Examples with DateTimeValue org.exist.xquery.value.DateTimeValue used on opensource projects

Example 16 with DateTimeValue

use of org.exist.xquery.value.DateTimeValue in project exist by eXist-db.

the class SystemExport method export.

/**
 * Export the contents of the database, trying to preserve as much data as possible. To be effective, this method should be used in combination
 * with class {@link ConsistencyCheck}.
 *
 * @param targetDir   the output directory or file to which data will be written. Output will be written to a zip file if target ends with
 *                    .zip.
 * @param incremental DOCUMENT ME!
 * @param maxInc      DOCUMENT ME!
 * @param zip         DOCUMENT ME!
 * @param errorList   a list of {@link ErrorReport} objects as returned by methods in {@link ConsistencyCheck}.
 * @return DOCUMENT ME!
 */
public Path export(final String targetDir, boolean incremental, final int maxInc, final boolean zip, final List<ErrorReport> errorList) {
    Path backupFile = null;
    try {
        final BackupDirectory directory = new BackupDirectory(targetDir);
        BackupDescriptor prevBackup = null;
        if (incremental) {
            prevBackup = directory.lastBackupFile();
            LOG.info("Creating incremental backup. Prev backup: {}", (prevBackup == null) ? "none" : prevBackup.getSymbolicPath());
        }
        final Properties properties = new Properties();
        int seqNr = 1;
        if (incremental) {
            properties.setProperty(BackupDescriptor.PREVIOUS_PROP_NAME, (prevBackup == null) ? "" : prevBackup.getName());
            if (prevBackup != null) {
                final Properties prevProp = prevBackup.getProperties();
                if (prevProp != null) {
                    final String seqNrStr = prevProp.getProperty(BackupDescriptor.NUMBER_IN_SEQUENCE_PROP_NAME, "1");
                    try {
                        seqNr = Integer.parseInt(seqNrStr);
                        if (seqNr == maxInc) {
                            seqNr = 1;
                            incremental = false;
                            prevBackup = null;
                        } else {
                            ++seqNr;
                        }
                    } catch (final NumberFormatException e) {
                        LOG.warn("Bad sequence number in backup descriptor: {}", prevBackup.getName());
                    }
                }
            }
        }
        properties.setProperty(BackupDescriptor.NUMBER_IN_SEQUENCE_PROP_NAME, Integer.toString(seqNr));
        properties.setProperty(BackupDescriptor.INCREMENTAL_PROP_NAME, incremental ? "yes" : "no");
        try {
            properties.setProperty(BackupDescriptor.DATE_PROP_NAME, new DateTimeValue(new Date()).getStringValue());
        } catch (final XPathException e) {
        }
        backupFile = directory.createBackup(incremental && (prevBackup != null), zip);
        final FunctionE<Path, BackupWriter, IOException> fWriter;
        if (zip) {
            fWriter = p -> new ZipWriter(p, XmldbURI.ROOT_COLLECTION);
        } else {
            fWriter = FileSystemWriter::new;
        }
        try (final BackupWriter output = fWriter.apply(backupFile)) {
            output.setProperties(properties);
            // File repoBackup = RepoBackup.backup(broker);
            // output.addToRoot(RepoBackup.REPO_ARCHIVE, repoBackup);
            // FileUtils.forceDelete(repoBackup);
            final Date date = (prevBackup == null) ? null : prevBackup.getDate();
            final CollectionCallback cb = new CollectionCallback(output, date, prevBackup, errorList, true);
            broker.getCollectionsFailsafe(transaction, cb);
            exportOrphans(output, cb.getDocs(), errorList);
        }
        return backupFile;
    } catch (final IOException e) {
        reportError("A write error occurred while exporting data: '" + e.getMessage() + "'. Aborting export.", e);
        return null;
    } catch (final TerminatedException e) {
        if (backupFile != null) {
            FileUtils.deleteQuietly(backupFile);
        }
        return null;
    }
}

Example 17 with DateTimeValue

use of org.exist.xquery.value.DateTimeValue in project exist by eXist-db.

the class GetRunningXQueries method getRunningXQuery.

private void getRunningXQuery(MemTreeBuilder builder, XQueryContext context, XQueryWatchDog watchdog) throws XPathException {
    builder.startElement(new QName("xquery", NAMESPACE_URI, PREFIX), null);
    builder.addAttribute(new QName("id", null, null), "" + context.hashCode());
    builder.addAttribute(new QName("sourceType", null, null), context.getSource().type());
    builder.addAttribute(new QName("started", null, null), new DateTimeValue(new Date(watchdog.getStartTime())).getStringValue());
    builder.addAttribute(new QName("terminating", null, null), (watchdog.isTerminating() ? "true" : "false"));
    builder.addAttribute(new QName("caller", null, null), context == getContext() ? "true" : "false");
    builder.startElement(new QName("sourceKey", NAMESPACE_URI, PREFIX), null);
    builder.characters(context.getSource().pathOrShortIdentifier());
    builder.endElement();
    builder.startElement(new QName("xqueryExpression", NAMESPACE_URI, PREFIX), null);
    builder.characters(context.getRootExpression().toString());
    builder.endElement();
    builder.endElement();
}

Example 18 with DateTimeValue

use of org.exist.xquery.value.DateTimeValue in project exist by eXist-db.

the class SystemTime method eval.

public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().start(this);
        context.getProfiler().message(this, Profiler.DEPENDENCIES, "DEPENDENCIES", Dependency.getDependenciesName(this.getDependencies()));
        if (contextSequence != null) {
            context.getProfiler().message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
        }
        if (contextItem != null) {
            context.getProfiler().message(this, Profiler.START_SEQUENCES, "CONTEXT ITEM", contextItem.toSequence());
        }
    }
    Sequence result = new DateTimeValue(new Date());
    if (isCalledAs("system-dateTime")) {
    // do nothing, result already in right form
    } else if (isCalledAs("system-date")) {
        result = result.convertTo(Type.DATE);
    } else if (isCalledAs("system-time")) {
        result = result.convertTo(Type.TIME);
    } else {
        throw (new Error("can't handle function " + getName().getLocalPart()));
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", result);
    }
    return (result);
}

Example 19 with DateTimeValue

use of org.exist.xquery.value.DateTimeValue in project exist by eXist-db.

the class FindLastModified method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    final NodeSet nodes = args[0].toNodeSet();
    if (nodes.isEmpty()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    final NodeSet result = new NewArrayNodeSet();
    final DateTimeValue dtv = (DateTimeValue) args[1].itemAt(0);
    final long lastModified = dtv.getDate().getTime();
    for (final NodeProxy proxy : nodes) {
        final DocumentImpl doc = proxy.getOwnerDocument();
        final long modified = doc.getLastModified();
        boolean matches;
        if (this.isCalledAs("find-last-modified-since")) {
            matches = modified > lastModified;
        } else {
            matches = modified <= lastModified;
        }
        if (matches) {
            result.add(proxy);
        }
    }
    return result;
}