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:com.ankang.report.util.BeanUtil.java

public synchronized static Object getBean(String beanName) {
    try {//from   w ww  . j a va 2 s .  co  m
        if (StringUtils.isEmpty(beanName)) {
            return null;
        }
        return context.getBean(beanName);
    } catch (BeansException e) {
        return null;
    }

}

From source file:info.novatec.testit.livingdoc.server.domain.ClasspathSet.java

public static ClasspathSet parse(String classpaths) {

    ClasspathSet newClasspaths = new ClasspathSet();

    if (!StringUtils.isEmpty(classpaths)) {
        String[] entries = classpaths.split("[\r\n|\n|\r]");

        for (String entry : entries) {
            if (!StringUtils.isEmpty(entry)) {
                newClasspaths.add(entry.trim());
            }// w w  w .  j  av a 2s  .co m
        }
    }

    return newClasspaths;
}

From source file:com.github.dozermapper.core.classmap.RelationshipType.java

public static RelationshipType valueOf(String relationshipType) {
    if (CUMULATIVE_VALUE.equals(relationshipType)) {
        return CUMULATIVE;
    } else if (NON_CUMULATIVE_VALUE.equals(relationshipType)) {
        return NON_CUMULATIVE;
    } else if (StringUtils.isEmpty(relationshipType)) {
        return null;
    }//w w  w  .  j a  va2s. co  m
    throw new IllegalStateException(
            "relationship-type should be cumulative or non-cumulative. " + relationshipType);
}

From source file:com.nridge.core.base.std.WebUtl.java

public static String encodeValue(String aValue) {
    if (StringUtils.isEmpty(aValue))
        return StringUtils.EMPTY;

    int offset = aValue.indexOf('%');
    if (offset != -1)
        aValue = aValue.replace("%", "%25");
    offset = aValue.indexOf('|');
    if (offset != -1)
        aValue = aValue.replace("|", "%7C");
    offset = aValue.indexOf('~');
    if (offset != -1)
        aValue = aValue.replace("~", "%7E");
    offset = aValue.indexOf(';');
    if (offset != -1)
        aValue = aValue.replace(";", "%3B");
    offset = aValue.indexOf('/');
    if (offset != -1)
        aValue = aValue.replace("/", "%2F");
    offset = aValue.indexOf('?');
    if (offset != -1)
        aValue = aValue.replace("?", "%3F");
    offset = aValue.indexOf(':');
    if (offset != -1)
        aValue = aValue.replace(":", "%3A");
    offset = aValue.indexOf('&');
    if (offset != -1)
        aValue = aValue.replace("&", "%26");
    offset = aValue.indexOf('=');
    if (offset != -1)
        aValue = aValue.replace("=", "%3D");
    offset = aValue.indexOf('+');
    if (offset != -1)
        aValue = aValue.replace("+", "%2B");
    offset = aValue.indexOf('$');
    if (offset != -1)
        aValue = aValue.replace("$", "%24");
    offset = aValue.indexOf(',');
    if (offset != -1)
        aValue = aValue.replace(",", "%2C");
    offset = aValue.indexOf('#');
    if (offset != -1)
        aValue = aValue.replace("#", "%23");
    offset = aValue.indexOf('^');
    if (offset != -1)
        aValue = aValue.replace("^", "%5E");
    offset = aValue.indexOf('[');
    if (offset != -1)
        aValue = aValue.replace("[", "%5B");
    offset = aValue.indexOf(']');
    if (offset != -1)
        aValue = aValue.replace("]", "%5D");
    offset = aValue.indexOf('\"');
    if (offset != -1)
        aValue = aValue.replace("\"", "%22");
    offset = aValue.indexOf('\\');
    if (offset != -1)
        aValue = aValue.replace("\\", "%5C");
    offset = aValue.indexOf(' ');
    if (offset != -1)
        aValue = aValue.replace(" ", "+");

    return aValue;
}

From source file:cz.muni.fi.editor.services.commons.Assert.java

public static void fieldIsEmpty(String fieldValue, String fieldName) throws FieldException {
    if (StringUtils.isEmpty(fieldValue)) {
        throw new FieldException(fieldName, MessageFormat.format("Field {0} is empty.", fieldName));
    }/*from   w  w  w  .  j a  v a2 s  .co m*/
}

From source file:io.cloudslang.lang.runtime.configuration.SlangRuntimeSpringConfig.java

private static void setPythonIoEncoding() {
    String encodingValue = System.getProperty(SlangSystemPropertyConstant.CSLANG_ENCODING.getValue());
    if (StringUtils.isEmpty(encodingValue)) {
        encodingValue = StandardCharsets.UTF_8.name();
    }/*  w w  w . j  av a2s .co m*/
    System.getProperties().setProperty(PySystemState.PYTHON_IO_ENCODING, encodingValue);
}

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

public static String getDocURL(String storageKey, String ext) {
    if (StringUtils.isEmpty(storageKey))
        return null;
    return NGX_DOMAIN + "/" + DOC_CTX + "/" + storageKey + "." + ext;
}

From source file:com.uimirror.core.framework.rest.util.WebUtil.java

/**
 * <p>Converts a String into URL.</p>
 *
 * <pre>/*from   w  w w.ja  v a 2  s.  co m*/
 * WebUtil.getUrl(null)      = <code>IllegalArgumentException("URL can't be formed, Correct the input")</code>
 * </pre>
 *
 * @param spec the String to convert to java.net.URL
 * @return <code> {@link URL}</code> if the String is a valid url
 * @since 1.0
 */
public static URL getUrl(String spec) {
    if (StringUtils.isEmpty(spec)) {
        throw new IllegalArgumentException("URL can't be formed, Correct the input");
    }
    try {
        return new URL(spec);
    } catch (MalformedURLException e) {
        throw new IllegalArgumentException("URL can't be formed, url string is mailformed");
    }
}

From source file:com.streamsets.pipeline.stage.lib.aws.AWSUtil.java

public static AWSCredentialsProvider getCredentialsProvider(AWSConfig config) throws StageException {
    AWSCredentialsProvider credentialsProvider;
    if (!StringUtils.isEmpty(config.awsAccessKeyId.get())
            && !StringUtils.isEmpty(config.awsSecretAccessKey.get())) {
        credentialsProvider = new AWSStaticCredentialsProvider(
                new BasicAWSCredentials(config.awsAccessKeyId.get(), config.awsSecretAccessKey.get()));
    } else {/*from   ww  w  .  ja v a  2 s.c  o m*/
        credentialsProvider = new DefaultAWSCredentialsProviderChain();
    }
    return credentialsProvider;
}

From source file:edu.uoa.cs.master.cloudmanufacturingnlp.util.Tools.java

public static boolean doesMatch(String resource, String originalString) {
    // validation
    if (StringUtils.isEmpty(resource) || StringUtils.isEmpty(originalString)) {
        return false;
    }/*from  w w w .  j  av a  2  s. c o  m*/

    // directly match
    if (resource.contains(originalString) || originalString.contains(resource)) {
        return true;
    }
    return false;
}