/*
* Copyright 2015-present Facebook, Inc.
*
* 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.facebook.buck.hashing;
import com.facebook.buck.io.ArchiveMemberPath;
import com.facebook.buck.io.ProjectFilesystem;
import com.google.common.hash.HashCode;
import java.io.IOException;
import java.nio.file.Path;
public interface FileHashLoader {
HashCode get(Path path) throws IOException;
long getSize(Path path) throws IOException;
HashCode get(ArchiveMemberPath archiveMemberPath) throws IOException;
/**
* Return the {@link HashCode} for the given relative {@link Path} under the given {@link
* ProjectFilesystem}.
*/
default HashCode get(ProjectFilesystem filesystem, Path path) throws IOException {
return get(filesystem.resolve(path));
}
/**
* Return the {@link HashCode} for the given relative {@link ArchiveMemberPath} under the given
* {@link ProjectFilesystem}.
*/
default HashCode get(ProjectFilesystem filesystem, ArchiveMemberPath path) throws IOException {
return get(path.withArchivePath(filesystem.resolve(path.getArchivePath())));
}
/**
* Return the size of the given relative {@link Path} under the given {@link ProjectFilesystem}.
*/
default long getSize(ProjectFilesystem filesystem, Path path) throws IOException {
return getSize(filesystem.resolve(path));
}
}