| // 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.query2.query.output; |
| |
| import com.google.common.collect.Iterables; |
| import com.google.common.hash.HashFunction; |
| import com.google.devtools.build.lib.events.EventHandler; |
| import com.google.devtools.build.lib.graph.Digraph; |
| import com.google.devtools.build.lib.graph.Node; |
| import com.google.devtools.build.lib.packages.LabelPrinter; |
| import com.google.devtools.build.lib.packages.Target; |
| import com.google.devtools.build.lib.query2.common.CommonQueryOptions; |
| import com.google.devtools.build.lib.query2.engine.OutputFormatterCallback; |
| import com.google.devtools.build.lib.query2.query.aspectresolvers.AspectResolver; |
| import com.google.devtools.build.lib.query2.query.output.QueryOptions.OrderOutput; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import javax.annotation.Nullable; |
| |
| abstract class AbstractUnorderedFormatter extends OutputFormatter implements StreamedFormatter { |
| |
| @Override |
| public void setOptions( |
| CommonQueryOptions options, AspectResolver aspectResolver, HashFunction hashFunction) {} |
| |
| /** Optionally sets a handler for reporting status output / errors. */ |
| @Override |
| public void setEventHandler(@Nullable EventHandler eventHandler) {} |
| |
| @Override |
| public void output( |
| QueryOptions options, |
| Digraph<Target> result, |
| OutputStream out, |
| AspectResolver aspectResolver, |
| @Nullable EventHandler eventHandler, |
| HashFunction hashFunction, |
| LabelPrinter labelPrinter) |
| throws IOException, InterruptedException { |
| setOptions(options, aspectResolver, hashFunction); |
| setEventHandler(eventHandler); |
| OutputFormatterCallback.processAllTargets( |
| createPostFactoStreamCallback(out, options, labelPrinter), |
| getOrderedTargets(result, options)); |
| } |
| |
| protected Iterable<Target> getOrderedTargets(Digraph<Target> result, QueryOptions options) { |
| if (options.orderOutput == OrderOutput.FULL) { |
| // Get targets in total order, the difference here from topological ordering is the sorting of |
| // nodes before post-order visitation (which ensures determinism at a time cost). |
| return Iterables.transform( |
| result.getTopologicalOrder(new FormatUtils.TargetOrdering()), Node::getLabel); |
| } else if (options.orderOutput == OrderOutput.DEPS) { |
| // Get targets in topological order. |
| return Iterables.transform(result.getTopologicalOrder(), Node::getLabel); |
| } |
| return result.getLabels(); |
| } |
| } |