| 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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