nope, I found the tomcat 7 EL to be buggy back when I did need it (should re-evaluate it soon) and use juel now [1]
LieGrue, strub [1] https://github.com/struberg/juel --- On Mon, 1/10/11, Marsman <mars....@gmx.de> wrote: > From: Marsman <mars....@gmx.de> > Subject: Re: How to persist null values with JSF2? > To: users@myfaces.apache.org > Date: Monday, January 10, 2011, 2:59 PM > > After googling another 2 hours I found the solution: Since > tomcat 6.0.16 we > have to add the org.apache.el.parser.COERCE_TO_ZERO=false > VM argument. > @Strub: Did you have set this VM argument too? > > For more infos: > http://balusc.blogspot.com/2008/07/dao-tutorial-use-in-jsf.html#EmptyToNullConverter > EmptyToNullConverter > > > > struberg wrote: > > > > Hmm, works perfectly over here when adding the > following to web.xml: > > <context-param> > > > > > <param-name>javax.faces.INTERPRET_EMPTY_STRING_SUBMITTED_VALUES_AS_NULL</param-name> > > > <param-value>true</param-value> > > </context-param> > > > > as Jakob already suggested. > > > > LieGrue, > > strub > > > > --- On Mon, 1/10/11, Marsman <mars....@gmx.de> > wrote: > > > >> From: Marsman <mars....@gmx.de> > >> Subject: Re: How to persist null values with > JSF2? > >> To: users@myfaces.apache.org > >> Date: Monday, January 10, 2011, 1:52 PM > >> > >> > >> The action on the commandButton calls a > save()-Method in my > >> backing bean. At > >> this point, I got the empty fields instead of > null. You can > >> see this in my > >> initial post. I'm using JPA with Hibernate. > >> > >> Titus > >> > >> > >> > >> struberg wrote: > >> > > >> > Did you do your debugging in your backing > bean action > >> or do you only look > >> > at the database? If JPA is involved, then the > jpa > >> provider may replace > >> > null with empty strings (known issue on > oracle). > >> > > >> > LieGrue, > >> > strub > >> > > >> > --- On Mon, 1/10/11, Marsman <mars....@gmx.de> > >> wrote: > >> > > > > > > > -- > View this message in context: > http://old.nabble.com/How-to-persist-null-values-with-JSF2--tp30622750p30634470.html > Sent from the MyFaces - Users mailing list archive at > Nabble.com. > >
