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

Introduction

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

Prototype

public static boolean isNullOrEmpty(@Nullable String string)

Source Link

Document

Returns true if the given string is null or is the empty string.

Usage

From source file:br.com.objectos.way.ssh.ScpUploadChannel.java

static ScpUploadChannel success(Session session, File src, String name) {
    String dest = Strings.isNullOrEmpty(name) ? src.getName() : name;

    ScpUploadChannelBuilder builder = src.isDirectory() ? new ScpUploadChannelBuilderDir(session, src, dest)
            : new ScpUploadChannelBuilderFile(session, src, dest);

    return builder.build();
}

From source file:org.killbill.billing.plugin.avatax.client.ClientUtils.java

public static Integer getIntegerProperty(final Properties properties, final String key) {
    final String property = properties.getProperty(AvaTaxActivator.PROPERTY_PREFIX + key);
    return Strings.isNullOrEmpty(property) ? null : Integer.valueOf(property);
}

From source file:uk.co.bubblebearapps.motionaiclient.view.customsetters.VideoViewSetters.java

@BindingAdapter("videoUrl")
public static void setVideoUrl(VideoView videoView, String url) {

    Uri uri = Strings.isNullOrEmpty(url) ? Uri.EMPTY : Uri.parse(url);

    videoView.setVideoURI(uri);//from w w  w. j a  v  a  2  s  .  c o m

    MediaController mediaController = new MediaController(videoView.getContext());
    mediaController.setAnchorView(videoView);
    videoView.setMediaController(mediaController);

    videoView.start();
}

From source file:aritzh.waywia.util.RenderUtil.java

public static Image getImage(String filename) {
    Preconditions.checkArgument(!Strings.isNullOrEmpty(filename), "Image file name must not be null or empty!");
    if (!filename.endsWith(".png"))
        filename += ".png";
    filename = "img/" + filename;
    try {/*from  ww w. jav a2 s.  c  o  m*/
        return new Image(TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream(filename)));
    } catch (Exception e) {
        Game.logger.e("Could not load image " + filename, e);
    }
    return null;
}

From source file:com.zaradai.kunzite.trader.filters.FilterRequest.java

public static FilterRequest newInstance(String instrumentId, String portfolioId) {
    checkArgument(!Strings.isNullOrEmpty(instrumentId), "Invalid instrument specified");
    checkArgument(!Strings.isNullOrEmpty(portfolioId), "Invalid portfolio specified");

    return new FilterRequest(instrumentId, portfolioId);
}

From source file:org.incode.eurocommercial.contactapp.dom.util.StringUtil.java

public static String eitherOr(final String role, final String newRole, final String thing) {
    if ((Strings.isNullOrEmpty(role) && Strings.isNullOrEmpty(newRole))
            || (!Strings.isNullOrEmpty(role) && !Strings.isNullOrEmpty(newRole))) {
        return "Must specify either an (existing) " + thing + " or a new " + thing;
    }//  w  ww. j  a  va  2  s .  c  o m
    return null;
}

From source file:org.haiku.haikudepotserver.dataobjects.Permission.java

public static Optional<Permission> getByCode(ObjectContext context, final String code) {
    Preconditions.checkArgument(null != context, "the context must be provided");
    Preconditions.checkArgument(!Strings.isNullOrEmpty(code), "the permission code must be provided");
    return getAll(context).stream().filter(p -> p.getCode().equals(code)).collect(SingleCollector.optional());
}

From source file:org.haiku.haikudepotserver.dataobjects.UserRatingStability.java

public static Optional<UserRatingStability> getByCode(ObjectContext context, String code) {
    Preconditions.checkArgument(null != context, "the context must be supplied");
    Preconditions.checkArgument(!Strings.isNullOrEmpty(code), "the code must be supplied");
    return getAll(context).stream().filter((urs) -> urs.getCode().equals(code)).findFirst();
}

From source file:com.github.jcustenborder.kafka.connect.utils.VersionUtil.java

public static String version(Class<?> cls) {
    String result;/*from  w w w  .j  a v a  2 s  .  c  om*/

    try {
        result = cls.getPackage().getImplementationVersion();

        if (Strings.isNullOrEmpty(result)) {
            result = FALLBACK_VERSION;
        }
    } catch (Exception ex) {
        log.error("Exception thrown while getting error", ex);
        result = FALLBACK_VERSION;
    }
    return result;
}

From source file:uk.co.bubblebearapps.motionaiclient.view.customsetters.TextViewSetters.java

@BindingAdapter("htmlText")
public static void setImageUrl(final TextView textView, String htmlText) {

    if (Strings.isNullOrEmpty(htmlText)) {
        textView.setText(null);/*from  w  w  w  .ja  v a 2  s  .c om*/
        return;
    }

    Spanned html;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
        html = Html.fromHtml(htmlText, Html.FROM_HTML_SEPARATOR_LINE_BREAK_DIV);
    } else {
        //noinspection deprecation
        html = Html.fromHtml(htmlText);
    }

    textView.setText(html);
}