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// Copyright 2014 Google Inc. 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.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.actions.ArtifactOwner;
import com.google.devtools.build.lib.analysis.WorkspaceStatusAction;
import com.google.devtools.build.skyframe.SkyFunctionName;
import com.google.devtools.build.skyframe.SkyKey;
/**
* Value that stores the workspace status artifacts and their generating action. There should be
* only one of these values in the graph at any time.
*/
// TODO(bazel-team): This seems to be superfluous now, but it cannot be removed without making
// PrecomputedValue public instead of package-private
public class WorkspaceStatusValue extends ActionLookupValue {
private final Artifact stableArtifact;
private final Artifact volatileArtifact;
// There should only ever be one BuildInfo value in the graph.
public static final SkyKey SKY_KEY = new SkyKey(SkyFunctions.BUILD_INFO, "BUILD_INFO");
static final ArtifactOwner ARTIFACT_OWNER = new BuildInfoKey();
public WorkspaceStatusValue(Artifact stableArtifact, Artifact volatileArtifact,
WorkspaceStatusAction action) {
super(action);
this.stableArtifact = stableArtifact;
this.volatileArtifact = volatileArtifact;
}
public Artifact getStableArtifact() {
return stableArtifact;
}
public Artifact getVolatileArtifact() {
return volatileArtifact;
}
private static class BuildInfoKey extends ActionLookupKey {
@Override
SkyFunctionName getType() {
throw new UnsupportedOperationException();
}
@Override
SkyKey getSkyKey() {
return SKY_KEY;
}
}
}
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