See https://bitbucket.org/gardellajuanpablo/gwt-sample/wiki/Home
There you have a Hibernate Filter that solves your problem. I suggest don't use Gilead or these solutions, it's better use DTOs. It's common using the model directly in the pages for example with JSF, but it's not a good practice in GWT. Juan 2014-08-04 12:39 GMT-03:00 Moutellou <moutel...@gmail.com>: > You can also give a try to RequestFactory > <http://www.gwtproject.org/doc/latest/DevGuideRequestFactory.html>, which > solves the client/server object serialization issue. > > > > On Wednesday, July 30, 2014 5:07:18 AM UTC-4, Peter S. wrote: >> >> Hey all, >> >> after searching the complete web for a solution and didn't find one, I >> will try to share my problem with you ;).. >> >> Well I have the famous failure with GWT and Hibernate: >> >> >> java.lang.RuntimeException: >> com.google.gwt.user.client.rpc.SerializationException: Type >> 'org.hibernate.collection.PersistentSet' was not included in the set of >> types which can be serialized by this SerializationPolicy or its Class >> object could not be loaded. For security purposes, this type will not be >> serialized.: instance = [] >> >> >> I have a hbm.xml file where Hibernate generates an Entity. >> >> <class abstract="false" >> name="com.egrima.webinfotools.common.entity.PointOfInterest" >> table="witpois"> >> <meta attribute="extends">net.sf.gilead.pojo.gwt.LightEntity</ >> meta> <!-- This was a try but also didn't work. so that line is not >> implemented in general --> >> <meta attribute="implements">com.egrima.webinfotools.common. >> entity.BasisEntity</meta> >> <id column="ID" name="id" type="java.lang.Long"> >> <generator class="sequence"> >> <param name="sequence">SEQ_WITPOIS</param> >> </generator> >> </id> >> >> <property column="ZALTKN" generated="never" lazy="false" >> name="zaltkn" length="6" type="java.lang.String" /> >> <property column="NAME" generated="never" lazy="false" name= >> "name" >> length="255" type="java.lang.String" /> >> <property column="ADDRESS" generated="never" lazy="false" >> name="address" length="512" type="java.lang.String" /> >> <property column="LONGITUDE" generated="never" lazy="false" >> name="longitude" type="java.lang.Double" /> >> <property column="LATITUDE" generated="never" lazy="false" >> name="latitude" type="java.lang.Double" /> >> <property column="ANL_DAT_ZEIT" generated="never" lazy="false" >> name="createdDate" type="java.util.Date" /> >> <property column="AEN_DAT_ZEIT" generated="never" lazy="false" >> name="changedDate" type="java.util.Date" /> >> <property column="TERM" generated="never" name="hostname" >> length="12" type="java.lang.String" /> >> <property column="BEN" generated="never" name="username" >> length="8" type="java.lang.String" /> >> >> <many-to-one name="category" foreign-key="fk_poi_category" >> cascade="all" >> column="category_id" lazy="false" class="com.egrima. >> webinfotools.common.entity.generated.PointOfInterestCategory" /> >> >> <one-to-one name="poiNameTranslation" lazy="false" cascade="all" >> foreign-key="fk_witpoi_translation" class="com.egrima. >> webinfotools.common.entity.generated.PointOfInterestTranslation"/> >> >> <set name="attributes" inverse="true" table="witpoi_attribute" >> lazy="false" cascade="all" fetch="select"> >> <key column="POI_ID"/> >> <many-to-many class="com.egrima.webinfotools.common.entity. >> generated.PointOfInterestAttribute" column="ATTRIBUTE_ID" fetch="join" >> /> >> </set> >> >> </class> >> >> >> >> The generated Class looks like this: >> >> >> package com.egrima.webinfotools.common.entity; >> // Generated 30.07.2014 10:56:07 by Hibernate Tools 3.2.2.GA >> >> >> import com.egrima.webinfotools.common.entity.generated.PointOfInter >> estAttribute; >> import com.egrima.webinfotools.common.entity.generated.PointOfInter >> estCategory; >> import com.egrima.webinfotools.common.entity.generated.PointOfInter >> estTranslation; >> import java.util.Date; >> import java.util.HashSet; >> import java.util.Set; >> >> /** >> * PointOfInterest generated by hbm2java >> */ >> public class PointOfInterest implements com.egrima.webinfotools.common. >> entity.BasisEntity,java.io.Serializable { >> >> >> private static final long serialVersionUID = 42L; >> >> >> private Long id; >> private String zaltkn; >> private String name; >> private String address; >> private Double longitude; >> <span style="color: #008;" class="styl >> ... > > -- > You received this message because you are subscribed to the Google Groups > "Google Web Toolkit" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to google-web-toolkit+unsubscr...@googlegroups.com. > To post to this group, send email to google-web-toolkit@googlegroups.com. > Visit this group at http://groups.google.com/group/google-web-toolkit. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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