/**
* Validates the Bean Validation constraints specified at the parameters and/or return value of
* the intercepted method.
*
* @param ctx The context of the intercepted method invocation.
* @return The result of the method invocation.
* @throws Exception Any exception caused by the intercepted method invocation. A {@link
* ConstraintViolationException} in case at least one constraint violation occurred either
* during parameter or return value validation.
*/
@AroundInvoke
public Object validateMethodInvocation(InvocationContext ctx) throws Exception {
ExecutableValidator executableValidator = validator.forExecutables();
Set<ConstraintViolation<Object>> violations =
executableValidator.validateParameters(
ctx.getTarget(), ctx.getMethod(), ctx.getParameters());
if (!violations.isEmpty()) {
throw new ConstraintViolationException(
getMessage(ctx.getMethod(), ctx.getParameters(), violations), violations);
}
Object result = ctx.proceed();
violations = executableValidator.validateReturnValue(ctx.getTarget(), ctx.getMethod(), result);
if (!violations.isEmpty()) {
throw new ConstraintViolationException(
getMessage(ctx.getMethod(), ctx.getParameters(), violations), violations);
}
return result;
}
