Example usage for org.apache.commons.validator GenericValidator isBlankOrNull

Introduction

In this page you can find the example usage for org.apache.commons.validator GenericValidator isBlankOrNull.

Prototype

public static boolean isBlankOrNull(String value)

Source Link

Document

Checks if the field isn't null and length of the field is greater than zero not including whitespace.

Usage

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a short primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed.//  w  w w .j  a v  a 2 s . co m
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateShortLocale(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    result = GenericTypeValidator.formatShort(value, locale);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to an int primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed.//from w  w w  . j  a  va 2s .  c  o m
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateInteger(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    result = GenericTypeValidator.formatInt(value);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to an int primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed./*  w  w  w  .  jav a2  s.com*/
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateIntegerLocale(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    result = GenericTypeValidator.formatInt(value, locale);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a long primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed./*from  w  ww.j  a  va 2s  .c om*/
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateLong(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    result = GenericTypeValidator.formatLong(value);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a long primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed.//w  w w  .j  a va  2 s  . c  o  m
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateLongLocale(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    result = GenericTypeValidator.formatLong(value, locale);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a float primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed.//from w ww  .  j a v  a2 s  .  c  o  m
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateFloat(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    result = GenericTypeValidator.formatFloat(value);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a float primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed./*from w  w w  .jav a  2s .  co  m*/
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateFloatLocale(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    result = GenericTypeValidator.formatFloat(value, locale);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a double primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed./*from ww w  .  j  a v  a 2  s.  c o m*/
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateDouble(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    result = GenericTypeValidator.formatDouble(value);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field can safely be converted to a double primitive.
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed./*from   w  ww. j  ava 2  s  .  com*/
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateDoubleLocale(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    result = GenericTypeValidator.formatDouble(value, locale);

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}

From source file:org.apache.struts.validator.FieldChecks.java

/**
 * Checks if the field is a valid date. If the field has a datePattern
 * variable, that will be used to format <code>java.text.SimpleDateFormat</code>.
 * If the field has a datePatternStrict variable, that will be used to
 * format <code>java.text.SimpleDateFormat</code> and the length will be
 * checked so '2/12/1999' will not pass validation with the format
 * 'MM/dd/yyyy' because the month isn't two digits. If no datePattern
 * variable is specified, then the field gets the DateFormat.SHORT format
 * for the locale. The setLenient method is set to <code>false</code> for
 * all variations.//from   w ww  .jav  a 2s.  c  om
 *
 * @param bean      The bean validation is being performed on.
 * @param va        The <code>ValidatorAction</code> that is currently
 *                  being performed.
 * @param field     The <code>Field</code> object associated with the
 *                  current field being validated.
 * @param errors    The <code>ActionMessages</code> object to add errors
 *                  to if any validation errors occur.
 * @param validator The <code>Validator</code> instance, used to access
 *                  other field values.
 * @param request   Current request object.
 * @return true if valid, false otherwise.
 */
public static Object validateDate(Object bean, ValidatorAction va, Field field, ActionMessages errors,
        Validator validator, HttpServletRequest request) {
    Object result = null;
    String value = null;

    value = evaluateBean(bean, field);

    boolean isStrict = false;
    String datePattern = Resources.getVarValue("datePattern", field, validator, request, false);

    if (GenericValidator.isBlankOrNull(datePattern)) {
        datePattern = Resources.getVarValue("datePatternStrict", field, validator, request, false);

        if (!GenericValidator.isBlankOrNull(datePattern)) {
            isStrict = true;
        }
    }

    Locale locale = RequestUtils.getUserLocale(request, null);

    if (GenericValidator.isBlankOrNull(value)) {
        return Boolean.TRUE;
    }

    try {
        if (GenericValidator.isBlankOrNull(datePattern)) {
            result = GenericTypeValidator.formatDate(value, locale);
        } else {
            result = GenericTypeValidator.formatDate(value, datePattern, isStrict);
        }
    } catch (Exception e) {
        log.error(e.getMessage(), e);
    }

    if (result == null) {
        errors.add(field.getKey(), Resources.getActionMessage(validator, request, va, field));
    }

    return (result == null) ? Boolean.FALSE : result;
}