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// Copyright 2016 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.Action;
import com.google.devtools.build.lib.actions.ActionKeyContext;
import com.google.devtools.build.lib.actions.ActionLookupValue;
import com.google.devtools.build.lib.analysis.actions.ActionTemplate;
import com.google.devtools.build.lib.cmdline.Label;
import com.google.devtools.build.skyframe.LegacySkyKey;
import com.google.devtools.build.skyframe.SkyFunctionName;
import com.google.devtools.build.skyframe.SkyKey;
/**
* Value that stores expanded actions from ActionTemplate.
*/
public final class ActionTemplateExpansionValue extends ActionLookupValue {
ActionTemplateExpansionValue(
ActionKeyContext actionKeyContext,
Iterable<Action> expandedActions,
boolean removeActionsAfterEvaluation) {
super(actionKeyContext, ImmutableList.copyOf(expandedActions), removeActionsAfterEvaluation);
}
static SkyKey key(ActionTemplate<?> actionTemplate) {
return LegacySkyKey.create(
SkyFunctions.ACTION_TEMPLATE_EXPANSION, createActionTemplateExpansionKey(actionTemplate));
}
static ActionTemplateExpansionKey createActionTemplateExpansionKey(
ActionTemplate<?> actionTemplate) {
return new ActionTemplateExpansionKey(actionTemplate);
}
static final class ActionTemplateExpansionKey extends ActionLookupKey {
private final ActionTemplate<?> actionTemplate;
ActionTemplateExpansionKey(ActionTemplate<?> actionTemplate) {
Preconditions.checkNotNull(
actionTemplate,
"Passed in action template cannot be null: %s",
actionTemplate);
this.actionTemplate = actionTemplate;
}
@Override
protected SkyFunctionName getType() {
return SkyFunctions.ACTION_TEMPLATE_EXPANSION;
}
@Override
public Label getLabel() {
return actionTemplate.getOwner().getLabel();
}
/** Returns the associated {@link ActionTemplate} */
ActionTemplate<?> getActionTemplate() {
return actionTemplate;
}
@Override
public int hashCode() {
return actionTemplate.hashCode();
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (!(obj instanceof ActionTemplateExpansionKey)) {
return false;
}
ActionTemplateExpansionKey other = (ActionTemplateExpansionKey) obj;
return actionTemplate.equals(other.actionTemplate);
}
}
}
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