1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.preferences;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.io.File;
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7 |
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8 | import javax.swing.JOptionPane;
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9 |
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10 | import org.openstreetmap.josm.Main;
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11 | import org.openstreetmap.josm.spi.preferences.Config;
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12 | import org.openstreetmap.josm.spi.preferences.IBaseDirectories;
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13 | import org.openstreetmap.josm.tools.Logging;
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14 |
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15 | /**
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16 | * Class provides base directory locations for JOSM.
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17 | * @since 13021
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18 | */
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19 | public final class JosmBaseDirectories implements IBaseDirectories {
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20 |
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21 | private JosmBaseDirectories() {
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22 | // hide constructor
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23 | }
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24 |
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25 | private static class InstanceHolder {
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26 | static final JosmBaseDirectories INSTANCE = new JosmBaseDirectories();
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27 | }
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28 |
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29 | public static JosmBaseDirectories getInstance() {
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30 | return InstanceHolder.INSTANCE;
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31 | }
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32 |
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33 | /**
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34 | * Internal storage for the preference directory.
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35 | */
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36 | private File preferencesDir;
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37 |
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38 | /**
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39 | * Internal storage for the cache directory.
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40 | */
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41 | private File cacheDir;
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42 |
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43 | /**
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44 | * Internal storage for the user data directory.
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45 | */
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46 | private File userdataDir;
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47 |
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48 | @Override
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49 | public File getPreferencesDirectory(boolean createIfMissing) {
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50 | if (preferencesDir == null) {
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51 | String path;
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52 | path = System.getProperty("josm.pref");
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53 | if (path != null) {
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54 | preferencesDir = new File(path).getAbsoluteFile();
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55 | } else {
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56 | path = System.getProperty("josm.home");
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57 | if (path != null) {
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58 | preferencesDir = new File(path).getAbsoluteFile();
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59 | } else {
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60 | preferencesDir = Main.platform.getDefaultPrefDirectory();
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61 | }
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62 | }
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63 | }
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64 | if (createIfMissing && !preferencesDir.exists() && !preferencesDir.mkdirs()) {
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65 | Logging.warn(tr("Failed to create missing preferences directory: {0}", preferencesDir.getAbsoluteFile()));
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66 | JOptionPane.showMessageDialog(
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67 | Main.parent,
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68 | tr("<html>Failed to create missing preferences directory: {0}</html>", preferencesDir.getAbsoluteFile()),
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69 | tr("Error"),
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70 | JOptionPane.ERROR_MESSAGE
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71 | );
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72 | }
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73 | return preferencesDir;
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74 | }
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75 |
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76 | @Override
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77 | public File getUserDataDirectory(boolean createIfMissing) {
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78 | if (userdataDir == null) {
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79 | String path;
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80 | path = System.getProperty("josm.userdata");
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81 | if (path != null) {
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82 | userdataDir = new File(path).getAbsoluteFile();
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83 | } else {
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84 | path = System.getProperty("josm.home");
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85 | if (path != null) {
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86 | userdataDir = new File(path).getAbsoluteFile();
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87 | } else {
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88 | userdataDir = Main.platform.getDefaultUserDataDirectory();
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89 | }
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90 | }
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91 | }
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92 | if (createIfMissing && !userdataDir.exists() && !userdataDir.mkdirs()) {
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93 | Logging.warn(tr("Failed to create missing user data directory: {0}", userdataDir.getAbsoluteFile()));
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94 | JOptionPane.showMessageDialog(
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95 | Main.parent,
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96 | tr("<html>Failed to create missing user data directory: {0}</html>", userdataDir.getAbsoluteFile()),
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97 | tr("Error"),
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98 | JOptionPane.ERROR_MESSAGE
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99 | );
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100 | }
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101 | return userdataDir;
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102 | }
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103 |
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104 | @Override
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105 | public File getCacheDirectory(boolean createIfMissing) {
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106 | if (cacheDir == null) {
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107 | String path = System.getProperty("josm.cache");
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108 | if (path != null) {
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109 | cacheDir = new File(path).getAbsoluteFile();
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110 | } else {
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111 | path = System.getProperty("josm.home");
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112 | if (path != null) {
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113 | cacheDir = new File(path, "cache");
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114 | } else {
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115 | path = Config.getPref().get("cache.folder", null);
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116 | if (path != null) {
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117 | cacheDir = new File(path).getAbsoluteFile();
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118 | } else {
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119 | cacheDir = Main.platform.getDefaultCacheDirectory();
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120 | }
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121 | }
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122 | }
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123 | }
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124 | if (createIfMissing && !cacheDir.exists() && !cacheDir.mkdirs()) {
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125 | Logging.warn(tr("Failed to create missing cache directory: {0}", cacheDir.getAbsoluteFile()));
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126 | JOptionPane.showMessageDialog(
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127 | Main.parent,
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128 | tr("<html>Failed to create missing cache directory: {0}</html>", cacheDir.getAbsoluteFile()),
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129 | tr("Error"),
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130 | JOptionPane.ERROR_MESSAGE
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131 | );
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132 | }
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133 | return cacheDir;
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134 | }
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135 | }
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