src/main/java/com/google/devtools/build/lib/actions/FileArtifactMetadata.java

// Copyright 2026 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
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package com.google.devtools.build.lib.actions;

/** A simple interface for file artifact metadata to decouple from the execution graph. */
public interface FileArtifactMetadata extends HasDigest {

  /** Returns whether the file contents exist remotely. */
  boolean isRemote();

  /** Returns the location index for remote files. For non-remote files, returns 0. */
  int getLocationIndex();

  /** Returns the file's size, or 0 if the underlying file system object is not a file. */
  // TODO(ulfjack): Throw an exception if it's not a file.
  long getSize();
}