| // 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.skyframe; |
| |
| import com.google.common.base.Preconditions; |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.actions.ActionAnalysisMetadata; |
| import com.google.devtools.build.lib.actions.ActionKeyContext; |
| import com.google.devtools.build.lib.actions.Actions; |
| import com.google.devtools.build.lib.actions.Actions.GeneratingActions; |
| import com.google.devtools.build.lib.actions.MutableActionGraph.ActionConflictException; |
| import com.google.devtools.build.skyframe.SkyFunction; |
| import com.google.devtools.build.skyframe.SkyKey; |
| import com.google.devtools.build.skyframe.SkyValue; |
| |
| /** |
| * A Skyframe function to calculate the coverage report Action and Artifacts. |
| */ |
| public class CoverageReportFunction implements SkyFunction { |
| private final ActionKeyContext actionKeyContext; |
| |
| CoverageReportFunction(ActionKeyContext actionKeyContext) { |
| this.actionKeyContext = actionKeyContext; |
| } |
| |
| @Override |
| public SkyValue compute(SkyKey skyKey, Environment env) throws InterruptedException { |
| Preconditions.checkState( |
| CoverageReportValue.COVERAGE_REPORT_KEY.equals(skyKey), |
| String.format( |
| "Expected %s for SkyKey but got %s instead", |
| CoverageReportValue.COVERAGE_REPORT_KEY, skyKey)); |
| |
| ImmutableList<ActionAnalysisMetadata> actions = PrecomputedValue.COVERAGE_REPORT_KEY.get(env); |
| if (actions == null) { |
| return null; |
| } |
| |
| GeneratingActions generatingActions; |
| try { |
| generatingActions = |
| Actions.assignOwnersAndFilterSharedActionsAndThrowActionConflict( |
| actionKeyContext, |
| actions, |
| CoverageReportValue.COVERAGE_REPORT_KEY, |
| /*outputFiles=*/ null); |
| } catch (ActionConflictException e) { |
| throw new IllegalStateException("Action conflicts not expected in coverage: " + skyKey, e); |
| } |
| return new CoverageReportValue(generatingActions); |
| } |
| |
| @Override |
| public String extractTag(SkyKey skyKey) { |
| return null; |
| } |
| } |