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.server.account.PutStatus.java

public Response<String> apply(IdentifiedUser user, Input input)
        throws ResourceNotFoundException, OrmException, IOException {
    if (input == null) {
        input = new Input();
    }//from  w  ww .j  a va 2  s. co  m

    String newStatus = input.status;
    Account a = dbProvider.get().accounts().atomicUpdate(user.getAccountId(), new AtomicUpdate<Account>() {
        @Override
        public Account update(Account a) {
            a.setStatus(Strings.nullToEmpty(newStatus));
            return a;
        }
    });
    if (a == null) {
        throw new ResourceNotFoundException("account not found");
    }
    byIdCache.evict(a.getId());
    return Strings.isNullOrEmpty(a.getStatus()) ? Response.none() : Response.ok(a.getStatus());
}

From source file:com.commercehub.bamboo.plugins.gitlab.GitLabWebRepositoryViewer.java

@Override
public void setWebRepositoryUrl(String webRepositoryUrl) {
    this.webRepositoryUrl = Strings.nullToEmpty(webRepositoryUrl);
}

From source file:org.mitre.jwt.signer.AbstractJwtSigner.java

@Override
public boolean verify(String jwtString) throws NoSuchAlgorithmException {
    // split on the dots
    List<String> parts = Lists.newArrayList(Splitter.on(".").split(jwtString));

    if (parts.size() != 3) {
        throw new IllegalArgumentException("Invalid JWT format.");
    }/*from  w w w .  ja va 2s . c  o m*/

    String h64 = parts.get(0);
    String c64 = parts.get(1);
    String s64 = parts.get(2);

    String expectedSignature = generateSignature(h64 + "." + c64);

    return Strings.nullToEmpty(s64).equals(Strings.nullToEmpty(expectedSignature));

}

From source file:com.streamsets.datacollector.cluster.MesosStatusParser.java

public String parseStatus(Collection<String> lines) {
    for (final String line : lines) {
        for (final Pattern pattern : PATTERNS) {
            String noQuoteLine = line.replaceAll("\"", "");
            final Matcher matcher = pattern.matcher(noQuoteLine);
            if (matcher.matches()) {
                final String input = matcher.group(1);
                final String output = Strings.nullToEmpty(STATE_MAP.get(input));
                if (!output.isEmpty()) {
                    return output;
                }//from w  w w.j  av  a  2s.co m
            }
        }
    }
    final String msg = "Could not match any Mesos status";
    LOG.error(msg + ":" + Joiner.on("\n").join(lines));
    throw new IllegalStateException(msg + ". See logs.");
}

From source file:com.zimbra.cs.mailbox.Document.java

public String getDescription() {
    return Strings.nullToEmpty(description);
}

From source file:com.b2international.snowowl.datastore.cdo.CDOCommitInfoUtils.java

/**
 * Sugar for getting the UUID from the commit info.
 * <br>Same as {@code #getUuid(CDOCommitInfo#getComment())}.
 * @see #getUuid(String)/*from ww  w . ja  va  2 s.c  o m*/
 */
public static String getUuid(final CDOCommitInfo commitInfo) {
    Preconditions.checkNotNull(commitInfo, "Commit info argument cannot be null.");
    if (commitInfo instanceof ICDOCommitInfoWithUuid) {
        return ((ICDOCommitInfoWithUuid) commitInfo).getUuid();
    }
    return getUuid(Strings.nullToEmpty(commitInfo.getComment()));
}

From source file:io.janusproject.kernel.bic.LoggingSkill.java

@Override
public void error(Object message, Throwable exception) {
    if (this.logger.isLoggable(Level.SEVERE)) {
        String m = Strings.nullToEmpty(message == null ? null : message.toString());
        if (exception != null) {
            this.logger.log(Level.SEVERE, m, exception);
        } else {/*from  w w w .j ava2  s  .  c  o m*/
            this.logger.log(Level.SEVERE, m);
        }
    }
}

From source file:org.sosy_lab.cpachecker.util.predicates.mathsat5.Mathsat5InterpolatingProver.java

@Override
public BooleanFormula getInterpolant(List<Integer> formulasOfA) throws SolverException {
    Preconditions.checkState(curEnv != 0);

    int[] groupsOfA = new int[formulasOfA.size()];
    int i = 0;// w  w w . j a  v  a2s .co  m
    for (Integer f : formulasOfA) {
        groupsOfA[i++] = f;
    }

    long itp;
    try {
        itp = msat_get_interpolant(curEnv, groupsOfA);
    } catch (IllegalArgumentException e) {
        String msg = Strings.nullToEmpty(e.getMessage());
        if (msg.contains("impossible to build a suitable congruence graph")
                || msg.contains("splitting of AB-mixed terms not supported")) {
            // This is not a bug in CPAchecker, but a problem of MathSAT which happens during interpolation
            throw new SolverException(e.getMessage(), e);
        }
        throw e;
    }

    if (!useSharedEnv) {
        itp = msat_make_copy_from(mgr.getEnvironment(), itp, curEnv);
    }
    return mgr.encapsulateBooleanFormula(itp);
}

From source file:com.android.tools.idea.npw.template.GenerateIconsStep.java

@Override
protected void onEntering() {
    TemplateHandle templateHandle = getModel().getTemplateHandle();
    String iconNameExpression = templateHandle.getMetadata().getIconName();
    String iconName = null;//from ww  w  .  j a v  a2  s. c o m
    if (iconNameExpression != null && !iconNameExpression.isEmpty()) {
        StringEvaluator evaluator = new StringEvaluator();
        iconName = evaluator.evaluate(iconNameExpression, getModel().getTemplateValues());
    }

    myGenerateIconsPanel.setOutputName(Strings.nullToEmpty(iconName));
}

From source file:org.graylog.plugins.metrics.console.MetricsConsoleReporterConfiguration.java

public PrintStream getOutputStream() {
    final String streamName = Strings.nullToEmpty(outputStream).toLowerCase(Locale.ENGLISH);
    switch (streamName) {
    case "stderr":
    case "err":
        return System.err;
    case "stdout":
    case "out":
    default:/* w w w. j  a  v  a  2  s.co m*/
        return System.out;
    }
}