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

Introduction

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

Prototype

@Nullable
public static String emptyToNull(@Nullable String string)

Source Link

Document

Returns the given string if it is nonempty; null otherwise.

Usage

From source file:com.google.gerrit.server.project.CommentLinkInfoImpl.java

public CommentLinkInfoImpl(String name, String match, String link, String html, Boolean enabled) {
    checkArgument(name != null, "invalid commentlink.name");
    checkArgument(!Strings.isNullOrEmpty(match), "invalid commentlink.%s.match", name);
    link = Strings.emptyToNull(link);
    html = Strings.emptyToNull(html);//from  w w w  .java 2s .c o m
    checkArgument((link != null && html == null) || (link == null && html != null),
            "commentlink.%s must have either link or html", name);
    this.name = name;
    this.match = match;
    this.link = link;
    this.html = html;
    this.enabled = enabled;
}

From source file:org.n52.shetland.ogc.sos.ObjectWithXmlString.java

public void setXml(String xml) {
    this.xml = Optional.of(Strings.emptyToNull(xml));
}

From source file:net.minecrell.serverlistplus.core.status.hosts.VirtualHostAddress.java

public VirtualHostAddress(String host, Integer port) {
    this.host = Strings.emptyToNull(host);
    this.port = port;
    this.address = host != null && port != null ? new InetSocketAddress(host, port) : null;
}

From source file:com.github.ykrasik.jerminal.internal.util.StringUtils.java

/**
 * Transforms an all-whitespace string to an absent value.
 *
 * @param str String to check./*from  www  .j  av a2 s .c  o  m*/
 * @return A present value if the string had any non-whitespace character, or an absent value otherwise.
 */
public static Optional<String> getOptionalString(String str) {
    return Optional.fromNullable(Strings.emptyToNull(str.trim()));
}

From source file:com.google.gerrit.server.account.DefaultRealm.java

@Override
public boolean allowsEdit(final AccountFieldName field) {
    if (authConfig.getAuthType() == AuthType.HTTP) {
        switch (field) {
        case USER_NAME:
            return false;
        case FULL_NAME:
            return Strings.emptyToNull(authConfig.getHttpDisplaynameHeader()) == null;
        case REGISTER_NEW_EMAIL:
            return authConfig.isAllowRegisterNewEmail()
                    && Strings.emptyToNull(authConfig.getHttpEmailHeader()) == null;
        default:/*w  ww .  j ava 2  s  .  c  om*/
            return true;
        }
    }
    switch (field) {
    case REGISTER_NEW_EMAIL:
        return authConfig.isAllowRegisterNewEmail();
    case FULL_NAME:
    case USER_NAME:
    default:
        return true;
    }
}

From source file:com.google.gerrit.server.account.GetSshKeys.java

public static SshKeyInfo newSshKeyInfo(AccountSshKey sshKey) {
    SshKeyInfo info = new SshKeyInfo();
    info.seq = sshKey.getKey().get();//  w w w.  j  a va  2s.com
    info.sshPublicKey = sshKey.getSshPublicKey();
    info.encodedKey = sshKey.getEncodedKey();
    info.algorithm = sshKey.getAlgorithm();
    info.comment = Strings.emptyToNull(sshKey.getComment());
    info.valid = sshKey.isValid();
    return info;
}

From source file:tech.beshu.ror.acl.blocks.rules.impl.RorKbnAuthSyncRule.java

private static Optional<String> extractToken(String authHeader) {
    if (authHeader.startsWith("Bearer ")) {
        String token = authHeader.substring(7).trim();
        return Optional.ofNullable(Strings.emptyToNull(token));
    }/*from   w w  w  . j a v  a2s  . c  o  m*/

    return Optional.ofNullable(Strings.emptyToNull(authHeader));
}

From source file:org.kew.rmf.reconciliation.queryextractor.CitationToPropertiesConverter.java

@Override
public Property[] extractProperties(String queryString) {
    /*/*ww  w .j  a  va2 s.c  o  m*/
     * Expected format:
     * Publication abbreviation [Authors], (YEAR).
     */
    queryString.replace("  ", " ");
    String publication = null, authors = null, date = null;

    if (queryString != null) {
        java.util.regex.Matcher m = pattern.matcher(queryString);
        if (m.find()) {
            publication = m.group(1).trim();
            authors = Strings.emptyToNull(m.group(3));
            date = Strings.emptyToNull(m.group(5));
        }
    }

    return makeProperties(publication, authors, date);
}

From source file:com.google.gitiles.doc.MarkdownConfig.java

MarkdownConfig(Config cfg) {
    render = cfg.getBoolean("markdown", "render", true);
    inputLimit = cfg.getInt("markdown", "inputLimit", 5 << 20);
    imageLimit = cfg.getInt("markdown", "imageLimit", IMAGE_LIMIT);
    analyticsId = Strings.emptyToNull(cfg.getString("google", null, "analyticsId"));

    String[] f = cfg.getStringList("markdown", null, "allowiframe");
    allowAnyIFrame = f.length == 1 && StringUtils.toBooleanOrNull(f[0]) == Boolean.TRUE;
    if (allowAnyIFrame) {
        allowIFrame = ImmutableList.of();
    } else {//from   w  ww  .  j  av a  2 s  .  c o m
        allowIFrame = ImmutableList.copyOf(f);
    }
}

From source file:org.jboss.gwt.elemento.processor.context.DataElementInfo.java

public DataElementInfo(final String type, final String name, final String selector, final Kind kind,
        boolean returnedByMethod) {
    this.type = type;
    this.name = name;
    this.selector = Strings.emptyToNull(selector) == null ? name : selector;
    this.kind = kind;
    this.returnedByMethod = returnedByMethod;
}