Example usage for java.util.prefs Preferences get

Introduction

In this page you can find the example usage for java.util.prefs Preferences get.

Prototype

public abstract String get(String key, String def);

Source Link

Document

Returns the value associated with the specified key in this preference node.

Usage

From source file:de.tbuchloh.kiskis.util.Settings.java

public static Preferences initPreferences() {
    final Preferences n = Preferences.userNodeForPackage(Settings.class);
    final String newVersion = BuildProperties.getVersion();
    final String previousVersion = n.get(K_PROGRAM_VERSION, newVersion);

    if (LOG.isDebugEnabled()) {
        LOG.debug(String.format("oldVersion=%1$s, newVersion=%2$s", previousVersion, newVersion));
    }// w w w .ja  va 2s.co m

    if (!VersionTools.isCompatible(previousVersion, newVersion)) {
        LOG.debug("Versions not compatible! Recreating preference node for version=" + newVersion);
        try {
            n.removeNode();
        } catch (final BackingStoreException e) {
            LOG.error("Could not remove preference node", e);
        }

        final Preferences newN = Preferences.userNodeForPackage(Settings.class);
        newN.put(K_PROGRAM_VERSION, newVersion);
        return newN;
    }

    LOG.debug("Preferences seem to be compatible");
    return n;
}

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From source file:au.org.ala.delta.intkey.ui.UIUtils.java

public static String getPreferredLookAndFeel() {
    Preferences prefs = Preferences.userNodeForPackage(Intkey.class);
    if (prefs != null) {
        return prefs.get(LOOK_AND_FEEL_KEY, DEFAULT_LOOK_AND_FEEL);
    }//from   ww  w  . j av  a2s .  c om
    return DEFAULT_LOOK_AND_FEEL;
}

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From source file:org.griphyn.vdl.karajan.monitor.monitors.swing.GraphPanel.java

public static GraphPanel load(Preferences p, SystemState state, GraphsPanel gps) {
    DataSampler sampler = (DataSampler) state.getItemByID(DataSampler.ID, StatefulItemClass.WORKFLOW);
    GraphPanel g = new GraphPanel(state, gps);
    int ec = p.getInt("enabledCount", 0);
    for (int i = 0; i < ec; i++) {
        Preferences gp = p.node("series" + i);
        String key = gp.get("key", null);
        if (key == null) {
            throw new RuntimeException("Null series key");
        }//w  w w.  j a va 2s  .  c o  m
        int cr = gp.getInt("color.r", 255);
        int cg = gp.getInt("color.g", 0);
        int cb = gp.getInt("color.b", 0);
        g.enable(sampler.getSeries(key), false);
        g.setColor(key, new Color(cr, cg, cb));
    }
    return g;
}

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From source file:au.org.ala.delta.intkey.ui.UIUtils.java

/**
 * @return true if the last time the application was closed, advanced mode
 *         was in use/* w ww .  j a  v  a  2 s . c  o m*/
 */
public static boolean getPreviousApplicationMode() {
    Preferences prefs = Preferences.userNodeForPackage(Intkey.class);
    if (prefs != null) {
        String previouslyUsedMode = prefs.get(MODE_PREF_KEY, "");
        if (!StringUtils.isEmpty(previouslyUsedMode)) {
            return previouslyUsedMode.equals(ADVANCED_MODE_PREF_VALUE);
        }
    }
    return false;
}

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From source file:au.org.ala.delta.intkey.ui.UIUtils.java

/**
 * @return the parent directory for the dataset that was most recently
 *         opened using intkey/*from www  . j av a  2  s. c  o  m*/
 */
public static File getSavedLastOpenedDatasetDirectory() {
    Preferences prefs = Preferences.userNodeForPackage(Intkey.class);
    if (prefs != null) {
        String lastOpenedDirectoryPath = prefs.get(LAST_OPENED_DATASET_LOCATION_PREF_KEY, "");
        if (!StringUtils.isEmpty(lastOpenedDirectoryPath)) {
            return new File(lastOpenedDirectoryPath);
        }
    }
    return null;
}

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From source file:au.org.ala.delta.intkey.ui.UIUtils.java

public static List<Pair<String, String>> getPreviouslyUsedFiles() {
    List<Pair<String, String>> retList = new ArrayList<Pair<String, String>>();

    Preferences prefs = Preferences.userNodeForPackage(Intkey.class);
    if (prefs != null) {
        try {//from w  w  w  . j  a va 2s.  c om
            String mru = prefs.get(MRU_FILES_PREF_KEY, "");
            if (!StringUtils.isEmpty(mru)) {
                String[] mruFiles = mru.split(MRU_FILES_SEPARATOR);
                for (String mruFile : mruFiles) {
                    String[] mruFileItems = mruFile.split(MRU_ITEM_SEPARATOR);
                    retList.add(new Pair<String, String>(mruFileItems[0], mruFileItems[1]));
                }
            }
        } catch (Exception e) {
            // An error occurred. Clear the most recently used files list and return an empty list.

            prefs.remove(MRU_FILES_PREF_KEY);
            try {
                prefs.sync();
            } catch (BackingStoreException bse) {
                throw new RuntimeException(bse);
            }
            return Collections.EMPTY_LIST;
        }
    }

    return retList;
}

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From source file:org.broad.igv.DirectoryManager.java

private static File getIgvDirectoryOverride() {
    Preferences userPrefs = null;
    File override = null;/*from   w  w w  .j a  v a2 s .co m*/
    try {
        // See if an override location has been specified.  This is stored with the Java Preferences API
        userPrefs = Preferences.userNodeForPackage(Globals.class);
        String userDir = userPrefs.get(IGV_DIR_USERPREF, null);
        if (userDir != null) {
            override = new File(userDir);
            if (!override.exists()) {
                override = null;
                userPrefs.remove(IGV_DIR_USERPREF);
            }
        }
    } catch (Exception e) {
        userPrefs.remove(IGV_DIR_USERPREF);
        override = null;
        System.err.println("Error creating user directory");
        e.printStackTrace();
    }
    return override;
}

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From source file:au.org.ala.delta.intkey.ui.UIUtils.java

/**
 * Gets the dataset index from preferences
 * /* www.j a  v  a 2  s.c o m*/
 * @return The dataset index - a list of dataset description, dataset path
 *         value pairs
 */
public static List<Pair<String, String>> readDatasetIndex() {
    Preferences prefs = Preferences.userNodeForPackage(Intkey.class);

    List<Pair<String, String>> indexList = new ArrayList<Pair<String, String>>();

    if (prefs != null) {
        String datasetIndexJSON = prefs.get(DATASET_INDEX_PREF_KEY, "");
        if (!StringUtils.isEmpty(datasetIndexJSON)) {
            List<List<String>> deserializedJSON = (List<List<String>>) JSONSerializer
                    .toJava(JSONArray.fromObject(datasetIndexJSON));
            for (List<String> datasetInfoList : deserializedJSON) {
                indexList.add(new Pair<String, String>(datasetInfoList.get(0), datasetInfoList.get(1)));
            }
        }
    }

    return indexList;
}

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From source file:org.apache.cayenne.modeler.ModelerPreferences.java

public static List<String> getLastProjFiles() {
    Preferences filesPrefs = getLastProjFilesPref();
    ArrayList<String> arrayLastProjFiles = new ArrayList<>();
    String[] keys = null;/*w w  w .j a v a 2s . c om*/
    try {
        keys = filesPrefs.keys();
    }

    catch (BackingStoreException e) {
        logObj.warn("Error reading preferences file.", e);
    }
    if (keys != null) {
        int len = keys.length;

        ArrayList<Integer> keysInteger = new ArrayList<>();
        for (int i = 0; i < len; i++) {
            keysInteger.add(new Integer(i));
        }
        Collections.sort(keysInteger);

        for (int i = 0; i < len; i++) {
            arrayLastProjFiles.add(filesPrefs.get(keysInteger.get(i).toString(), ""));
        }
    }
    return arrayLastProjFiles;
}

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From source file:org.apache.cayenne.modeler.preferences.ModelerPreferences.java

public static List<String> getLastProjFiles() {
    Preferences filesPrefs = getLastProjFilesPref();
    ArrayList<String> arrayLastProjFiles = new ArrayList<String>();
    String[] keys = null;/*from w w  w . j  av  a 2 s.  c o  m*/
    try {
        keys = filesPrefs.keys();
    }

    catch (BackingStoreException e) {
        logObj.warn("Error reading preferences file.", e);
    }
    if (keys != null) {
        int len = keys.length;

        ArrayList<Integer> keysInteger = new ArrayList<Integer>();
        for (int i = 0; i < len; i++) {
            keysInteger.add(new Integer(i));
        }
        Collections.sort(keysInteger);

        for (int i = 0; i < len; i++) {
            arrayLastProjFiles.add(filesPrefs.get(keysInteger.get(i).toString(), ""));
        }
    }
    return arrayLastProjFiles;
}

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