import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
public class ValidationUtil {
private static Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
* 校验对象
*
* @param object 待校验对象
* @throws RuntimeException 校验不通过,则报RuntimeException异常
*/
public static void validate(Object object) throws RuntimeException {
Set<ConstraintViolation<Object>> constraintViolations = validator.validate(object);
if (!constraintViolations.isEmpty()) {
List<String> list = new ArrayList<>();
for (ConstraintViolation<Object> constraintViolation : constraintViolations) {
String message = constraintViolation.getMessage();
String propertyPath = constraintViolation.getPropertyPath().toString();
list.add(propertyPath + ":" + message);
}
throw new RuntimeException(list.toString());
}
}
* 校验对象中指定字段
*
* @param object 待校验对象
* @param propertyName 属性名
* @throws RuntimeException 校验不通过,则抛出异常
*/
public static void validateProperty(Object object, String propertyName) throws RuntimeException {
Set<ConstraintViolation<Object>> constraintViolations = validator.validateProperty(object, propertyName);
if (!constraintViolations.isEmpty()) {
StringBuilder errorMessage = new StringBuilder();
for (ConstraintViolation<Object> constraintViolation : constraintViolations) {
errorMessage.append(constraintViolation.getMessage()).append(",");
}
throw new RuntimeException(errorMessage.toString());
}
}
* 校验对象中指定字段
*
* @param object 待校验对象
* @param propertyName 属性名
* @param groups 分组
* @throws RuntimeException 校验不通过,则抛出异常
*/
public static void validateProperty(Object object, String propertyName, Class<?>... groups) throws RuntimeException {
Set<ConstraintViolation<Object>> constraintViolations = validator.validateProperty(object, propertyName, groups);
if (!constraintViolations.isEmpty()) {
StringBuilder errorMessage = new StringBuilder();
for (ConstraintViolation<Object> constraintViolation : constraintViolations) {
errorMessage.append(constraintViolation.getMessage()).append(",");
}
throw new RuntimeException(errorMessage.toString());
}
}
* 校验对象中所有字段
*
* @param object 待校验对象
* @throws RuntimeException 校验不通过,则抛出异常
*/
public static void validateAllFields(Object object) throws RuntimeException {
BindingResult result = org.springframework.validation.ValidatorUtils.getBindingResult(object);
if (result.hasErrors()) {
StringBuilder errorMessage = new StringBuilder();
List<FieldError> fieldErrors = result.getFieldErrors();
for (FieldError fieldError : fieldErrors) {
errorMessage.append(fieldError.getDefaultMessage()).append(",");
}
throw new RuntimeException(errorMessage.toString());
}
}
}