| // Copyright 2016 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.bazel.repository.skylark; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.skylarkbuildapi.repository.RepositoryPathApi; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkPrinter; |
| import com.google.devtools.build.lib.vfs.Path; |
| import java.io.IOException; |
| |
| /** |
| * A Path object to be used into Skylark remote repository. |
| * |
| * <p>This path object enable non-hermetic operations from Skylark and should not be returned by |
| * something other than a SkylarkRepositoryContext. |
| */ |
| @Immutable |
| final class SkylarkPath implements RepositoryPathApi<SkylarkPath> { |
| private final Path path; |
| |
| SkylarkPath(Path path) { |
| this.path = path; |
| } |
| |
| Path getPath() { |
| return path; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| return (obj instanceof SkylarkPath) && path.equals(((SkylarkPath) obj).path); |
| } |
| |
| @Override |
| public int hashCode() { |
| return path.hashCode(); |
| } |
| |
| @Override |
| public String getBasename() { |
| return path.getBaseName(); |
| } |
| |
| @Override |
| public ImmutableList<SkylarkPath> readdir() throws IOException { |
| ImmutableList.Builder<SkylarkPath> builder = ImmutableList.builder(); |
| for (Path p : path.getDirectoryEntries()) { |
| builder.add(new SkylarkPath(p)); |
| } |
| return builder.build(); |
| } |
| |
| @Override |
| public SkylarkPath getDirname() { |
| Path parentPath = path.getParentDirectory(); |
| return parentPath == null ? null : new SkylarkPath(parentPath); |
| } |
| |
| @Override |
| public SkylarkPath getChild(String childPath) { |
| return new SkylarkPath(path.getChild(childPath)); |
| } |
| |
| @Override |
| public boolean exists() { |
| return path.exists(); |
| } |
| |
| @Override |
| public SkylarkPath realpath() throws IOException { |
| return new SkylarkPath(path.resolveSymbolicLinks()); |
| } |
| |
| @Override |
| public String toString() { |
| return path.toString(); |
| } |
| |
| @Override |
| public void repr(SkylarkPrinter printer) { |
| printer.append(toString()); |
| } |
| } |