Example usage for java.util.prefs Preferences getLong

Introduction

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

Prototype

public abstract long getLong(String key, long def);

Source Link

Document

Returns the long value represented by the string associated with the specified key in this preference node.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Preferences prefs = Preferences.userNodeForPackage(Main.class);

    // Preference key name
    final String PREF_NAME = "name_of_preference";

    // Save//from  w ww.j a  v  a  2s  . c  om
    prefs.put(PREF_NAME, "a string"); // String
    prefs.putBoolean(PREF_NAME, true); // boolean
    prefs.putInt(PREF_NAME, 123); // int
    prefs.putLong(PREF_NAME, 123L); // long
    prefs.putFloat(PREF_NAME, 12.3F); // float
    prefs.putDouble(PREF_NAME, 12.3); // double
    byte[] bytes = new byte[1024];
    prefs.putByteArray(PREF_NAME, bytes); // byte[]

    // Retrieve
    String s = prefs.get(PREF_NAME, "a string"); // String
    boolean b = prefs.getBoolean(PREF_NAME, true); // boolean
    int i = prefs.getInt(PREF_NAME, 123); // int
    long l = prefs.getLong(PREF_NAME, 123L); // long
    float f = prefs.getFloat(PREF_NAME, 12.3F); // float
    double d = prefs.getDouble(PREF_NAME, 12.3); // double
    bytes = prefs.getByteArray(PREF_NAME, bytes); // byte[]
}

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From source file:org.pdfsam.module.PreferencesUsageDataStore.java

public long getTotalUsage() {
    Preferences node = Preferences.userRoot().node(USAGE_PATH);
    return node.getLong(TASKS_EXECUTED_KEY, 0);
}

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From source file:org.pdfsam.module.PreferencesUsageDataStore.java

private void incrementTotalUsage() {
    Preferences node = Preferences.userRoot().node(USAGE_PATH);
    node.putLong(TASKS_EXECUTED_KEY, node.getLong(TASKS_EXECUTED_KEY, 0) + 1);
}

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From source file:codeswarm.repository.svn.SVNHistory.java

/**
 * looks up the cache. Stops proceeding if a cached version for this
 * repository was found.//w w w.  j  av  a2s  . c o m
 * @param pRevision the latest repository revision.
 * @return false if a cached version was found, true if the history shall
 * be fetched from repository.
 */
public boolean handleFetchingLatestRepositoryRevision(Long pRevision) {
    long revision = pRevision.longValue();
    Preferences p = Preferences.userNodeForPackage(SVNHistory.class);
    long l = p.getLong(Integer.toString(this.url.hashCode()), -1l);
    if (l == revision) {
        if (logger.isDebugEnabled()) {
            logger.debug("skip fetching " + String.valueOf(l) + " (latest revision is " + revision + ") for "
                    + this.url);
        }
        return false;
    } else {
        if (logger.isDebugEnabled()) {
            logger.debug("proceed fetching (latest revision is " + String.valueOf(pRevision)
                    + " , cached revision is " + String.valueOf(l) + " for repository " + this.url);
        }
        Preferences.userNodeForPackage(SVNHistory.class).putLong(Integer.toString(this.url.hashCode()),
                revision);
        try {
            Preferences.userNodeForPackage(SVNHistory.class).flush();
        } catch (BackingStoreException ex) {
            logger.error(null, ex);
        }
    }
    if (logger.isDebugEnabled()) {
        logger.debug("fetching until revision " + revision);
    }
    return true;
}

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From source file:de.elomagic.carafile.client.CaraCloud.java

private List<Path> checkLocalFolder(final Path basePath) throws IOException {
    Preferences preferences = Preferences.systemNodeForPackage(getClass());
    final long lastScanMillis = preferences.getLong("lastScan", 0);

    final List<Path> changedPathList = getLocalChangeList(basePath, lastScanMillis);

    for (Path path : basePath) {
        // xxx/* w ww . ja va2  s  .c o m*/
    }

    return changedPathList;
}

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From source file:de.innovationgate.wgpublisher.WGACore.java

public long getCharacterEncodingLastModified() {
    Preferences prefs = Preferences.userNodeForPackage(this.getClass());
    return prefs.getLong("CharacterEncodingModified", System.currentTimeMillis());
}

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From source file:de.innovationgate.wgpublisher.WGACore.java

public long getDesignEncodingLastModified(String dbkey) {
    Preferences prefs = Preferences.userNodeForPackage(this.getClass());
    try {/*from w w  w .  j  a  v a2 s . c o  m*/
        return prefs.getLong(createPrefKeyDesignEncodingLastModified(dbkey), System.currentTimeMillis());
    } catch (Exception e) {
        log.error("Unable to retrieve preferences for 'DesignEncodingModified'", e);
        return System.currentTimeMillis();
    }
}

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