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annotate src/org/tmatesoft/hg/core/HgAbstractCommand.java @ 224:7fe5982bcac0

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Few tests for HgWorkingCopyStatusCollector
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 25 May 2011 03:07:39 +0200
parents 41a778e3fd31
children d68dcb3b5f49
rev   line source
215
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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.core;
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18
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19 import org.tmatesoft.hg.util.CancelSupport;
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20 import org.tmatesoft.hg.util.ProgressSupport;
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21
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22 /**
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23 * intentionally package-local, might be removed or refactored in future
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24 *
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25 * @author Artem Tikhomirov
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26 * @author TMate Software Ltd.
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27 */
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28 class HgAbstractCommand<T extends HgAbstractCommand<?>> implements ProgressSupport.Target<T>, CancelSupport.Target<T> {
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29 private ProgressSupport progressHelper;
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30 private CancelSupport cancelHelper;
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31
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32 @SuppressWarnings("unchecked")
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33 public T set(ProgressSupport ps) {
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34 progressHelper = ps;
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35 return (T) this;
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36 }
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37
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38 @SuppressWarnings("unchecked")
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39 public T set(CancelSupport cs) {
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40 cancelHelper = cs;
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41 return (T) this;
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42 }
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43
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44 // shall not return null
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45 protected ProgressSupport getProgressSupport(Object context) {
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46 if (progressHelper != null) {
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47 return progressHelper;
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48 }
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49 return ProgressSupport.Factory.get(context);
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50 }
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51
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52 // shall not return null
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53 protected CancelSupport getCancelSupport(Object context) {
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54 if (cancelHelper != null) {
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55 return cancelHelper;
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56 }
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57 return CancelSupport.Factory.get(context);
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58 }
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59
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60 }