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annotate src/org/tmatesoft/hg/internal/Lifecycle.java @ 233:1d389c0cb0a5

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Optimize file history walk not to iterat over whole changelog for sparse and distant revisions
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 03 Jun 2011 04:50:09 +0200
parents e39cf474ef94
children d3ab16739736
rev   line source
217
e39cf474ef94 Experimental support to mix-in start and end events for inspectors. Additionally, Lifecycle may serve as iteration control
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1 /*
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2 * Copyright (c) 2011 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.internal;
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18
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19 /**
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20 * EXPERIMENTAL.
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21 * Mix-in for RevlogStream.Inspector to get informed about start and end of the iteration
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22 *
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23 * @author Artem Tikhomirov
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24 * @author TMate Software Ltd.
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25 */
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26 public interface Lifecycle {
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28 public void start(int count, Callback callback, Object token);
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29 public void finish(Object token);
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30
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31 interface Callback {
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32 void stop();
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33 }
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34
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35 class BasicCallback implements Callback {
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36 private boolean done = false;
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38 public void stop() {
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39 done = true;
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40 }
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41 public boolean isStopped() {
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42 return done;
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43 }
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44 }
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45 }