this method if they contain tree artifacts and |
| * need to expand them for proper argument evaluation. |
| */ |
| @Override |
| public Iterable<String> arguments(ArtifactExpander artifactExpander, PathMapper pathMapper) |
| throws CommandLineExpansionException, InterruptedException { |
| return arguments(); |
| } |
| |
| @Override |
| public void addToFingerprint( |
| ActionKeyContext actionKeyContext, |
| @Nullable ArtifactExpander artifactExpander, |
| Fingerprint fingerprint) |
| throws CommandLineExpansionException, InterruptedException { |
| for (String s : arguments()) { |
| fingerprint.addString(s); |
| } |
| } |
| } |