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

Introduction

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

Prototype

public static boolean isEmpty(String str)

Source Link

Document

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

Usage

From source file:de.dominikschadow.myths.CSRFTokenHandler.java

public static String getToken(HttpSession session)
        throws ServletException, NoSuchAlgorithmException, NoSuchProviderException {
    if (session == null) {
        throw new ServletException(MISSING_SESSION);
    }/*www  . j ava 2  s . co  m*/

    String token = (String) session.getAttribute(CSRF_TOKEN);

    if (StringUtils.isEmpty(token)) {
        token = getToken();
        session.setAttribute(CSRF_TOKEN, token);
    }

    return token;
}

From source file:com.clican.pluto.common.resource.FilePathResource.java

public FilePathResource(String filePath) {
    if (StringUtils.isEmpty(filePath)) {
        throw new IllegalArgumentException("filePath cannot be null");
    }//from  w w  w .j a v a  2 s.c o m
    if (!filePath.startsWith(FILE_PATH_RESOURCE_PREFIX)) {
        this.filePath = filePath;
    } else {
        this.filePath = filePath.substring(FILE_PATH_RESOURCE_PREFIX.length());
    }
    resource = new File(this.filePath);
}

From source file:de.hybris.platform.chinesetaxinvoiceaddon.forms.validation.TaxInvoiceValidator.java

protected static void validateInvoiceName(TaxInvoiceForm invoiceForm, final int maxFieldLength,
        final Errors errors) {

    if (StringUtils.isNotBlank(invoiceForm.getRecipientType())
            && invoiceForm.getRecipientType().equals(InvoiceRecipientType.UNIT.getCode())) {
        String recipient = invoiceForm.getRecipient();
        if (recipient == null || StringUtils.isEmpty(recipient)
                || (StringUtils.length(recipient) > maxFieldLength)) {
            errors.rejectValue(InvoiceField.RECIPIENT.getFieldKey(), InvoiceField.RECIPIENT.getErrorKey());
        }//from   w  ww  . ja v a  2 s  .  c  om
    }
}

From source file:hudson.plugins.jetty.security.Password.java

@SuppressFBWarnings({ "SF_SWITCH_FALLTHROUGH", "SF_SWITCH_NO_DEFAULT" })
public static String obfuscate(String s) {
    if (StringUtils.isEmpty(s)) {
        return "";
    }// ww w. j  a  v  a  2  s. co  m
    StringBuffer buf = new StringBuffer();
    byte[] b = new byte[0];
    try {
        b = (s == null) ? "".getBytes("UTF-8") : s.getBytes("UTF-8");
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }
    synchronized (buf) {
        buf.append(__OBFUSCATE);
        for (int i = 0; i < b.length; i++) {
            byte b1 = b[i];
            byte b2 = b[s.length() - (i + 1)];
            int i1 = 127 + b1 + b2;
            int i2 = 127 + b1 - b2;
            int i0 = i1 * 256 + i2;
            String x = Integer.toString(i0, 36);
            switch (x.length()) {
            case 1:
                buf.append('0');
            case 2:
                buf.append('0');
            case 3:
                buf.append('0');
            default:
                buf.append(x);
            }
        }
        return buf.toString();
    }
}

From source file:cz.strmik.cmmitool.web.controller.propertyeditor.RatingScaleEditor.java

@Override
public void setAsText(String text) {
    if (StringUtils.isEmpty(text)) {
        setValue(null);/*from www  .  ja v  a  2 s .c  o m*/
    } else {
        setValue(ratingScaleDao.read(Long.parseLong(text)));
    }
}

From source file:au.org.ala.delta.rtf.RTFUtils.java

private static String filter(String rtf, boolean newLinesToSpace, String... allowedKeywords) {

    if (StringUtils.isEmpty(rtf)) {
        return rtf;
    }//from  ww  w . j  a  v  a 2s  .  c om

    FilteringRTFHandler handler = new FilteringRTFHandler(newLinesToSpace, allowedKeywords);
    RTFReader reader = new RTFReader(rtf, handler);
    try {
        reader.parse();
    } catch (Exception ex) {
        // throw new RuntimeException(ex);
        // Ignore, and return the original text
        return rtf;
    }
    return handler.getFilteredText();
}

From source file:com.comcast.viper.flume2storm.zookeeper.ZkUtilies.java

/**
 * Builds a valid (guaranteed) ZNode path made of the components passed in
 * parameter. This method handles the path separator between component, so it
 * can be called with or without them./*from  www  .ja  v a 2  s .  c  o m*/
 * 
 * @param components
 *          A bunch of ZNode path elements. Some may be null.
 * @return The concatenated path of all the elements
 * @throws IllegalArgumentException
 *           if the path is invalid (empty for example)
 */
public static String buildZkPath(final String... components) {
    Preconditions.checkArgument(components != null, "No path element specified");
    boolean isFirst = true;
    final StringBuilder result = new StringBuilder();
    for (int i = 0; i < components.length; i++) {
        if (StringUtils.isEmpty(components[i])) {
            continue;
        }
        assert components[i] != null;
        // Checking path separator
        if (isFirst) {
            // First element must start with /
            if (!components[i].startsWith(SEPARATOR)) {
                result.append(SEPARATOR);
            }
            result.append(components[i]);
        } else {
            if (!SEPARATOR_CHAR.equals(result.charAt(result.length() - 1))
                    && !components[i].startsWith(SEPARATOR)) {
                result.append(SEPARATOR);
                result.append(components[i]);
            } else if (SEPARATOR_CHAR.equals(result.charAt(result.length() - 1))
                    && components[i].startsWith(SEPARATOR)) {
                result.append(components[i].substring(1));
            } else {
                result.append(components[i]);
            }
        }
        isFirst = false;
    }
    final String path = result.toString();
    PathUtils.validatePath(path);
    return path;
}

From source file:com.github.ipaas.ifw.front.directive.DirectiveUtils.java

static String getRequiredParam(Map params, String key) throws TemplateException {
    Object value = params.get(key);
    if (value == null || StringUtils.isEmpty(value.toString())) {
        throw new TemplateModelException("not found required parameter:" + key + " for directive");
    }/*ww  w  .  j  av  a  2 s .  c  o m*/
    return value.toString();
}

From source file:com.bstek.dorado.web.WebExpressionUtilsObject.java

public String getContextPath() {
    try {/*w  w w .j a  v  a2 s .  co  m*/
        String contextPath = Configure.getString("web.contextPath");
        if (StringUtils.isEmpty(contextPath)) {
            contextPath = DoradoContext.getAttachedRequest().getContextPath();
        }
        return contextPath;
    } catch (Exception e) {
        return "/";
    }
}

From source file:net.servicefixture.context.GlobalContext.java

@SuppressWarnings("unchecked")
public static void putVar(String key, Object object) {
    if (!StringUtils.isEmpty(key)) {
        jexlContext.getVars().put(key, object);
    }//from   ww w.  java  2  s  . com
}