Mercurial > hg4j

annotate src/org/tmatesoft/hg/core/HgFileRenameHandlerMixin.java @ 709:497e697636fc

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Report merged lines as changed block if possible, not as a sequence of added/deleted blocks. To facilitate access to merge parent lines AddBlock got mergeLineAt() method that reports index of the line in the second parent (if any), while insertedAt() has been changed to report index in the first parent always
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 21 Aug 2013 16:23:27 +0200
parents 6526d8adbc0f
children
rev   line source
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1 /*
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2 * Copyright (c) 2012-2013 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
5dcb4581c8ef Report renames when following file history tree with HgFileRenameHandlerMixin
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.core;
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18
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19 import org.tmatesoft.hg.repo.HgRuntimeException;
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20 import org.tmatesoft.hg.util.Adaptable;
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22 /**
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23 * Addition to file history handlers (like {@link HgChangesetHandler} and {@link HgChangesetTreeHandler})
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24 * to receive notification about rename in the history of the file being walked.
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25 *
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26 * This mix-in shall be available from the host handler through the {@link Adaptable} mechanism, see
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27 * {@link Adaptable.Factory#getAdapter(Object, Class, Object)}. Hence, implementing
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28 * this interface in addition to host's would be the easiest way to achieve that.
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29 *
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30 * @author Artem Tikhomirov
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31 * @author TMate Software Ltd.
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32 */
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33 public interface HgFileRenameHandlerMixin {
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34 // XXX perhaps, should distinguish copy from rename? And what about merged revisions and following them?
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36 /**
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37 * @throws HgCallbackTargetException wrapper object for any exception user code may produce
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38 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
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39 */
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40 void copy(HgFileRevision from, HgFileRevision to) throws HgCallbackTargetException, HgRuntimeException;
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41 }