Example usage for com.google.common.base Optional isPresent

List of usage examples for com.google.common.base Optional isPresent

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Introduction

In this page you can find the example usage for com.google.common.base Optional isPresent.

Prototype

public abstract boolean isPresent();

Source Link

Document

Returns true if this holder contains a (non-null) instance.

Usage

From source file:google.registry.flows.host.HostFlowUtils.java

/** Checks that a host name is valid. */
static InternetDomainName validateHostName(String name) throws EppException {
    checkArgumentNotNull(name, "Must specify host name to validate");
    if (name.length() > 253) {
        throw new HostNameTooLongException();
    }/*  w w w  .j ava  2  s. co  m*/
    String hostNameLowerCase = Ascii.toLowerCase(name);
    if (!name.equals(hostNameLowerCase)) {
        throw new HostNameNotLowerCaseException(hostNameLowerCase);
    }
    try {
        String hostNamePunyCoded = Idn.toASCII(name);
        if (!name.equals(hostNamePunyCoded)) {
            throw new HostNameNotPunyCodedException(hostNamePunyCoded);
        }
        InternetDomainName hostName = InternetDomainName.from(name);
        if (!name.equals(hostName.toString())) {
            throw new HostNameNotNormalizedException(hostName.toString());
        }
        // Checks whether a hostname is deep enough. Technically a host can be just one under a
        // public suffix (e.g. example.com) but we require by policy that it has to be at least one
        // part beyond that (e.g. ns1.example.com). The public suffix list includes all current
        // ccTlds, so this check requires 4+ parts if it's a ccTld that doesn't delegate second
        // level domains, such as .co.uk. But the list does not include new tlds, so in that case
        // we just ensure 3+ parts. In the particular case where our own tld has a '.' in it, we know
        // that there need to be 4 parts as well.
        if (hostName.isUnderPublicSuffix()) {
            if (hostName.parent().isUnderPublicSuffix()) {
                return hostName;
            }
        } else {
            // We need to know how many parts the hostname has beyond the public suffix, but we don't
            // know what the public suffix is. If the host is in bailiwick and we are hosting a
            // multipart "tld" like .co.uk the publix suffix might be 2 parts. Otherwise it's an
            // unrecognized tld that's not on the public suffix list, so assume the tld alone is the
            // public suffix.
            Optional<InternetDomainName> tldParsed = findTldForName(hostName);
            int suffixSize = tldParsed.isPresent() ? tldParsed.get().parts().size() : 1;
            if (hostName.parts().size() >= suffixSize + 2) {
                return hostName;
            }
        }
        throw new HostNameTooShallowException();
    } catch (IllegalArgumentException e) {
        throw new InvalidHostNameException();
    }
}

From source file:org.apache.gobblin.cli.JobInfoPrintUtils.java

/**
 * Print properties of a specific job/* ww  w .  j  a  v a2  s. co  m*/
 * @param jobExecutionInfoOptional
 */
public static void printJobProperties(Optional<JobExecutionInfo> jobExecutionInfoOptional) {
    if (!jobExecutionInfoOptional.isPresent()) {
        System.err.println("Job not found.");
        return;
    }
    List<List<String>> data = new ArrayList<>();
    List<String> flags = Arrays.asList("", "-");
    List<String> labels = Arrays.asList("Property Key", "Property Value");

    for (Map.Entry<String, String> entry : jobExecutionInfoOptional.get().getJobProperties().entrySet()) {
        data.add(Arrays.asList(entry.getKey(), entry.getValue()));
    }

    new CliTablePrinter.Builder().labels(labels).data(data).flags(flags).delimiterWidth(2).build().printTable();
}

From source file:org.opendaylight.netvirt.bgpmanager.BgpUtil.java

static VpnInstanceOpDataEntry getVpnInstanceOpData(DataBroker broker, String rd)
        throws InterruptedException, ExecutionException, TimeoutException {
    InstanceIdentifier<VpnInstanceOpDataEntry> id = getVpnInstanceOpDataIdentifier(rd);
    Optional<VpnInstanceOpDataEntry> vpnInstanceOpData = MDSALUtil.read(broker,
            LogicalDatastoreType.OPERATIONAL, id);
    if (vpnInstanceOpData.isPresent()) {
        return vpnInstanceOpData.get();
    }//w  ww  .j  a v  a2  s .c o m
    return null;
}

From source file:org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier.java

/**
 * Returns filename for this YANG module as specified in RFC 6020.
 *
 * Returns filename in format <code>moduleName ['@' revision] '.yang'</code>
 *
 * Where Where revision-date is in format YYYY-mm-dd.
 *
 * <p>/*  w  w  w  .j ava 2s. c om*/
 * See http://tools.ietf.org/html/rfc6020#section-5.2
 *
 * @return Filename for this source identifier.
 */
public static String toYangFileName(final String moduleName, final Optional<String> revision) {
    StringBuilder filename = new StringBuilder(moduleName);
    if (revision.isPresent()) {
        filename.append('@');
        filename.append(revision.get());
    }
    filename.append(YangConstants.RFC6020_YANG_FILE_EXTENSION);
    return filename.toString();
}

From source file:org.splevo.project.utils.SPLevoProjectUtil.java

/**
 * Loads a SPLevo project from a file resource.
 * //from   w  w  w.j av a2s.c  o m
 * @param consolidationProject
 *            The project that represents the consolidation project.
 * @return The loaded SPLevo project.
 * @throws IOException
 *             Thrown if the file could not be loaded.
 */
public static SPLevoProject loadSPLevoProjectModel(IProject consolidationProject) throws IOException {
    Optional<IFile> projectFile = findSPLevoProjectFile(consolidationProject);
    if (projectFile.isPresent()) {
        return loadSPLevoProjectModel(projectFile.get());
    }
    return null;
}

From source file:gobblin.serde.HiveSerDeWrapper.java

/**
 * Get an instance of {@link HiveSerDeWrapper}.
 *
 * @param serDeType The SerDe type. If serDeType is one of the available {@link HiveSerDeWrapper.BuiltInHiveSerDe},
 * the other three parameters are not used. Otherwise, serDeType should be the class name of a {@link SerDe},
 * and the other three parameters must be present.
 *///from www .j a  v a  2 s.c  o m
public static HiveSerDeWrapper get(String serDeType, Optional<String> inputFormatClassName,
        Optional<String> outputFormatClassName) {
    Optional<BuiltInHiveSerDe> hiveSerDe = Enums.getIfPresent(BuiltInHiveSerDe.class, serDeType.toUpperCase());
    if (hiveSerDe.isPresent()) {
        return new HiveSerDeWrapper(hiveSerDe.get());
    } else {
        Preconditions.checkArgument(inputFormatClassName.isPresent(),
                "Missing input format class name for SerDe " + serDeType);
        Preconditions.checkArgument(outputFormatClassName.isPresent(),
                "Missing output format class name for SerDe " + serDeType);
        return new HiveSerDeWrapper(serDeType, inputFormatClassName.get(), outputFormatClassName.get());
    }
}

From source file:com.qcadoo.mes.orders.dates.OrderDates.java

public static ThreeLevelDate threeLevelDate(final Entity order, final String plannedDateFieldName,
        final String correctedDateFieldName, final String effectiveDateFieldName,
        final Optional<DateTime> defaultPlanned) {
    Optional<DateTime> plannedStart = tryExtractLocalDate(order, plannedDateFieldName);

    Preconditions.checkArgument(defaultPlanned.isPresent() || plannedStart.isPresent(),
            "You have to either pass an order with defined planned dates or provide the default values");

    Optional<DateTime> correctedStart = tryExtractLocalDate(order, correctedDateFieldName);
    Optional<DateTime> effectiveStart = tryExtractLocalDate(order, effectiveDateFieldName);

    return new ThreeLevelDate(plannedStart.or(defaultPlanned).get(), correctedStart, effectiveStart);
}

From source file:io.mesosphere.mesos.frameworks.cassandra.ZooKeeperSeedProvider.java

private static Optional<Integer> parseInt(Optional<String> stringOption, String key) {

    if (stringOption.isPresent()) {

        String string = stringOption.get();

        try {//from ww w .  j  a  v  a2s. c  o  m
            return Optional.of(Integer.parseInt(string));

        } catch (NumberFormatException nfe) {

            LOGGER.error(String.format("%s must be set to a valid integer %s provided", key, string), nfe);

            return Optional.absent();
        }
    } else {

        return Optional.absent();
    }
}

From source file:de.azapps.mirakel.model.list.SpecialListsWhereDeserializer.java

@NonNull
private static Optional<SpecialListsBaseProperty> parseSpecialListWhere(final @NonNull JsonElement obj,
        final int deep) throws IllegalArgumentException {
    if (obj.isJsonObject()) {
        return parseSpecialListsCondition(obj);
    } else if (obj.isJsonArray()) {
        final List<SpecialListsBaseProperty> childs = new ArrayList<>(obj.getAsJsonArray().size());
        for (final JsonElement el : obj.getAsJsonArray()) {
            final Optional<SpecialListsBaseProperty> child = parseSpecialListWhere(el, deep + 1);
            if (child.isPresent()) {
                childs.add(child.get());
            }/*from w  w w . ja va  2  s .co  m*/
        }
        return of((SpecialListsBaseProperty) new SpecialListsConjunctionList(
                ((deep % 2) == 0) ? SpecialListsConjunctionList.CONJUNCTION.AND
                        : SpecialListsConjunctionList.CONJUNCTION.OR,
                childs));
    } else if (obj.isJsonNull()) {
        return absent();
    } else {
        throw new IllegalArgumentException("Unknown json type");
    }
}

From source file:org.opendaylight.protocol.bgp.flowspec.ipv6.FlowspecIpv6NlriParserHelper.java

private static final List<NextHeaders> createNextHeaders(final UnkeyedListNode nextHeadersData) {
    final List<NextHeaders> nextHeaders = new ArrayList<>();

    for (final UnkeyedListEntryNode node : nextHeadersData.getValue()) {
        final NextHeadersBuilder nextHeadersBuilder = new NextHeadersBuilder();
        final Optional<DataContainerChild<? extends PathArgument, ?>> opValue = node
                .getChild(AbstractFlowspecNlriParser.OP_NID);
        if (opValue.isPresent()) {
            nextHeadersBuilder//from ww w.  jav  a  2s  .  c  o  m
                    .setOp(NumericOneByteOperandParser.INSTANCE.create((Set<String>) opValue.get().getValue()));
        }
        final Optional<DataContainerChild<? extends PathArgument, ?>> valueNode = node
                .getChild(AbstractFlowspecNlriParser.VALUE_NID);
        if (valueNode.isPresent()) {
            nextHeadersBuilder.setValue((Short) valueNode.get().getValue());
        }
        nextHeaders.add(nextHeadersBuilder.build());
    }

    return nextHeaders;
}