Example usage for com.google.common.base Strings nullToEmpty

Introduction

In this page you can find the example usage for com.google.common.base Strings nullToEmpty.

Prototype

public static String nullToEmpty(@Nullable String string)

Source Link

Document

Returns the given string if it is non-null; the empty string otherwise.

Usage

From source file:com.google.gerrit.metrics.proc.ProcMetricModule.java

private void buildLabel(MetricMaker metrics) {
    metrics.newConstantMetric("build/label", Strings.nullToEmpty(Version.getVersion()),
            new Description("Version of Gerrit server software"));
}

From source file:io.macgyver.plugin.cloud.aws.scanner.SecurityGroupScanner.java

@Override
public void scan(Region region) {

    AmazonEC2Client client = getAWSServiceClient().createEC2Client(region.getName());

    DescribeSecurityGroupsResult result = client.describeSecurityGroups();

    long now = System.currentTimeMillis();
    GraphNodeGarbageCollector gc = newGarbageCollector().region(region).label("AwsSecurityGroup");
    result.getSecurityGroups().forEach(sg -> {

        ObjectNode g = convertAwsObject(sg, region);

        // non-VPC security groups don't have a VPC
        String vpcId = Strings.nullToEmpty(sg.getVpcId());
        String cypher = "merge (sg:AwsSecurityGroup {aws_account: {a}, aws_region: {r}, aws_vpcId: {vpcId}, aws_groupId: {groupId}}) set sg+={props}, sg.updateTs={now} return sg";

        JsonNode xx = getNeoRxClient().execCypher(cypher, "vpcId", vpcId, "groupId", sg.getGroupId(), "props",
                g, "now", now, "a", getAccountId(), "r", region.getName()).toBlocking().first();

        gc.updateEarliestTimestamp(xx);/*from   ww  w .j a va 2 s. c om*/
        if (!vpcId.isEmpty()) {
            cypher = "match (v:AwsVpc {aws_vpcId: {vpcId}}), (sg:AwsSecurityGroup {aws_groupId:{groupId}, aws_vpcId: {vpcId}}) merge (sg)-[:RESIDES_IN]->(v)";
            getNeoRxClient().execCypher(cypher, "vpcId", vpcId, "groupId", sg.getGroupId());
        }
    });

    gc.invoke();

}

From source file:org.jclouds.virtualbox.util.MachineNameOrIdAndNicSlot.java

public static MachineNameOrIdAndNicSlot fromString(String machineNameOrIdAndNicSlotString) {
    Iterable<String> splittedString = Splitter.on(SEPARATOR).split(machineNameOrIdAndNicSlotString);
    checkState(Iterables.size(splittedString) == 2);
    String machineNameOrId = Strings.nullToEmpty(Iterables.get(splittedString, 0));
    String nicSlotString = Strings.nullToEmpty(Iterables.get(splittedString, 1));
    checkArgument(!nicSlotString.startsWith("+"), "Unparseable slot number: %s", nicSlotString);
    try {/*from w  w  w. ja  v  a2  s  .co  m*/
        long slot = Long.parseLong(nicSlotString);
        checkArgument(isValidSlot(slot), "Slot number out of range: %s", nicSlotString);
        return new MachineNameOrIdAndNicSlot(machineNameOrId, slot);
    } catch (NumberFormatException e) {
        throw new IllegalArgumentException("Unparseable slot number: " + nicSlotString);
    }
}

From source file:com.googlesource.gerrit.plugins.websession.flatfile.Module.java

@Provides
@Singleton/* w ww .  j a v  a 2  s  .c om*/
@CleanupInterval
Long getCleanupInterval(PluginConfigFactory cfg, @PluginName String pluginName) {
    String fromConfig = Strings.nullToEmpty(cfg.getFromGerritConfig(pluginName).getString("cleanupInterval"));
    return HOURS.toMillis(ConfigUtil.getTimeUnit(fromConfig, DEFAULT_CLEANUP_INTERVAL, HOURS));
}

From source file:com.axmor.eclipse.typescript.editor.rename.RenameInputPage.java

@Override
public void createControl(Composite parent) {
    Composite composite = createRootComposite(parent);
    setControl(composite);//www . j  a  va 2 s  .  com
    new Label(composite, SWT.NONE).setText("New name:");
    newName = new Text(composite, SWT.BORDER);
    newName.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    newName.setText(Strings.nullToEmpty(info.getOldName()));
    newName.selectAll();
    newName.addKeyListener(new KeyAdapter() {
        @Override
        public void keyReleased(final KeyEvent e) {
            info.setNewName(newName.getText());
            validate();
        }
    });

    validate();
}

From source file:io.druid.query.extraction.LookupExtractionFn.java

@JsonCreator
public LookupExtractionFn(@JsonProperty("lookup") final LookupExtractor lookup,
        @JsonProperty("retainMissingValue") final boolean retainMissingValue,
        @Nullable @JsonProperty("replaceMissingValueWith") final String replaceMissingValueWith,
        @JsonProperty("injective") final boolean injective) {
    super(new Function<String, String>() {
        @Nullable//w  w  w  .ja  v  a  2 s. co m
        @Override
        public String apply(String input) {
            return lookup.apply(Strings.nullToEmpty(input));
        }
    }, retainMissingValue, replaceMissingValueWith, injective);
    this.lookup = lookup;
}

From source file:net.dries007.holoInventory.util.InventoryData.java

public InventoryData(IInventory te, int id) {
    this.id = id;
    this.te = te;
    this.name = Strings.nullToEmpty(te.getName());
    this.type = te.getClass().getCanonicalName();
    if (type == null)
        type = te.getClass().getName();/*w  w  w.j a v a 2 s .  com*/
}

From source file:org.jag.plmxml.service.PlmxmlMapperBean.java

@Override
public Category map(final CategoryPlmxml source, final String definitionLocation) {
    final Category category = new Category(source.getName());
    category.setDescription(Strings.nullToEmpty(source.getDescription()));
    for (final PreferencePlmxml preference : source.getPreferences()) {
        category.add(map(preference, definitionLocation));
    }/*  w w  w .  ja va2 s. c  om*/

    return category;
}

From source file:org.lendingclub.mercator.aws.SecurityGroupScanner.java

@Override
protected void doScan() {

    DescribeSecurityGroupsResult result = getClient().describeSecurityGroups();

    long now = System.currentTimeMillis();
    GraphNodeGarbageCollector gc = newGarbageCollector().bindScannerContext();
    result.getSecurityGroups().forEach(sg -> {

        try {//w ww.  j  a va  2  s . c om

            ObjectNode g = convertAwsObject(sg, getRegion());

            // non-VPC security groups don't have a VPC
            String vpcId = Strings.nullToEmpty(sg.getVpcId());
            String cypher = "merge (sg:AwsSecurityGroup {aws_arn:{arn}}) set sg+={props}, sg.updateTs={now} return sg";

            JsonNode xx = getNeoRxClient()
                    .execCypher(cypher, "arn", g.path(AWS_ARN_ATTRIBUTE).asText(), "props", g, "now", now)
                    .blockingFirst();
            getShadowAttributeRemover().removeTagAttributes("AwsSecurityGroup", g, xx);
            gc.updateEarliestTimestamp(xx);
            if (!vpcId.isEmpty()) {
                cypher = "match (v:AwsVpc {aws_vpcId: {vpcId}}), (sg:AwsSecurityGroup {aws_arn:{sg_arn}}) merge (sg)-[:RESIDES_IN]->(v)";
                getNeoRxClient().execCypher(cypher, "vpcId", vpcId, "sg_arn", g.path("aws_arn").asText());
            }
            incrementEntityCount();
        } catch (RuntimeException e) {
            maybeThrow(e, "problem scanning security groups");
        }
    });

}

From source file:com.skcraft.launcher.model.modpack.Manifest.java

@JsonIgnore
public URL getObjectsUrl() {
    if (Strings.nullToEmpty(getObjectsLocation()) == null) {
        return baseUrl;
    }/*from w  ww.  j  av a  2 s . c om*/

    try {
        return LauncherUtils.concat(baseUrl, Strings.nullToEmpty(getObjectsLocation()) + "/");
    } catch (MalformedURLException e) {
        throw new RuntimeException(e);
    }
}