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/*
* Copyright (C) 2024, Google LLC.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.internal.storage.pack;
import java.io.IOException;
import java.util.List;
import org.eclipse.jgit.transport.PackedObjectInfo;
/**
* Represents a function that accepts a collection of objects to write into a
* primary pack index storage format.
*/
public interface PackIndexWriter {
/**
* Write all object entries to the index stream.
*
* @param toStore
* sorted list of objects to store in the index. The caller must
* have previously sorted the list using
* {@link org.eclipse.jgit.transport.PackedObjectInfo}'s native
* {@link java.lang.Comparable} implementation.
* @param packDataChecksum
* checksum signature of the entire pack data content. This is
* traditionally the last 20 bytes of the pack file's own stream.
* @throws java.io.IOException
* an error occurred while writing to the output stream, or the
* underlying format cannot store the object data supplied.
*/
void write(List<? extends PackedObjectInfo> toStore,
byte[] packDataChecksum) throws IOException;
}
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