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annotate src/org/tmatesoft/hg/internal/RelativePathRewrite.java @ 443:072b5f3ed0c8

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Path to tell immediate parent-child relationship; more powerful scope impl; tests for both
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 04 May 2012 17:59:22 +0200
parents a415fe296a50
children
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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 import java.io.File;
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21 import org.tmatesoft.hg.util.PathRewrite;
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23 /**
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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 public class RelativePathRewrite implements PathRewrite {
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29
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30 private final String rootPath;
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32 public RelativePathRewrite(File root) {
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33 this(root.getPath());
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34 }
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36 public RelativePathRewrite(String rootPath) {
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37 this.rootPath = rootPath;
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38 }
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39
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a415fe296a50 Refactor PathRewrite to accept any char sequence, not only string
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40 public CharSequence rewrite(CharSequence p) {
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41 String path = p == null ? null : p.toString();
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42 if (path != null && path.startsWith(rootPath)) {
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43 if (path.length() == rootPath.length()) {
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44 return "";
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45 }
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46 return path.substring(rootPath.length() + 1);
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47 }
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48 return path;
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49 }
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50 }