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

Introduction

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

Prototype

public static boolean isEmpty(final CharSequence cs)

Source Link

Document

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

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

NOTE: This method changed in Lang version 2.0.

Usage

From source file:cn.vlabs.clb.server.ui.frameservice.URLBuilder.java

public static String getTrivialURL(String storageKey) {
    if (StringUtils.isEmpty(storageKey))
        return null;
    return NGX_DOMAIN + "/" + TRIVIAL_CTX + "/" + storageKey;
}

From source file:com.intbit.util.ServletUtil.java

public static boolean mapContainsKey(Map<String, Object> requestBodyMap, String key) {
    if (!requestBodyMap.containsKey(key) || requestBodyMap.get(key) == null
            || StringUtils.isEmpty(requestBodyMap.get(key).toString())) {
        return false;
    }//from w w w  . ja  va2 s .c  om
    return true;
}

From source file:com.tethrnet.manage.db.AuthDB.java

/**
 * auth user and return auth token if valid auth
 *
 * @param auth username and password object
 * @return auth token if success//from  w  w w  .j a  v a2 s .  c  om
 */
public static String login(Auth auth) {
    String authToken = null;
    //admin just for locally
    if (!auth.getUsername().equals("admin")) {
        //check ldap first
        authToken = ExternalAuthUtil.login(auth);
    }

    if (StringUtils.isEmpty(authToken)) {

        Connection con = null;

        try {
            con = DBUtils.getConn();

            //get salt for user
            String salt = getSaltByUsername(con, auth.getUsername());
            //login
            PreparedStatement stmt = con
                    .prepareStatement("select * from users where enabled=true and username=? and password=?");
            stmt.setString(1, auth.getUsername());
            stmt.setString(2, EncryptionUtil.hash(auth.getPassword() + salt));
            ResultSet rs = stmt.executeQuery();

            if (rs.next()) {

                auth.setId(rs.getLong("id"));
                authToken = UUID.randomUUID().toString();
                auth.setAuthToken(authToken);
                auth.setAuthType(Auth.AUTH_BASIC);
                updateLogin(con, auth);

            }
            DBUtils.closeRs(rs);
            DBUtils.closeStmt(stmt);

        } catch (Exception e) {
            log.error(e.toString(), e);
        }

        DBUtils.closeConn(con);
    }

    return authToken;

}

From source file:de.micromata.genome.gwiki.controls.GWikiPageNotFound.java

public Object onInit() {
    if (StringUtils.isEmpty(getPageId()) == true) {
        setPageId((String) wikiContext.getRequestAttribute("NotFoundPageId"));
    }/* ww  w.  j a  v a  2  s .  c  o  m*/
    if (StringUtils.isNotEmpty(getPageId()) == true) {
        if (wikiContext.getWikiWeb().getAuthorization().isAllowTo(wikiContext,
                GWikiAuthorizationRights.GWIKI_CREATEPAGES.name()) == true) {
            allowCreatePage = true;
        }
    }

    return null;
}

From source file:com.haulmont.cuba.web.gui.components.converters.SimpleStringToIntegerConverter.java

@Override
public Integer convertToModel(String value, Class<? extends Integer> targetType, Locale locale)
        throws ConversionException {
    if (StringUtils.isEmpty(value)) {
        return null;
    }//  ww  w  . j a va 2 s .  c o m
    try {
        return Integer.parseInt(value);
    } catch (NumberFormatException e) {
        throw new ConversionException(e);
    }
}

From source file:com.addthis.hydra.job.spawn.jersey.DefaultAuthenticator.java

@Override
public Optional<User> authenticate(BasicCredentials credentials) throws AuthenticationException {
    if (!StringUtils.isEmpty(credentials.getUsername())) {
        return Optional.of(new User(credentials.getUsername(), credentials.getUsername(), true)); //default admin
    }/*from  www .j av  a 2 s  .c  om*/
    return Optional.absent();
}

From source file:com.salesforce.ide.apex.internal.core.tooling.systemcompletions.model.Constructor.java

@Override
public String getReplacementString() {
    if (StringUtils.isEmpty(name))
        return null;

    StringBuilder sb = new StringBuilder();
    sb.append(name);//  w ww  .  j  ava  2 s.  c o m
    sb.append("()");
    return sb.toString();
}

From source file:com.cisco.oss.foundation.logging.appender.EmptyMessageFilter.java

@Override
public int decide(LoggingEvent event) {
    if (event.getMessage() instanceof String) {
        if (StringUtils.isEmpty((String) event.getMessage())) {
            return Filter.DENY;
        }/*from w  w w.  j  a v a2  s .c o m*/
    }
    return Filter.NEUTRAL;
}

From source file:com.baasbox.service.user.FriendShipService.java

private static String getWhereFromCriteria(QueryParams criteria) {
    String where = WHERE_FRIENDS;
    if (!StringUtils.isEmpty(criteria.getWhere()))
        where += " and (" + criteria.getWhere() + ")";
    return where;
}

From source file:io.fabric8.che.starter.template.CheServerTemplateTest.java

@Test
public void processTemplate() throws MalformedURLException, IOException {
    String json = template.get();
    assertTrue(!StringUtils.isEmpty(json));
    ObjectMapper mapper = new ObjectMapper();
    JsonNode node = mapper.readTree(json);
    assertTrue(node.getNodeType() == JsonNodeType.OBJECT);
}