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:ch.citux.td.util.Log.java

public static void e(Class caller, String message) {
    String tag = caller.getSimpleName();
    if (!StringUtils.isBlank(message)) {
        android.util.Log.e(tag, message);
    }//from   w  ww. j av  a2 s  .c  om
}

From source file:com.axibase.tsd.query.AbstractQueryPart.java

public QueryPart<T> path(String path) {
    if (StringUtils.isBlank(path)) {
        throw new IllegalArgumentException("Path element is empty: " + path);
    }/*from   w  w  w .java  2  s .  c om*/
    return new Query<T>(path, this);
}

From source file:com.hybris.mobile.lib.commerce.helper.UrlHelper.java

/**
 * Return the webservice Http Address for token calls
 *
 * @param context Application-specific resources
 * @return Formatted String Url for WebService
 *///  ww w .j ava  2s  .c o m
public static String getWebserviceTokenUrl(Context context, Configuration configuration) {
    if (configuration == null || StringUtils.isBlank(configuration.getBackendUrl())) {
        throw new IllegalArgumentException();
    }

    return configuration.getBackendUrl() + context.getString(R.string.path_token);
}

From source file:com.nike.vault.client.StaticVaultUrlResolver.java

/**
 * Explicit constructor for holding a static Vault URL.
 *
 * @param vaultUrl Vault URL/*from   w  ww.j a v  a2 s.  c o m*/
 */
public StaticVaultUrlResolver(final String vaultUrl) {
    if (StringUtils.isBlank(vaultUrl)) {
        throw new IllegalArgumentException("Vault URL can not be blank.");
    }

    this.vaultUrl = vaultUrl;
}

From source file:ca.paullalonde.gocd.sns_plugin.utils.NonBlankField.java

@Override
public String doValidate(String input) {
    if (StringUtils.isBlank(input)) {
        return this.displayName + " must not be blank.";
    }//  w  w  w.  ja  va  2s .c om
    return null;
}

From source file:com.cognifide.qa.bb.config.ConfigStrategyProviderTest.java

@Test
public void getReturnsYamlConfigByDefault() {
    assumeTrue(StringUtils.isBlank(System.getProperty(ConfigKeys.CONFIG_STRATEGY)));
    ConfigStrategy configStrategy = ConfigStrategyProvider.get();
    assertThat(configStrategy).isInstanceOf(YamlConfig.class);
}

From source file:edu.uci.ics.crawler4j.url.URLCanonicalizer.java

public static String getCanonicalURL(String href, String context) {

    try {/* w  w  w .  ja v  a  2s.c  om*/
        URL canonicalURL = new URL(UrlResolver.resolveUrl(context == null ? "" : context, href));

        String host = canonicalURL.getHost().toLowerCase();
        if (StringUtils.isBlank(host)) {
            // This is an invalid Url.
            return null;
        }

        String path = canonicalURL.getPath();

        /*
         * Normalize: no empty segments (i.e., "//"), no segments equal to
         * ".", and no segments equal to ".." that are preceded by a segment
         * not equal to "..".
         */
        path = new URI(path).normalize().toString();

        /*
         * Convert '//' -> '/'
         */
        int idx = path.indexOf("//");
        while (idx >= 0) {
            path = path.replace("//", "/");
            idx = path.indexOf("//");
        }

        /*
         * Drop starting '/../'
         */
        while (path.startsWith("/../")) {
            path = path.substring(3);
        }

        /*
         * Trim
         */
        path = path.trim();

        final SortedMap<String, String> params = createParameterMap(canonicalURL.getQuery());
        final String queryString;

        if (params != null && params.size() > 0) {
            String canonicalParams = canonicalize(params);
            queryString = (canonicalParams.isEmpty() ? "" : "?" + canonicalParams);
        } else {
            queryString = "";
        }

        /*
         * Add starting slash if needed
         */
        if (path.length() == 0) {
            path = "/" + path;
        }

        /*
         * Drop default port: example.com:80 -> example.com
         */
        int port = canonicalURL.getPort();
        if (port == canonicalURL.getDefaultPort()) {
            port = -1;
        }

        String protocol = canonicalURL.getProtocol().toLowerCase();
        String pathAndQueryString = normalizePath(path) + queryString;

        URL result = new URL(protocol, host, port, pathAndQueryString);
        return result.toExternalForm();

    } catch (MalformedURLException ex) {
        return null;
    } catch (URISyntaxException ex) {
        return null;
    }
}

From source file:com.shz.foundation.service.dynamic.SearchFilter.java

/**
 * searchParamskey?OPERATOR_FIELDNAME//from  w ww  . j av a2s . c o m
 */
public static Map<String, SearchFilter> parse(Map<String, Object> searchParams) {
    Map<String, SearchFilter> filters = Maps.newHashMap();

    for (Entry<String, Object> entry : searchParams.entrySet()) {
        // 
        String key = entry.getKey();
        Object value = entry.getValue();
        if (StringUtils.isBlank((String) value)) {
            continue;
        }

        // operatorfiledAttribute
        String[] names = StringUtils.split(key, "_");
        if (names.length != 2) {
            throw new IllegalArgumentException(key + " is not a valid search filter name");
        }
        String filedName = names[1];
        Operator operator = Operator.fromString(names[0]);

        // searchFilter
        SearchFilter filter = new SearchFilter(filedName, operator, value);
        filters.put(key, filter);
    }

    return filters;
}

From source file:musiccrawler.model.UrlConnection.java

public Connection settings() {
    Connection connection = Jsoup.connect(url);
    connection.userAgent(StringUtils.isBlank(userAgent) ? Constant.USER_AGENT_BROWSER : userAgent);
    connection.timeout(timeOut == 0 ? Constant.CONNECT_TIME_OUT : timeOut);
    return connection;
}

From source file:com.stratio.cassandra.lucene.util.GeospatialUtilsJTS.java

/**
 * Returns the {@link JtsGeometry} represented by the specified WKT text.
 *
 * @param string the WKT text/*from w w  w.j  a v  a  2  s.c  o m*/
 * @return the parsed geometry
 */
public static JtsGeometry geometry(String string) {
    if (StringUtils.isBlank(string)) {
        throw new IndexException("Shape shouldn't be blank");
    }
    try {
        GeometryFactory geometryFactory = CONTEXT.getGeometryFactory();
        WKTReader reader = new WKTReader(geometryFactory);
        Geometry geometry = reader.read(string);
        if (!geometry.isValid()) {
            geometry = geometry.buffer(0);
        }
        return CONTEXT.makeShape(geometry);
    } catch (ParseException | IllegalArgumentException e) {
        throw new IndexException(e, "Shape '{}' is not parseable", string);
    }
}