// Copyright 2023 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.actions;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.devtools.build.lib.events.ExtendedEventHandler.Postable;
import com.google.devtools.build.lib.skyframe.ActionExecutionValue;

/** Posted during the build when an action was shared. */
public final class SharedActionEvent implements Postable {

  private final ActionExecutionValue executed;
  private final ActionExecutionValue transformed;

  public SharedActionEvent(ActionExecutionValue executed, ActionExecutionValue transformed) {
    this.executed = checkNotNull(executed);
    this.transformed = checkNotNull(transformed);
  }

  /** Returns the {@link ActionExecutionValue} for the action that was actually executed. */
  public ActionExecutionValue getExecuted() {
    return executed;
  }

  /**
   * Returns the {@link ActionExecutionValue} that was derived from calling {@link
   * ActionExecutionValue#transformForSharedAction} on {@link #getExecuted}.
   */
  public ActionExecutionValue getTransformed() {
    return transformed;
  }
}
