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annotate src/org/tmatesoft/hg/core/HgManifestHandler.java @ 681:4f93bbc73b64

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Do not instantiate thousands of small arrays(numerous readInt/readLong calls)
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sun, 21 Jul 2013 17:48:05 +0200
parents 6526d8adbc0f
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1 /*
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2 * Copyright (c) 2011-2012 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
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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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19 import org.tmatesoft.hg.internal.Callback;
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20 import org.tmatesoft.hg.repo.HgRuntimeException;
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21 import org.tmatesoft.hg.util.Path;
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23 /**
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24 * Callback to walk file/directory tree of a revision
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25 *
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26 * @author Artem Tikhomirov
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27 * @author TMate Software Ltd.
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28 */
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29 @Callback
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30 public interface HgManifestHandler {
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31 /**
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32 * Indicates start of manifest revision. Subsequent {@link #file(HgFileRevision)} and {@link #dir(Path)} come
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33 * from the specified manifest revision until {@link #end(Nodeid)} with the matching revision is invoked.
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34 *
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35 * @param manifestRevision unique identifier of the manifest revision
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36 * @throws HgCallbackTargetException wrapper for any exception user code may produce
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37 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
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38 */
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39 void begin(Nodeid manifestRevision) throws HgCallbackTargetException, HgRuntimeException;
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41 /**
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42 * If walker is configured to spit out directories, indicates files from specified directories are about to be reported.
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43 * Comes prior to any files from this directory and subdirectories
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44 *
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45 * @param path directory known in the manifest
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46 * @throws HgCallbackTargetException wrapper for any exception user code may produce
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47 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
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48 */
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49 void dir(Path path) throws HgCallbackTargetException, HgRuntimeException;
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51 /**
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52 * Reports a file revision entry in the manifest
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53 *
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54 * @param fileRevision description of the file revision
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55 * @throws HgCallbackTargetException wrapper for any exception user code may produce
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56 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
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57 */
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58 void file(HgFileRevision fileRevision) throws HgCallbackTargetException, HgRuntimeException;
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60 /**
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61 * Indicates all files from the manifest revision have been reported.
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62 * Closes {@link #begin(Nodeid)} with the same revision that came before.
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63 *
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64 * @param manifestRevision unique identifier of the manifest revision
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65 * @throws HgCallbackTargetException wrapper for any exception user code may produce
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66 * @throws HgRuntimeException propagates library issues. <em>Runtime exception</em>
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67 */
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68 void end(Nodeid manifestRevision) throws HgCallbackTargetException, HgRuntimeException;
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69 }