| /* |
| * Copyright 2012-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.cli; |
| |
| import com.facebook.buck.command.Build; |
| import com.facebook.buck.json.BuildFileParseException; |
| import com.facebook.buck.model.BuildTarget; |
| import com.facebook.buck.model.BuildTargetException; |
| import com.facebook.buck.parser.ParserConfig; |
| import com.facebook.buck.rules.ActionGraph; |
| import com.facebook.buck.rules.ArtifactCache; |
| import com.facebook.buck.rules.BuildEvent; |
| import com.facebook.buck.rules.TargetGraph; |
| import com.facebook.buck.rules.TargetGraphToActionGraph; |
| import com.facebook.buck.rules.TargetGraphTransformer; |
| import com.facebook.buck.step.TargetDevice; |
| import com.google.common.base.Joiner; |
| import com.google.common.base.Optional; |
| import com.google.common.base.Preconditions; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Iterators; |
| |
| import java.io.IOException; |
| |
| import javax.annotation.Nullable; |
| |
| public class BuildCommand extends AbstractCommandRunner<BuildCommandOptions> { |
| |
| private final TargetGraphTransformer<ActionGraph> targetGraphTransformer; |
| @Nullable private Build lastBuild; |
| |
| private ImmutableSet<BuildTarget> buildTargets = ImmutableSet.of(); |
| |
| public BuildCommand(CommandRunnerParams params) { |
| super(params); |
| |
| this.targetGraphTransformer = new TargetGraphToActionGraph( |
| params.getBuckEventBus(), |
| new BuildTargetNodeToBuildRuleTransformer()); |
| } |
| |
| @Override |
| BuildCommandOptions createOptions(BuckConfig buckConfig) { |
| return new BuildCommandOptions(buckConfig); |
| } |
| |
| @Override |
| @SuppressWarnings("PMD.PrematureDeclaration") |
| int runCommandWithOptionsInternal(BuildCommandOptions options) |
| throws IOException, InterruptedException { |
| // Create artifact cache to initialize Cassandra connection, if appropriate. |
| ArtifactCache artifactCache = getArtifactCache(); |
| |
| |
| buildTargets = getBuildTargets(options.getArgumentsFormattedAsBuildTargets()); |
| |
| if (buildTargets.isEmpty()) { |
| console.printBuildFailure("Must specify at least one build target."); |
| |
| // If there are aliases defined in .buckconfig, suggest that the user |
| // build one of them. We show the user only the first 10 aliases. |
| ImmutableSet<String> aliases = options.getBuckConfig().getAliases(); |
| if (!aliases.isEmpty()) { |
| console.getStdErr().println(String.format( |
| "Try building one of the following targets:\n%s", |
| Joiner.on(' ').join(Iterators.limit(aliases.iterator(), 10)))); |
| } |
| return 1; |
| } |
| |
| // Post the build started event, setting it to the Parser recorded start time if appropriate. |
| if (getParser().getParseStartTime().isPresent()) { |
| getBuckEventBus().post( |
| BuildEvent.started(buildTargets), |
| getParser().getParseStartTime().get()); |
| } else { |
| getBuckEventBus().post(BuildEvent.started(buildTargets)); |
| } |
| |
| // Parse the build files to create a ActionGraph. |
| ActionGraph actionGraph; |
| try { |
| TargetGraph targetGraph = getParser().buildTargetGraphForBuildTargets( |
| buildTargets, |
| new ParserConfig(options.getBuckConfig()), |
| getBuckEventBus(), |
| console, |
| environment, |
| options.getEnableProfiling()); |
| actionGraph = targetGraphTransformer.apply(targetGraph); |
| } catch (BuildTargetException | BuildFileParseException e) { |
| console.printBuildFailureWithoutStacktrace(e); |
| return 1; |
| } |
| |
| try (CommandThreadManager pool = new CommandThreadManager("Build", options.getNumThreads()); |
| Build build = options.createBuild( |
| options.getBuckConfig(), |
| actionGraph, |
| getProjectFilesystem(), |
| getAndroidPlatformTargetSupplier(), |
| getBuildEngine(), |
| artifactCache, |
| console, |
| getBuckEventBus(), |
| Optional.<TargetDevice>absent(), |
| getCommandRunnerParams().getPlatform(), |
| getCommandRunnerParams().getEnvironment(), |
| getCommandRunnerParams().getObjectMapper(), |
| getCommandRunnerParams().getClock(), |
| pool.getExecutor())) { |
| lastBuild = build; |
| int exitCode = build.executeAndPrintFailuresToConsole( |
| buildTargets, |
| options.isKeepGoing(), |
| console, |
| options.getPathToBuildReport()); |
| getBuckEventBus().post(BuildEvent.finished(buildTargets, exitCode)); |
| return exitCode; |
| } |
| } |
| |
| Build getBuild() { |
| Preconditions.checkNotNull(lastBuild); |
| return lastBuild; |
| } |
| |
| ImmutableList<BuildTarget> getBuildTargets() { |
| return ImmutableList.copyOf(buildTargets); |
| } |
| |
| @Override |
| String getUsageIntro() { |
| return "Specify one build rule to build."; |
| } |
| } |