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annotate cmdline/org/tmatesoft/hg/console/Options.java @ 176:a8df7162ec75

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Extracting complete branch using remote between call to detect incoming changes is done. Arguments reorderd in remote repo to better match Hg server ideology, not my mental convenience
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sat, 02 Apr 2011 03:01:14 +0200
parents b9700740553a
children 45dc79e545f5
rev   line source
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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
102
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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.console;
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19 import java.util.HashMap;
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20 import java.util.LinkedList;
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21 import java.util.List;
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22 import java.util.Map;
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23
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24 import org.tmatesoft.hg.repo.HgLookup;
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25 import org.tmatesoft.hg.repo.HgRepository;
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26
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27 /**
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28 * Parse command-line options. Primitive implementation that recognizes options with 0 or 1 argument.
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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 class Options {
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34
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35 public final Map<String,List<String>> opt2values = new HashMap<String, List<String>>();
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36
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37 public boolean getBoolean(String... aliases) {
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38 return getBoolean(false, aliases);
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39 }
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40
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41 public boolean getBoolean(boolean def, String... aliases) {
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42 for (String s : aliases) {
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43 if (opt2values.containsKey(s)) {
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44 return true;
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45 }
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46 }
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47 return def;
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48 }
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49
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50 public String getSingle(String... aliases) {
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51 String rv = null;
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52 for (String s : aliases) {
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53 List<String> values = opt2values.get(s);
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54 if (values != null && values.size() > 0) {
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55 rv = values.get(values.size() - 1); // take last one, most recent
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56 }
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57 }
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58 return rv;
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59 }
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60
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61 public int getSingleInt(int def, String... aliases) {
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62 String r = getSingle(aliases);
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63 if (r == null) {
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64 return def;
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65 }
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66 return Integer.parseInt(r);
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67 }
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69 public List<String> getList(String... aliases) {
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70 LinkedList<String> rv = new LinkedList<String>();
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71 for (String s : aliases) {
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72 List<String> values = opt2values.get(s);
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73 if (values != null) {
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74 rv.addAll(values);
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75 }
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76 }
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77 return rv;
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78 }
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80 public HgRepository findRepository() throws Exception {
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81 String repoLocation = getSingle("-R", "--repository");
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82 if (repoLocation != null) {
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83 return new HgLookup().detect(repoLocation);
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84 }
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85 return new HgLookup().detectFromWorkingDir();
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86 }
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89 public static Options parse(String[] commandLineArgs) {
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90 Options rv = new Options();
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91 List<String> values = new LinkedList<String>();
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92 rv.opt2values.put("", values); // values with no options
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93 for (String arg : commandLineArgs) {
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94 if (arg.charAt(0) == '-') {
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95 // option
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96 if (arg.length() == 1) {
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97 throw new IllegalArgumentException("Bad option: -");
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98 }
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99 values = rv.opt2values.get(arg);
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100 if (values == null) {
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101 rv.opt2values.put(arg, values = new LinkedList<String>());
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102 }
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103 // next value, if any, gets into the values list for arg option.
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104 } else {
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105 values.add(arg);
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106 values = rv.opt2values.get("");
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107 }
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108 }
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109 return rv;
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110 }
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111 }