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/*
* Copyright (C) 2010, Google Inc.
* Copyright (C) 2008-2009, Johannes E. Schindelin <johannes.schindelin@gmx.de> and others
*
* 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.diff;
/**
* Arbitrary sequence of elements.
* <p>
* A sequence of elements is defined to contain elements in the index range
* <code>[0, {@link #size()})</code>, like a standard Java List implementation.
* Unlike a List, the members of the sequence are not directly obtainable.
* <p>
* Implementations of Sequence are primarily intended for use in content
* difference detection algorithms, to produce an
* {@link org.eclipse.jgit.diff.EditList} of {@link org.eclipse.jgit.diff.Edit}
* instances describing how two Sequence instances differ.
* <p>
* To be compared against another Sequence of the same type, a supporting
* {@link org.eclipse.jgit.diff.SequenceComparator} must also be supplied.
*/
public abstract class Sequence {
/** @return total number of items in the sequence. */
/**
* Get size
*
* @return size
*/
public abstract int size();
}
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