| /* |
| * Copyright 2014-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.file; |
| |
| import com.facebook.buck.rules.BuildRule; |
| import com.facebook.buck.rules.BuildRuleParams; |
| import com.facebook.buck.rules.BuildRuleResolver; |
| import com.facebook.buck.rules.BuildRuleType; |
| import com.facebook.buck.rules.Description; |
| import com.facebook.buck.rules.ImmutableBuildRuleType; |
| import com.facebook.buck.rules.SourcePathResolver; |
| import com.facebook.infer.annotation.SuppressFieldNotInitialized; |
| import com.google.common.base.Optional; |
| import com.google.common.hash.HashCode; |
| |
| import java.net.URI; |
| |
| public class RemoteFileDescription implements Description<RemoteFileDescription.Arg> { |
| |
| public static final BuildRuleType TYPE = ImmutableBuildRuleType.of("remote_file"); |
| private final Downloader downloader; |
| |
| public RemoteFileDescription(Downloader downloader) { |
| this.downloader = downloader; |
| } |
| |
| @Override |
| public BuildRuleType getBuildRuleType() { |
| return TYPE; |
| } |
| |
| @Override |
| public Arg createUnpopulatedConstructorArg() { |
| return new Arg(); |
| } |
| |
| @Override |
| public <A extends Arg> BuildRule createBuildRule( |
| BuildRuleParams params, |
| BuildRuleResolver resolver, |
| A args) { |
| HashCode sha1 = HashCode.fromString(args.sha1); |
| |
| String out = args.out.or(params.getBuildTarget().getShortNameAndFlavorPostfix()); |
| |
| return new RemoteFile( |
| params, |
| new SourcePathResolver(resolver), |
| downloader, |
| args.url, |
| sha1, |
| out); |
| } |
| |
| @SuppressFieldNotInitialized |
| public class Arg { |
| public URI url; |
| public String sha1; |
| public Optional<String> out; |
| } |
| } |