| // Copyright 2024 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.vfs; |
| * An interface implemented by file systems that support pinning files to a read-only snapshot. |
| * <p>This is used by {@link SymlinkTreeHelper} to obtain the underlying non-snapshotting file |
| * system, so that symlink trees are not pinned to a read-only snapshot and reflect changes made |
| * after the symlink tree was built. |
| public interface SnapshottingFileSystem { |
| /** Returns the underlying non-snapshotting file system. */ |
| FileSystem getUnderlyingNonSnapshottingFileSystem(); |
