How to use

getColumn

method

in

org.hibernate.cfg.beanvalidation.TypeSafeActivator

private static void applyLength(
    PersistentAttributeMapping property,
    ConstraintDescriptor<?> descriptor,
    PropertyDescriptor propertyDescriptor) {
  if (
      "org.hibernate.validator.constraints.Length".equals(
          descriptor.getAnnotation().annotationType().getName()
      ) && String.class.equals( propertyDescriptor.getElementClass() ) ) {
    @SuppressWarnings("unchecked")
    final int max = (Integer) descriptor.getAttributes().get( "max" );
    final Column col = getColumn( property );
    if ( max < Integer.MAX_VALUE ) {
      col.setLength( (long) max );
    }
  }
}

private static void applySize(PersistentAttributeMapping property, ConstraintDescriptor<?> descriptor, PropertyDescriptor propertyDescriptor) {
  if ( Size.class.equals( descriptor.getAnnotation().annotationType() )
      && String.class.equals( propertyDescriptor.getElementClass() ) ) {
    @SuppressWarnings("unchecked")
    final ConstraintDescriptor<Size> sizeConstraint = (ConstraintDescriptor<Size>) descriptor;
    final int max = sizeConstraint.getAnnotation().max();
    final Column col = getColumn( property );
    if ( max < Integer.MAX_VALUE ) {
      col.setLength( (long) max );
    }
  }
}

private static void applyMin(PersistentAttributeMapping property, ConstraintDescriptor<?> descriptor, Dialect dialect) {
  if ( Min.class.equals( descriptor.getAnnotation().annotationType() ) ) {
    @SuppressWarnings("unchecked")
    final ConstraintDescriptor<Min> minConstraint = (ConstraintDescriptor<Min>) descriptor;
    final long min = minConstraint.getAnnotation().value();
    final Column col = getColumn( property );
    final String checkConstraint = col.getQuotedName(dialect) + ">=" + min;
    applySQLCheck( col, checkConstraint );
  }
}

private static void applyMax(PersistentAttributeMapping property, ConstraintDescriptor<?> descriptor, Dialect dialect) {
  if ( Max.class.equals( descriptor.getAnnotation().annotationType() ) ) {
    @SuppressWarnings("unchecked")
    final ConstraintDescriptor<Max> maxConstraint = (ConstraintDescriptor<Max>) descriptor;
    final long max = maxConstraint.getAnnotation().value();
    final Column col = getColumn( property );
    final String checkConstraint = col.getQuotedName(dialect) + "<=" + max;
    applySQLCheck( col, checkConstraint );
  }
}

private static void applyDigits(PersistentAttributeMapping property, ConstraintDescriptor<?> descriptor) {
  if ( Digits.class.equals( descriptor.getAnnotation().annotationType() ) ) {
    @SuppressWarnings("unchecked")
    final ConstraintDescriptor<Digits> digitsConstraint = (ConstraintDescriptor<Digits>) descriptor;
    final int integerDigits = digitsConstraint.getAnnotation().integer();
    final int fractionalDigits = digitsConstraint.getAnnotation().fraction();
    final Column col = getColumn( property );
    col.setPrecision( integerDigits + fractionalDigits );
    col.setScale( fractionalDigits );
  }
}