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.testing.security.firingrange.tests.reflected.Parameter.java

@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    String echoedParam = Strings.nullToEmpty(request.getParameter(ECHOED_PARAM));
    String template = Templates.getTemplate(request, getClass());
    Responses.sendXssed(response, Templates.replacePayload(template, echoedParam));
}

From source file:com.google.testing.security.firingrange.tests.remoteinclude.Parameter.java

@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
    String echoedParam = Strings.nullToEmpty(request.getParameter(ECHOED_PARAM));
    if (!echoedParam.startsWith("http")) {
        Responses.sendError(response, "Invalid URL", 400);
    } else {/*from  ww  w . j  a v a 2  s .  co  m*/
        echoedParam = echoedParam.replace("\"", "&quot");
        String template = Templates.getTemplate("parameter.tmpl", getClass());
        Responses.sendXssed(response, Templates.replacePayload(template, echoedParam));
    }
}

From source file:org.graylog.plugins.metrics.ganglia.converters.UDPAddressingModeConverter.java

@Override
public GMetric.UDPAddressingMode convertFrom(String value) {
    try {/*from  w  w  w .  j  a  v  a2s . c om*/
        return GMetric.UDPAddressingMode.valueOf(Strings.nullToEmpty(value).toUpperCase(Locale.ENGLISH));
    } catch (IllegalArgumentException e) {
        throw new ParameterException("Couldn't convert value \"" + value + "\" to UDP addressing mode.", e);
    }
}

From source file:com.google.testing.security.firingrange.tests.reflected.Url.java

@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    String echoedParam = Strings.nullToEmpty(request.getParameter(ECHOED_PARAM));
    try {/*ww w . ja  v  a  2s.  co m*/
        URI inputUri = URI.create(echoedParam);
        String template = Templates.getTemplate(request, getClass());
        Responses.sendXssed(response, Templates.replacePayload(template, inputUri.toString()));
    } catch (IllegalArgumentException e) {
        Responses.sendError(response, "Cannot parse request param", 400);
    }
}

From source file:com.googlesource.gerrit.plugins.its.base.workflow.AddStandardComment.java

private String getCommentChangeEvent(String action, String prefix, Map<String, String> map) {
    String ret = "";
    String changeNumber = Strings.nullToEmpty(map.get("changeNumber"));
    if (!changeNumber.isEmpty()) {
        changeNumber += " ";
    }/*w  ww.  java  2  s  .c o  m*/
    ret += "Change " + changeNumber + action;
    String submitter = getValueFromMap(map, prefix, "Name", "Username");
    if (!submitter.isEmpty()) {
        ret += " by " + submitter;
    }
    String subject = Strings.nullToEmpty(map.get("subject"));
    if (!subject.isEmpty()) {
        ret += ":\n" + subject;
    }
    String reason = Strings.nullToEmpty(map.get("reason"));
    if (!reason.isEmpty()) {
        ret += "\n\nReason:\n" + reason;
    }
    String url = Strings.nullToEmpty(map.get("formatChangeUrl"));
    if (!url.isEmpty()) {
        ret += "\n\n" + url;
    }
    return ret;
}

From source file:com.google.gerrit.acceptance.rest.project.ProjectAssert.java

public static void assertProjectInfo(Project project, ProjectInfo info) {
    if (info.name != null) {
        // 'name' is not set if returned in a map
        assertEquals(project.getName(), info.name);
    }//from  ww w  . j av a 2 s  . com
    assertEquals(project.getName(), Url.decode(info.id));
    Project.NameKey parentName = project.getParent(new Project.NameKey("All-Projects"));
    assertEquals(parentName != null ? parentName.get() : null, info.parent);
    assertEquals(project.getDescription(), Strings.nullToEmpty(info.description));
}

From source file:com.facebook.buck.android.BuckEventAndroidLogger.java

@Override
public void error(Throwable throwable, String errorFormat, Object... args) {
    eventBus.post(ThrowableLogEvent.create(throwable, Strings.nullToEmpty(errorFormat), args));
}

From source file:com.opengamma.strata.examples.regression.TradeReportRegressionTestUtils.java

private static List<String> toLines(String asciiTable) {
    return Arrays.asList(asciiTable.split("\\r?\\n")).stream()
            .filter(line -> !Strings.nullToEmpty(line).trim().isEmpty()).collect(Collectors.toList());
}

From source file:eu.numberfour.n4js.product.N4ProductActivator.java

/**
 * Logs the given message and throwable to the platform log.
 *
 * @param message//  w w w.  java 2s .c  o  m
 *            A high level UI message describing when the problem happened.
 * @param t
 *            The throwable from where the problem actually occurred.
 */
public static void log(final String message, final Throwable t) {
    getDefault().getLog().log(new Status(ERROR, PLUGIN_ID, Strings.nullToEmpty(message), t));
}

From source file:io.druid.query.lookup.LookupConfig.java

/**
 * @param snapshotWorkingDir working directory to store lookups snapshot file, passing null or empty string will disable the snapshot utility
 *///from   w w  w  . j  ava2s. c om
@JsonCreator
public LookupConfig(@JsonProperty("snapshotWorkingDir") String snapshotWorkingDir) {
    this.snapshotWorkingDir = Strings.nullToEmpty(snapshotWorkingDir);
}