Maybe through jaxb customizations or using jaxb mvn plugin once you downloaded xsd. Le 24 mai 2016 22:09, "Steve Goldsmith" <[email protected]> a écrit :
> Hmmm, looks like JAX-WS returns null by default. I use jaxws-maven-plugin > to generate the artifacts, but I didn't see an xjc setting for > > @XmlElementWrapper(nillable = true, name = "return") > > > On Tue, May 24, 2016 at 3:49 PM, Romain Manni-Bucau <[email protected] > > > wrote: > > > So https://issues.apache.org/jira/browse/CXF-2978 ? > > Le 24 mai 2016 21:25, "Steve Goldsmith" <[email protected]> a écrit : > > > > > It's actually a JAX-WS embedded object like: > > > > > > public class RecordedEvents > > > implements Serializable, Cloneable, CopyTo, Equals, HashCode, > > ToString > > > { > > > > > > protected short returnedEventCount; > > > @XmlElement(nillable = true) > > > protected List<RecordedEventWrapper> returnedEvents; > > > > > > public List<RecordedEventWrapper> getReturnedEvents() { > > > if (returnedEvents == null) { > > > returnedEvents = new ArrayList<RecordedEventWrapper>(); > > > } > > > return this.returnedEvents; > > > } > > > > > > public void setReturnedEvents(List<RecordedEventWrapper> value) { > > > this.returnedEvents = null; > > > List<RecordedEventWrapper> draftl = this.getReturnedEvents(); > > > draftl.addAll(value); > > > } > > > > > > Then the JAX-RS DTO has: > > > > > > private RecordedEvents recordedEvents; > > > > > > public RecordedEventsDto(final String customerGuid, final String > > masIp, > > > final Long maxAgeMs, final Long transId, final String > stbMac, > > > final Short startIndex, final Short maxEventCount) { > > > super(customerGuid, masIp, maxAgeMs, transId); > > > this.stbMac = stbMac; > > > this.startIndex = startIndex; > > > this.maxEventCount = maxEventCount; > > > // IPVS needs empty lists > > > recordedEvents = new RecordedEvents(); > > > recordedEvents.setReturnedEvents(new ArrayList<>()); > > > } > > > > > > So returnedEvents is initilized as an empty ArrayList, thus if I get a > > > failure I should ge an empty List, but I get null. So it's actually the > > > JAX-WS object demarshalling as null instead of empty. > > > > > > > > > On Tue, May 24, 2016 at 3:20 PM, Romain Manni-Bucau < > > [email protected] > > > > > > > wrote: > > > > > > > Hi > > > > > > > > Johnzon shouldnt skip them by default. Do you return an empty > > array/list? > > > > Le 24 mai 2016 21:09, "sgjava" <[email protected]> a écrit : > > > > > > > > > I have a requirement where I need to return an empty collection > > instead > > > > of > > > > > null for null collections using JAX-RS. Is there such a setting in > > > TomEE > > > > 7 > > > > > for Johnzon? > > > > > > > > > > > > > > > > > > > > -- > > > > > View this message in context: > > > > > > > > > > > > > > > http://tomee-openejb.979440.n4.nabble.com/JAX-RS-return-empty-collection-instead-of-null-tp4678582.html > > > > > Sent from the TomEE Users mailing list archive at Nabble.com. > > > > > > > > > > > > > > > > > > > > > -- > > > Steven P. Goldsmith > > > > > > > > > -- > Steven P. Goldsmith >
