[ERROR] 28/12/2009 09:36:18 [btpool0-2] [BeanPopulator]
propertyName=properties
readerMethod=public java.util.Map com.extjs.gxt.ui.client.data.BaseModelData.getProperties()
setterMethod=public void com.extjs.gxt.ui.client.data.BaseModelData.setProperties(java.util.Map)
fromBean=1
toBean=1

java.lang.ClassCastException
    at java.lang.Class.cast(Class.java:2990)
    at net.sf.beanlib.provider.replicator.CollectionReplicator.replicateCollection(CollectionReplicator.java:127)
    at net.sf.beanlib.hibernate3.Hibernate3CollectionReplicator.replicateCollection(Hibernate3CollectionReplicator.java:79)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.replicate(ReplicatorTemplate.java:109)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.replicate(ReplicatorTemplate.java:71)
    at net.sf.beanlib.hibernate3.Hibernate3MapReplicator.replicate(Hibernate3MapReplicator.java:83)
    at net.sf.beanlib.provider.replicator.MapReplicator.replicateMap(MapReplicator.java:152)
    at net.sf.beanlib.hibernate3.Hibernate3MapReplicator.replicateMap(Hibernate3MapReplicator.java:67)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.replicate(ReplicatorTemplate.java:118)
    at net.sf.beanlib.provider.BeanTransformer.transform(BeanTransformer.java:231)
    at net.sf.beanlib.provider.BeanPopulator.doit(BeanPopulator.java:201)
    at net.sf.beanlib.provider.BeanPopulator.processSetterMethod(BeanPopulator.java:172)
    at net.sf.beanlib.provider.BeanPopulator.populate(BeanPopulator.java:269)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.populateBean(ReplicatorTemplate.java:190)
    at net.sf.beanlib.provider.replicator.BeanReplicator.replicateBean(BeanReplicator.java:187)
    at net.sf.beanlib.hibernate3.Hibernate3JavaBeanReplicator.replicateBean(Hibernate3JavaBeanReplicator.java:71)
    at net.sf.gilead.core.beanlib.clone.CloneClassBeanReplicator.replicateBean(CloneClassBeanReplicator.java:129)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.replicateByBeanReplicatable(ReplicatorTemplate.java:140)
    at net.sf.beanlib.provider.replicator.ReplicatorTemplate.replicate(ReplicatorTemplate.java:135)
    at net.sf.beanlib.provider.BeanTransformer.transform(BeanTransformer.java:231)
    at net.sf.beanlib.hibernate.HibernateBeanReplicator.copy(HibernateBeanReplicator.java:134)
    at net.sf.gilead.core.LazyKiller.clone(LazyKiller.java:237)
    at net.sf.gilead.core.LazyKiller.detach(LazyKiller.java:191)
    at net.sf.gilead.core.PersistentBeanManager.clonePojo(PersistentBeanManager.java:376)
    at net.sf.gilead.core.PersistentBeanManager.clone(PersistentBeanManager.java:248)
    at net.sf.gilead.gwt.GileadRPCHelper.parseReturnValue(GileadRPCHelper.java:126)
    at net.sf.gilead.gwt.PersistentRemoteService.processCall(PersistentRemoteService.java:153)
    at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost(RemoteServiceServlet.java:86)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
    at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
    at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)
    at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
    at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
    at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729)
    at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
    at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
    at org.mortbay.jetty.handler.RequestLogHandler.handle(RequestLogHandler.java:49)
    at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
    at org.mortbay.jetty.Server.handle(Server.java:324)
    at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
    at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:843)
    at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:647)
    at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:205)
    at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
    at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
    at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:488)

    public Project createProject(Project project) {
        HttpServletRequest request = this.getThreadLocalRequest();
        this.session = request.getSession();
       
        project.setUserCreated((User) this.session.getAttribute("user"));
        project.setDateCreated(new Date());
        setObject(project, false);
        return project;
    }

    private Object setObject(Object object, boolean update) {
        Session session = null;
        Transaction transaction = null;
        try {
            session = HibernateContext.getSessionFactory().openSession();
            transaction = session.beginTransaction();
            if (update)
                session.update(object);
            else session.save(object);
            transaction.commit();
        }
        catch (RuntimeException e) {
            _log.fatal(e.getMessage());
            transaction.rollback();
            throw e;
        }
        finally {
            if (session != null)
                session.close();
        }
        return object;
    }

                    Project project = new Project();
                    project.setTitle(textTitle.getValue());
                    project.setDescription(textDescription.getValue().replaceAll("\n", "<br />"));
                    project.setDevelopers(new HashSet<User>(listDevelopers.getToList().getStore().getModels()));
                    project.setScrumMaster(comboScrumMaster.getValue());
                    project.setProductOwner(comboProductOwner.getValue());
                   
                    ServicesAsync services = Services.Util.getInstance();
                    services.createProject(project, new AsyncCallback<Project>() {
                        public void onSuccess(Project arg0) {
                            hide();
                            ((ProjectPage) Global.currentPage).addPortlet(new ProjectPortlet(project));
                            Info.display(textTitle.getValue(), "Le projet a été créé avec succès !");
                        }
                       
                        public void onFailure(Throwable arg0) {
                            MessageBox.alert("Erreur", "Impossible de créer le projet !", null);
                        }
                    });

package scrum.domain;

import java.io.Serializable;
import java.util.Date;
import java.util.Set;

import com.extjs.gxt.ui.client.data.BaseModelData;

public class Project extends BaseModelData implements Serializable {
   
    private static final long serialVersionUID = 5958356423644996087L;

    public Project() {
        super();
    }
   
    public Project(Project project) {
        setProperties(project.getProperties());
    }

    public Integer getId() {
        return get("id");
    }

    public void setId(Integer id) {
        set("id", id);
    }

    public String getTitle() {
        return get("title");
    }

    public void setTitle(String title) {
        set("title", title);
    }

    public String getDescription() {
        return get("description");
    }

    public void setDescription(String description) {
        set("description", description);
    }

    public Set<User> getDevelopers() {
        return get("developers");
    }

    public void setDevelopers(Set<User> developers) {
        set("developers", developers);
    }

    public User getScrumMaster() {
        return get("scrumMaster");
    }

    public void setScrumMaster(User scrumMaster) {
        set("scrumMaster", scrumMaster);
    }

    public User getProductOwner() {
        return get("productOwner");
    }

    public void setProductOwner(User productOwner) {
        set("productOwner", productOwner);
    }
   
    public User getUserCreated() {
        return get("userCreated");
    }

    public void setUserCreated(User userCreated) {
        set("userCreated", userCreated);
    }

    public Date getDateCreated() {
        return get("dateCreated");
    }

    public void setDateCreated(Date dateCreated) {
        set("dateCreated", dateCreated);
    }

    public User getUserModified() {
        return get("userModified");
    }

    public void setUserModified(User userModified) {
        set("userModified", userModified);
    }

    public Date getDateModified() {
        return get("dateModified");
    }

    public void setDateModified(Date dateModified) {
        set("dateModified", dateModified);
    }
   
    @Override
    public String toString() {
        return get("title");
    }
}

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">

<hibernate-mapping>
    <class name="scrum.domain.Project" table="project">
        <id name="id" type="integer">
            <column name="id" />
            <generator class="native" />
        </id>
        <property name="title" type="string">
            <column name="title" length="64" not-null="true" unique="true" />
        </property>
        <property name="description" type="text">
            <column name="description" not-null="false" />
        </property>
        <set name="developers" table="project_user">
            <key column="project_id" />
            <many-to-many class="scrum.domain.User" column="user_id" />
        </set>
        <many-to-one name="scrumMaster" column="scrum_master" class="scrum.domain.User" not-null="false" />
        <many-to-one name="productOwner" column="product_owner" class="scrum.domain.User" not-null="false" />
        <many-to-one name="userCreated" column="user_created" class="scrum.domain.User" not-null="true" />
        <property name="dateCreated" type="timestamp">
            <column name="date_created" not-null="true" />
        </property>
        <many-to-one name="userModified" column="user_modified" class="scrum.domain.User" not-null="false" />
        <property name="dateModified" type="timestamp">
            <column name="date_modified" not-null="false" />
        </property>
    </class>
</hibernate-mapping>

    public Set<User> getDevelopers() {
        return get("developers");
    }

    public void setDevelopers(Set<User> developers) {
        set("developers", developers);
    }

   
   private Set<User> developers= new HashSet<User>();

   public Set<User> getDevelopers() {
        return this.developers;
    }

    public void setDevelopers(Set<User> developers) {
        this.developers=developers;
    }