Hi Gerhard, thanks for your reply.
Of course but the feature i missing is: how can the #{bean.entity} be validated automatically? Because it's not binded with an inputField, it will not be automatically be validated within the Process Validations phase. Thanks, Thomas 2011/11/16 Gerhard Petracek <gerhard.petra...@gmail.com> > hi thomas, > > extval as well as codi allow dependency injection in constraint-validators. > -> you can inject and call e.g. a service or repository or any other bean > to check if a name already exists (see e.g. [1]). > > regards, > gerhard > > [1] > > https://cwiki.apache.org/confluence/display/EXTCDI/BV+Usage#BVUsage-DependencyInjectioninConstraintValidators > > http://www.irian.at > > Your JSF powerhouse - > JSF Consulting, Development and > Courses in English and German > > Professional Support for Apache MyFaces > > > 2011/11/16 Thomas Andraschko <zoi...@googlemail.com> > > > > Hi, > > > > i have some input fields for an entity and i want to check if the entered > > name does already exist. > > So i tried to create an BV constraint for the name property but i also > need > > the parent entity object (for checking if the entity is transient or > not). > > In a BV validator i can't get the the parent entity - so it's useless. > > The other idea was to attach it on bean property level for the entity: > > > > @UniqueName > > private Entity entity. > > > > <p:inputText value=#{bean.entity.name}" /> > > > > But this wont validate the entity. > > I thought about an custom converter and binding the #{bean.entity}. > > The problem is, in getAsObject i must load the entity by the name and the > > bean.entity will be overwritten. Or not? > > > > How can i prevent that the #{bean.entity} will be overwritten? > > Is there another solution for validate the entity? > > > > I also use CODI and ExtVal. > > > > Thanks! > > > > Best regards, > > Thomas >