de.thksystems.validation.beanvalidation.DependantNotEmptyValidator Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mugwort Show documentation

Commons for persistence, hibernate, xstreams, enterprise, spring, servlets, ...

There is a newer version: 3.9.0

package de.thksystems.validation.beanvalidation;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;

import de.thksystems.exception.ServiceRuntimeException;
import de.thksystems.util.reflection.ReflectionUtils;

public class DependantNotEmptyValidator extends AbstractNotEmptyValidator implements ConstraintValidator {

	private String fieldname;

	private String dependantField;

	private String depandantValue;

	@Override
	public void initialize(DependantNotEmpty constraintAnnotation) {
		fieldname = constraintAnnotation.fieldname();
		dependantField = constraintAnnotation.dependantField();
		depandantValue = constraintAnnotation.dependantValue();
	}

	@Override
	public boolean isValid(Object container, ConstraintValidatorContext context) {
		try {
			Object currentConditionValue = ReflectionUtils.getFieldValue(container, container.getClass().getDeclaredField(dependantField));
			if ((currentConditionValue == null && depandantValue == null) || currentConditionValue.equals(depandantValue)
					|| currentConditionValue.toString().equals(depandantValue)) {
				Object fieldValue = ReflectionUtils.getFieldValue(container, container.getClass().getDeclaredField(fieldname));
				return isNotEmpty(fieldValue);
			}
			return true;
		} catch (IllegalArgumentException | IllegalAccessException | NoSuchFieldException | SecurityException e) {
			throw new ServiceRuntimeException(e.getMessage(), e);
		}
	}

}