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:com.msopentech.odatajclient.engine.utils.QualifiedName.java

public QualifiedName(final String namespace, final String name) {
    if (StringUtils.isBlank(name)) {
        throw new IllegalArgumentException("Invalid name " + name);
    }//from ww w.  jav a2  s. c om

    this.namespace = namespace;
    this.name = name;
}

From source file:jongo.jdbc.QueryParams.java

public static QueryParams valueOf(String database, String table, String id, String idField,
        Map<String, String> params, LimitParam limit, OrderParam order) {
    QueryParams p = new QueryParams();
    if (StringUtils.isBlank(database)) {
        throw new IllegalArgumentException("Database argument can't be blank, null or empty");
    } else {/*from  www.j a va  2 s  . co  m*/
        p.setDatabase(database);
    }

    if (StringUtils.isBlank(table)) {
        throw new IllegalArgumentException("Resource argument can't be blank, null or empty");
    } else {
        p.setTable(table);
    }

    if (StringUtils.isBlank(id)) {
        p.setId("");
    } else {
        p.setId(id);
    }

    if (StringUtils.isBlank(idField)) {
        p.setIdField("id");
    } else {
        p.setIdField(idField);
    }

    if (params != null) {
        p.setParams(params);
    }

    if (limit == null) {
        p.setLimit(new LimitParam());
    } else {
        p.setLimit(limit);
    }

    if (order == null) {
        p.setOrder(new OrderParam(p.getIdField()));
    } else {
        p.setOrder(order);
    }

    return p;
}

From source file:br.ufac.sion.converter.ContaConverter.java

@Override
public Object getAsObject(FacesContext context, UIComponent component, String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }//from  w  w  w.ja v  a  2  s.  c om
    return this.contaBancariaFacade.findById(new Long(value));
}

From source file:com.beginner.core.utils.Tools.java

/**
 * ?(null,"","null","NULL","Null")/*from www.  j a v  a 2  s  .co  m*/
 * @param str       ??
 * @return boolean    true?false
 * @since          1.0.0
 */
public static boolean isEmpty(String str) {
    return StringUtils.isBlank(str) || "null".equalsIgnoreCase(str);
}

From source file:de.micromata.genome.gwiki.sampleplugin_1_0.SampleActionBean.java

public Object onSayHello() {
    if (StringUtils.isBlank(name) == true) {
        wikiContext.addSimpleValidationError("name is empty");
        return null;
    }/*from  w  ww.j  a  va  2  s  .com*/
    message = "Hello to " + name;
    return null;
}

From source file:br.ufac.sion.converter.FuncionarioConverter.java

@Override
public Object getAsObject(FacesContext context, UIComponent component, String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }/*ww w.  j av a2  s . co  m*/
    return this.funcionarioFacade.findById(new Long(value));
}

From source file:br.ufac.sion.inscricao.converter.LocalidadeConverter.java

@Override
public Object getAsObject(FacesContext context, UIComponent component, String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }//from   w w w  .jav a 2s.c o m
    return this.localidadeFacade.findById(new Long(value));
}

From source file:com.crosstreelabs.cognitio.common.CommanderClassConverter.java

@Override
public Class convert(String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }//from   w w w .j  ava  2  s .  co m

    try {
        return Class.forName(value);
    } catch (ClassNotFoundException ex) {
        LOGGER.warn("{}", ex.getMessage());
    }
    return null;
}

From source file:com.amazon.alexa.avs.companion.DeviceProvisioningInfo.java

public DeviceProvisioningInfo(String productId, String dsn, String sessionId, String codeChallenge,
        String codeChallengeMethod) {
    List<String> missingParameters = new ArrayList<String>();
    if (StringUtils.isBlank(productId)) {
        missingParameters.add(AuthConstants.PRODUCT_ID);
    }//w  w w  .  ja  v a  2s  .com

    if (StringUtils.isBlank(dsn)) {
        missingParameters.add(AuthConstants.DSN);
    }

    if (StringUtils.isBlank(sessionId)) {
        missingParameters.add(AuthConstants.SESSION_ID);
    }

    if (StringUtils.isBlank(codeChallenge)) {
        missingParameters.add(AuthConstants.CODE_CHALLENGE);
    }

    if (StringUtils.isBlank(codeChallengeMethod)) {
        missingParameters.add(AuthConstants.CODE_CHALLENGE_METHOD);
    }

    if (missingParameters.size() != 0) {
        throw new MissingParametersException(missingParameters);
    }

    this.productId = productId;
    this.dsn = dsn;
    this.sessionId = sessionId;
    this.codeChallenge = codeChallenge;
    this.codeChallengeMethod = codeChallengeMethod;
}

From source file:com.trenako.validation.AddressValidator.java

private static boolean invalidCity(Address a) {
    return StringUtils.isBlank(a.getCity());
}