Example usage for org.apache.commons.lang3 StringUtils isBlank

Introduction

In this page you can find the example usage for org.apache.commons.lang3 StringUtils isBlank.

Prototype

public static boolean isBlank(final CharSequence cs)

Source Link

Document

Checks if a CharSequence is whitespace, empty ("") or null.

 StringUtils.isBlank(null)      = true StringUtils.isBlank("")        = true StringUtils.isBlank(" ")       = true StringUtils.isBlank("bob")     = false StringUtils.isBlank("  bob  ") = false

Usage

From source file:controllers.require.RequireApp.java

/**
 * // ww  w  . j ava  2  s.c om
 */
@Transactional(readOnly = true)
public static Result index() {
    DynamicForm requestData = Form.form().bindFromRequest();
    ListOrderedMap cts = SkillTag.getCacheCategory();
    Integer page = StringUtils.isBlank(requestData.get("page")) ? 1 : new Integer(requestData.get("page"));
    Integer pageSize = StringUtils.isBlank(requestData.get("pageSize")) ? 10
            : new Integer(requestData.get("pageSize"));
    Long categoryId = StringUtils.isBlank(requestData.get("categoryId")) ? (Long) cts.asList().get(0)
            : new Long(requestData.get("categoryId"));
    String type = requestData.get("type") == null ? "html" : requestData.get("type");
    Page<RequireListVO> returnPage = Require.queryRequireByPage(page, pageSize, categoryId);
    if (!type.equals("json")) {
        return ok(views.html.require.index.render(returnPage, cts, categoryId));
    }
    return ok(play.libs.Json.toJson(returnPage));
}

From source file:net.packet.MetricInterval.java

public static MetricInterval fromValue(String value) {
    if (StringUtils.isBlank(value)) {
        throw new IllegalArgumentException("Value cannot be null or empty!");
    }/*from w w w .  j  a  v  a  2  s  . c  o  m*/

    for (MetricInterval mi : MetricInterval.values()) {
        if (value.equalsIgnoreCase(mi.value)) {
            return mi;
        }
    }

    throw new IllegalArgumentException("Cannot create enum from " + value + " value!");
}

From source file:com.trenako.validation.MoneyValidator.java

private static boolean validCurrency(Money m) {
    if (StringUtils.isBlank(m.getCurrency()))
        return false;

    try {//from w w w .j av  a  2  s .c o m
        Currency.getInstance(m.getCurrency());
        return true;
    } catch (IllegalArgumentException ex) {
        // currencyCode is not a supported ISO 4217 code
    }

    return false;
}

From source file:com.esri.geoevent.test.performance.jaxb.TestType.java

public static TestType fromValue(String valueStr) {
    if (StringUtils.isBlank(valueStr))
        return UNKNOWN;
    if (RAMP.toString().equalsIgnoreCase(valueStr) || RAMP.name().equalsIgnoreCase(valueStr))
        return RAMP;
    else if (STRESS.toString().equalsIgnoreCase(valueStr) || STRESS.name().equalsIgnoreCase(valueStr))
        return STRESS;
    else if (TIME.toString().equalsIgnoreCase(valueStr) || TIME.name().equalsIgnoreCase(valueStr))
        return TIME;
    else/*from  w  w w.  j  a v  a2  s  . c o m*/
        return UNKNOWN;
}

From source file:com.thoughtworks.go.util.FilenameUtil.java

public static boolean isNormalizedPathOutsideWorkingDir(String path) {
    final String normalize = FilenameUtils.normalize(path);
    final String prefix = FilenameUtils.getPrefix(normalize);
    return (normalize != null && StringUtils.isBlank(prefix));
}

From source file:com.nesscomputing.syslog4j.impl.message.modifier.AbstractSyslogMessageModifier.java

public static String[] parseInlineModifier(String message, String prefix, String suffix) {
    String[] messageAndModifier = null;

    if (StringUtils.isBlank(message)) {
        return null;
    }/*from   w w w.ja  v a  2 s  .c om*/

    if (StringUtils.isBlank(prefix)) {
        prefix = " ";
    }

    if (StringUtils.isBlank(suffix)) {
        int pi = message.lastIndexOf(prefix);

        if (pi > -1) {
            messageAndModifier = new String[] { message.substring(0, pi),
                    message.substring(pi + prefix.length()) };
        }

    } else {
        int si = message.lastIndexOf(suffix);

        if (si > -1) {
            int pi = message.lastIndexOf(prefix, si);

            if (pi > -1) {
                messageAndModifier = new String[] { message.substring(0, pi),
                        message.substring(pi + prefix.length(), si) };
            }
        }
    }

    return messageAndModifier;
}

From source file:jease.site.Discussions.java

/**
 * Adds a comment with given values to given Discussion. Visible flag
 * indicates if added comment should be visible or not.
 * /*from ww  w .ja v a  2s  .  c  om*/
 * Returns null on success, otherwise an error message.
 */
public static String addComment(Discussion discussion, String author, String subject, String comment,
        boolean visible) {
    if (StringUtils.isBlank(subject) || StringUtils.isBlank(author) || StringUtils.isBlank(comment)) {
        return I18N.get("All_fields_are_required");
    }
    if (subject.length() > MAX_SUBJECT_LENGTH || author.length() > MAX_AUTHOR_LENGTH
            || comment.length() > MAX_COMMENT_LENGTH) {
        return I18N.get("Input_is_too_long");
    }

    // Escape all user input
    subject = StringEscapeUtils.escapeHtml4(subject);
    author = StringEscapeUtils.escapeHtml4(author);
    comment = StringEscapeUtils.escapeHtml4(comment);

    // Save comment to database.
    discussion.addComment(subject, author, comment, visible);
    Nodes.save(discussion);

    // Send email for review to editor in charge.
    String recipient = discussion.getEditor().getEmail();
    if (StringUtils.isNotBlank(recipient)) {
        Mails.dispatch(recipient, recipient, String.format("%s (%s)", subject, author), comment);
    }

    return null;
}

From source file:com.manisha.allmybooksarepacked.utility.JSONUtils.java

@SuppressWarnings("unchecked")
public static <T> List<T> JSONToObjectList(String json, Class<T> elementClass) throws IOException {
    if (StringUtils.isBlank(json))
        return (List<T>) Collections.EMPTY_LIST;
    return mapper.readValue(json, mapper.getTypeFactory().constructCollectionType(List.class, elementClass));
}

From source file:com.vmware.photon.controller.api.frontend.lib.UsageTagHelper.java

public static List<UsageTag> deserialize(String concatenatedUsageTags) {
    if (StringUtils.isBlank(concatenatedUsageTags)) {
        throw new IllegalArgumentException("Blank string cannot be deserialized to list of UsageTags");
    }/*from w w w .j ava2 s . c  om*/

    try {
        List<UsageTag> usageTags = objectMapper.readValue(concatenatedUsageTags,
                new TypeReference<List<UsageTag>>() {
                });
        Collections.sort(usageTags);
        return usageTags;
    } catch (IOException e) {
        logger.error(String.format("Error deserializing UsageTag %s", concatenatedUsageTags), e);
        throw new IllegalArgumentException(
                String.format("Error deserializing UsageTag %s", concatenatedUsageTags), e);
    }
}

From source file:ch.aonyx.broker.ib.api.contract.SecurityType.java

public static final SecurityType fromAbbreviation(final String abbreviation) {
    if (StringUtils.isBlank(abbreviation)) {
        return EMPTY;
    }/*from  w  w  w. ja  va  2 s.  c o  m*/
    final String abbreviationUpperCase = abbreviation.toUpperCase();
    if (MAP.containsKey(abbreviationUpperCase)) {
        return MAP.get(abbreviationUpperCase);
    }
    return UNKNOWN;
}