com.facebook.buck.rules.modern.PipelinedModernBuildRule.java Source code

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/*
 * Copyright 2018-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.rules.modern;

import com.facebook.buck.core.build.buildable.context.BuildableContext;
import com.facebook.buck.core.build.context.BuildContext;
import com.facebook.buck.core.model.BuildTarget;
import com.facebook.buck.core.rules.SourcePathRuleFinder;
import com.facebook.buck.core.rules.pipeline.RulePipelineState;
import com.facebook.buck.core.rules.pipeline.SupportsPipelining;
import com.facebook.buck.io.filesystem.ProjectFilesystem;
import com.facebook.buck.step.Step;
import com.google.common.collect.ImmutableList;
import java.nio.file.Path;

/** A ModernBuildRule that @SupportsPipelining. */
public abstract class PipelinedModernBuildRule<State extends RulePipelineState, T extends PipelinedBuildable<State>>
        extends ModernBuildRule<T> implements SupportsPipelining<State> {
    protected PipelinedModernBuildRule(BuildTarget buildTarget, ProjectFilesystem filesystem,
            SourcePathRuleFinder ruleFinder, T buildable) {
        super(buildTarget, filesystem, ruleFinder, buildable);
    }

    @Override
    public final ImmutableList<? extends Step> getPipelinedBuildSteps(BuildContext context,
            BuildableContext buildableContext, State state) {
        ImmutableList.Builder<Path> outputsBuilder = ImmutableList.builder();
        recordOutputs(outputsBuilder::add);
        ImmutableList<Path> outputs = outputsBuilder.build();
        outputs.forEach(buildableContext::recordArtifact);
        OutputPathResolver outputPathResolver = getOutputPathResolver();
        ImmutableList.Builder<Step> stepsBuilder = ImmutableList.builder();
        ModernBuildRule.getSetupStepsForBuildable(context, getProjectFilesystem(), outputs, stepsBuilder,
                outputPathResolver);
        stepsBuilder.addAll(getBuildable().getPipelinedBuildSteps(context, getProjectFilesystem(), state,
                outputPathResolver, getBuildCellPathFactory(context, getProjectFilesystem(), outputPathResolver)));
        return stepsBuilder.build();
    }
}