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: > >> From: Marsman <mars....@gmx.de> >> Subject: Re: How to persist null values with JSF2? >> To: users@myfaces.apache.org >> Date: Monday, January 10, 2011, 9:48 AM >> >> I've also set this context parameter to true, but entity >> properties are not >> set to null. I got empty strings and 0 again. After that, >> I've downloaded a >> small JSF 2 example and deployed it. I got the same problem >> again. With >> MyFaces 2.0.3 and Tomcat 6.0.29. What am I doing wrong? >> :-( >> >> Titus >> >> >> >> >> Jakob Korherr wrote: >> > >> > Hi, >> > >> > As for JSF 2.0, setting >> > >> javax.faces.INTERPRET_EMPTY_STRING_SUBMITTED_VALUES_AS_NULL >> to true >> > should do the trick. >> > >> > I just tested it with MyFaces 2.0.3 and it worked fine >> (for both >> > String and Integer properties). >> > >> > Regards, >> > Jakob >> > >> > 2011/1/8 Marsman <mars....@gmx.de>: >> >> >> >> Hi! >> >> >> >> Since migrated my application to JSF 2 I'm no able >> to persist an empty to >> >> null converted value in the database. The values >> passed in >> >> managedBean.setModel(model) are empty strings for >> example again. I'm >> >> looking >> >> for a reason of this behaviour for a few days now >> and would be happy, if >> >> anybody can help me. Here are some snippets of my >> code: >> >> >> >> ... >> >> >> >> Titus >> >> >> >> >> >> -- >> >> View this message in context: >> >> >> http://old.nabble.com/How-to-persist-null-values-with-JSF2--tp30622750p30622750.html >> >> Sent from the MyFaces - Users mailing list archive >> at Nabble.com. >> >> >> >> >> > >> > >> > >> > -- >> > Jakob Korherr >> > >> > blog: http://www.jakobk.com >> > twitter: http://twitter.com/jakobkorherr >> > work: http://www.irian.at >> > >> > >> >> -- >> View this message in context: >> http://old.nabble.com/How-to-persist-null-values-with-JSF2--tp30622750p30632274.html >> Sent from the MyFaces - Users mailing list archive at >> Nabble.com. >> >> > > > > > -- View this message in context: http://old.nabble.com/How-to-persist-null-values-with-JSF2--tp30622750p30633911.html Sent from the MyFaces - Users mailing list archive at Nabble.com.
