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

List of usage examples for org.apache.commons.lang StringUtils isBlank

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  6. isBlank

Introduction

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

Prototype

public static boolean isBlank(String str)

Source Link

Document

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

Usage

From source file:com.digitalpebble.stormcrawler.util.RefreshTag.java

public static String extractRefreshURL(DocumentFragment doc) {
    String value;//  ww w .  j a va 2s.  co m
    try {
        value = (String) expression.evaluate(doc, XPathConstants.STRING);
    } catch (XPathExpressionException e) {
        return null;
    }
    if (StringUtils.isBlank(value))
        return null;
    // 0;URL=http://www.apollocolors.com/site
    if (matcher.reset(value).matches()) {
        return matcher.group(1);
    }
    return null;
}

From source file:cms.service.account.HTMLGenerator.java

public final String generate(final String url) {
    // isBlank??0(whitespace) ? 
    if (StringUtils.isBlank(url))
        return null;

    //URL//from  ww w. ja va2 s  .c o  m
    Pattern pattern = Pattern.compile("(http://|https://){1}[\\w\\.\\-/:]+");
    Matcher matcher = pattern.matcher(url);
    if (!matcher.find())
        return null;

    //
    StringBuffer sb = new StringBuffer();

    try {
        //?XHMTL
        URL _url = new URL(url);
        URLConnection urlconnection = _url.openConnection();

        //System.out.println(urlconnection.getContentType());

        //?XHMTL
        BufferedReader in = new BufferedReader(new InputStreamReader(urlconnection.getInputStream(), "UTF-8"));

        String inputLine;//XHML,SB
        while ((inputLine = in.readLine()) != null) {
            sb.append(inputLine + "\n");
            //System.out.println(inputLine);
        }

    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return sb.toString();
}

From source file:de.hybris.platform.acceleratorservices.dataimport.batch.converter.PriceTranslator.java

@Override
public Object importValue(final String valueExpr, final Item toItem) throws JaloInvalidParameterException {
    clearStatus();/*from   w w w.  ja  v a 2 s.  c  o  m*/
    Double result = null;
    if (!StringUtils.isBlank(valueExpr)) {
        try {
            result = Double.valueOf(valueExpr);
        } catch (final NumberFormatException exc) {
            setError();
        }
        if (result != null && result.doubleValue() < 0.0) {
            setError();
        }
    }
    return result;
}

From source file:gov.nih.nci.protexpress.util.ManageProtAppInputOutputHelper.java

/**
 * Determines if an input name is empty.
 *
 * @param lst the list of inputs/outputs.
 * @return isValid value to determine if all inputs have names.
 *///from  w w w .j  av  a2s .c o m
public static boolean isNameEmpty(List<InputOutputObject> lst) {
    boolean isValid = true;
    for (InputOutputObject obj : lst) {
        if (isValid & StringUtils.isBlank(obj.getName())) {
            isValid = false;
        }
    }
    return isValid;
}

From source file:com.switchfly.inputvalidation.canonicalizer.StringCanonicalizer.java

@Override
public String execute(String content) {
    if (StringUtils.isBlank(content)) {
        return content;
    }//  w  w  w .  ja  v  a 2s  .  c  om
    try {
        return Normalizer.normalize(content, Normalizer.Form.NFC);
    } catch (Exception e) {
        throw new IllegalArgumentException("Canonicalization error", e);
    }
}

From source file:com.redhat.rhn.frontend.filter.StringMatcher.java

/**
 * {@inheritDoc}/*from   www. j  a  v a2  s.  c  o  m*/
 */
public boolean include(Object obj, String filterData, String filterColumn) {

    if (StringUtils.isBlank(filterData) || StringUtils.isBlank(filterColumn)) {
        return true; ///show all if I entered a blank value
    }
    String value = ((String) MethodUtil.callMethod(obj, StringUtil.beanify("get " + filterColumn),
            new Object[0]));
    if (!StringUtils.isBlank(value)) {
        return value.toUpperCase().indexOf(filterData.toUpperCase()) >= 0;
    }
    return false;
}

From source file:com.ewcms.publication.uri.RuleParse.java

/**
 * ?uri??//from  ww w.j  a v  a 2 s  .c om
 * 
 * @param patter
 *            uri
 * @return  key:?? value:?
 */
private static Map<String, String> parseVariables(String patter) {
    Map<String, String> variables = new HashMap<String, String>();
    if (!StringUtils.contains(patter, VARIABLE_START)) {
        return variables;
    }
    String[] tokens = StringUtils.splitByWholeSeparator(patter, VARIABLE_START);
    for (String token : tokens) {
        logger.debug("Token with ${{}", token);
        if (!StringUtils.contains(token, "}")) {
            logger.warn("\"{}\" is not closed", token);
            continue;
        }
        String value = StringUtils.split(token, VARIABLE_END)[0];
        if (StringUtils.isBlank(value)) {
            logger.warn("Variable's nam is null");
            continue;
        }
        logger.debug("variable is {}", value);
        String[] s = StringUtils.splitByWholeSeparator(value, VARIABLE_FORMAT);
        if (s.length == 1) {
            variables.put(s[0], null);
        } else {
            variables.put(s[0], s[1]);
        }
    }
    return variables;
}

From source file:com.baidu.rigel.biplatform.ma.file.serv.util.LocalFileOperationUtils.java

/**
 * /* w w w  .  j  av  a2  s .  c  o m*/
 * 
 * @param filePath
 *            ?
 */
public static boolean createFile(String filePath) {
    try {
        if (StringUtils.isBlank(filePath)) {
            return false;
        }
        File file = new File(filePath);
        // 
        if (filePath.endsWith("/")) {
            return false;
        }
        int pos = filePath.lastIndexOf("/");
        // ?????
        String dir = filePath.substring(0, pos);
        File dirFile = new File(dir);
        if (!dirFile.exists()) {
            dirFile.mkdirs();
        }
        return file.createNewFile();
    } catch (IOException e) {
        LOG.error(e.getMessage(), e);
        return false;
    }
}

From source file:cd.go.contrib.elasticagents.docker.executors.NonBlankField.java

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

From source file:com.sap.prd.mobile.ios.mios.SCMUtil.java

public static String getConnectionString(final Properties versionInfo,
        final boolean hideConfidentialInformation) throws IOException {

    final String type = versionInfo.getProperty("type");

    final StringBuilder connectionString = new StringBuilder(128);

    if (type != null && type.equals("git")) {

        final String repo = versionInfo.getProperty("repo");

        if (StringUtils.isBlank(repo)) {
            if (!StringUtils.isBlank(versionInfo.getProperty("repo_1"))) {
                throw new IllegalStateException(
                        "Multipe git repositories provided. This use case is not supported. Provide only one git repository.");
            }/*from   w w  w . j  a  v a 2s.  com*/
            throw new IllegalStateException("No git repository provided. ");
        }

        if (hideConfidentialInformation) {
            try {
                URI uri = new URI(repo);
                int port = uri.getPort();
                if (port == -1) {
                    final String scheme = uri.getScheme();
                    if (scheme != null && gitDefaultPorts.containsKey(scheme)) {
                        port = gitDefaultPorts.get(scheme);
                    }
                }
                connectionString.append(port);

                if (uri.getHost() != null) {
                    connectionString.append(uri.getPath());
                }
            } catch (URISyntaxException e) {
                throw new IllegalStateException(String.format("Invalid repository uri: %s", repo));
            }
        } else {
            connectionString.append(PROTOCOL_PREFIX_GIT).append(repo);
        }

    } else {

        final String port = versionInfo.getProperty("port");

        if (StringUtils.isBlank(port))
            throw new IllegalStateException("No SCM port provided.");

        final String depotPath = versionInfo.getProperty("depotpath");

        if (hideConfidentialInformation) {
            try {
                URI perforceUri = new URI("perforce://" + port);

                int _port = perforceUri.getPort();
                if (_port == -1) {
                    _port = PERFORCE_DEFAULT_PORT;
                }
                connectionString.append(_port);
                connectionString.append(depotPath);
            } catch (URISyntaxException e) {
                throw new IllegalStateException(String.format("Invalid port: %s", port));
            }
        } else {

            if (StringUtils.isBlank(depotPath))
                throw new IllegalStateException("No depot path provided.");

            connectionString.append(PROTOCOL_PREFIX_PERFORCE).append(port).append(":")
                    .append(getDepotPath(depotPath));
        }
    }

    return connectionString.toString();
}