Example usage for com.vaadin.server UserError UserError

Introduction

In this page you can find the example usage for com.vaadin.server UserError UserError.

Prototype

public UserError(String textErrorMessage)

Source Link

Document

Creates a textual error message of level ERROR.

Usage

From source file:org.vaadin.viritin.MBeanFieldGroup.java

License:Apache License

protected boolean jsr303ValidateBean(T bean) {
    try {/* w  ww.  j  av a2 s.  c o m*/
        if (javaxBeanValidator == null) {
            javaxBeanValidator = getJavaxBeanValidatorFactory().getValidator();
        }
    } catch (Throwable t) {
        // This may happen without JSR303 validation framework
        Logger.getLogger(getClass().getName()).fine("JSR303 validation failed");
        return true;
    }

    Set<ConstraintViolation<T>> constraintViolations = new HashSet(
            javaxBeanValidator.validate(bean, getValidationGroups()));
    if (constraintViolations.isEmpty()) {
        return true;
    }
    Iterator<ConstraintViolation<T>> iterator = constraintViolations.iterator();
    while (iterator.hasNext()) {
        ConstraintViolation<T> constraintViolation = iterator.next();
        Class<? extends Annotation> annotationType = constraintViolation.getConstraintDescriptor()
                .getAnnotation().annotationType();
        AbstractComponent errortarget = validatorToErrorTarget.get(annotationType);
        if (errortarget != null) {
            // user has declared a target component for this constraint
            errortarget.setComponentError(new UserError(constraintViolation.getMessage()));
            iterator.remove();
        }
        // else leave as "bean level error"
    }
    this.jsr303beanLevelViolations = constraintViolations;
    return false;
}

From source file:org.vaadin.viritin.v7.MBeanFieldGroup.java

License:Apache License

protected boolean jsr303ValidateBean(T bean) {
    try {/*  www .j ava2 s  .c o m*/
        if (javaxBeanValidator == null) {
            javaxBeanValidator = getJavaxBeanValidatorFactory().getValidator();
        }
    } catch (Throwable t) {
        // This may happen without JSR303 validation framework
        Logger.getLogger(getClass().getName()).fine("JSR303 validation failed");
        return true;
    }

    boolean containsAtLeastOneBoundComponentWithError = false;
    Set<ConstraintViolation<T>> constraintViolations = new HashSet<>(
            javaxBeanValidator.validate(bean, getValidationGroups()));
    if (constraintViolations.isEmpty()) {
        return true;
    }
    Iterator<ConstraintViolation<T>> iterator = constraintViolations.iterator();
    while (iterator.hasNext()) {
        ConstraintViolation<T> constraintViolation = iterator.next();
        Class<? extends Annotation> annotationType = constraintViolation.getConstraintDescriptor()
                .getAnnotation().annotationType();
        AbstractComponent errortarget = validatorToErrorTarget.get(annotationType);
        if (errortarget != null) {
            // user has declared a target component for this constraint
            errortarget.setComponentError(new UserError(constraintViolation.getMessage()));
            iterator.remove();
            containsAtLeastOneBoundComponentWithError = true;
        }
        // else leave as "bean level error"
    }
    this.jsr303beanLevelViolations = constraintViolations;
    if (!containsAtLeastOneBoundComponentWithError && isValidateOnlyBoundFields()) {
        return true;
    }
    return false;
}