Hi.

I have an Entity Bean with an N to One mapping on itself!
I try to validate the field where its parent Entity bean is saved
with an own written validator. The Problem is, if i want to validate the field 
i get an exception and i cant exactly understand why or how to solve this 
problem. I think this is something like an endless loop, but I am not sure...


Validator:
package com.ccm30.validators;
  | 
  | import java.util.List;
  | 
  | import javax.persistence.NoResultException;
  | 
  | import org.hibernate.mapping.Property;
  | import org.hibernate.validator.PropertyConstraint;
  | import org.hibernate.validator.Validator;
  | import org.jboss.seam.Component;
  | import org.jboss.seam.annotations.Name;
  | import org.jboss.seam.framework.EntityController;
  | 
  | import com.ccms30.entities.CcmsProductline;
  | import com.ccms30.entities.CcmsProductlineController;
  | 
  | @Name("myProductlineListValidator")
  | public class MyProductlineListValidator extends EntityController implements
  |             Validator<MyProductlineList>, PropertyConstraint  {
  | 
  | 
  |     
  |     // part of the Validator<Annotation> contract,
  |     // allows to get and use the annotation values
  |     public void initialize(MyProductlineList parameters) {
  | 
  |     }
  | 
  |     // part of the property constraint contract
  |     public boolean isValid(Object value) {
  |             
  |             if (value == null){
  |                     System.out.println("Value is null");
  |                     return true;
  |             }
  |                     
  |             if (!(value instanceof String))
  |             {
  |                     System.out.println("Value is not a string");
  |                     return false;
  |             }
  |                     
  |             String string = (String) value;
  |             String trimmed = string.trim();
  |             
  |             try{
  |                     CcmsProductline cpl = (CcmsProductline) createQuery(
  |                     "select cpl from CcmsProductline cpl where 
cpl.name=:name")
  |                     .setParameter("name", trimmed).getSingleResult();
  | 
  |                     System.out.println("Value is in List");
  |                     return true;
  |             }catch(NoResultException e)
  |             {
  |                     System.out.println("Value is not in List");
  |                     return false;
  |             }
  | 
  |     }
  | 
  |     public void apply(Property arg0) {
  | 
  |     }
  | 
  | }
  | 

Entity:
package com.ccms30.entities;
  | // Generated 16.10.2007 13:32:22 by Hibernate Tools 3.2.0.b9
  | 
  | import java.util.Date;
  | import java.util.HashMap;
  | import java.util.HashSet;
  | import java.util.Set;
  | 
  | import javax.persistence.CascadeType;
  | import javax.persistence.Column;
  | import javax.persistence.Entity;
  | import javax.persistence.FetchType;
  | import javax.persistence.GeneratedValue;
  | import javax.persistence.GenerationType;
  | import javax.persistence.Id;
  | import javax.persistence.JoinColumn;
  | import javax.persistence.JoinTable;
  | import javax.persistence.ManyToMany;
  | import javax.persistence.ManyToOne;
  | import javax.persistence.OneToMany;
  | import javax.persistence.SequenceGenerator;
  | import javax.persistence.Table;
  | import javax.persistence.Temporal;
  | import javax.persistence.TemporalType;
  | import javax.persistence.Transient;
  | 
  | import org.hibernate.validator.Length;
  | import org.hibernate.validator.NotNull;
  | import org.richfaces.model.TreeNode;
  | 
  | import com.ccm30.validators.MyProductlineList;
  | import com.ccms30.treenodes.CcmsTree;
  | /**
  |  * CcmsProductline generated by hbm2java
  |  */
  | @Entity
  | @Table(name = "CCMS_PRODUCTLINE", schema = "CCMSDB")
  | public class CcmsProductline extends CcmsTree implements 
java.io.Serializable {
  | 
  |     private static final long serialVersionUID = 1L;
  |     
  |     private Integer id;
  |     private CcmsProductline ccmsProductline;
  |     private CcmsUser ccmsUser;
  |     private String name;
  |     private String description;
  |     private Date modified;
  |     private Set<CcmsProductline> ccmsProductlines = new 
HashSet<CcmsProductline>(
  |                     0);
  |     private Set<CcmsProduct> ccmsProducts = new HashSet<CcmsProduct>(0);
  |     private Set<CcmsPolicy> ccmsPolicies = new HashSet<CcmsPolicy>(0);
  |     
  |     @Transient
  |     private String ccmsParentProductlineName = 
initCcmsParentProductlineName();
  | 
  |     public CcmsProductline() {
  |     }
  | 
  |     public CcmsProductline(Integer id, String name) {
  |             this.id = id;
  |             this.name = name;
  |     }
  |     public CcmsProductline(Integer id, CcmsProductline ccmsProductline,
  |                     CcmsUser ccmsUser, String name, String description, 
Date modified,
  |                     Set<CcmsProductline> ccmsProductlines,
  |                     Set<CcmsProduct> ccmsProducts, Set<CcmsPolicy> 
ccmsPolicies) {
  |             this.id = id;
  |             this.ccmsProductline = ccmsProductline;
  |             this.ccmsUser = ccmsUser;
  |             this.name = name;
  |             this.description = description;
  |             this.modified = modified;
  |             this.ccmsProductlines = ccmsProductlines;
  |             this.ccmsProducts = ccmsProducts;
  |             this.ccmsPolicies = ccmsPolicies;
  |     }
  | 
  |     @Id @SequenceGenerator(name = "generator", sequenceName = 
"ID_SEQUENCE")  @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = 
"generator")
  |     @Column(name = "ID", unique = true, nullable = false, precision = 22, 
scale = 0)
  |     @NotNull
  |     public Integer getId() {
  |             return this.id;
  |     }
  | 
  |     public void setId(Integer id) {
  |             this.id = id;
  |     }
  |     @ManyToOne(fetch = FetchType.LAZY)
  |     @JoinColumn(name = "PARENT_PRODUCTLINE_ID")
  |     public CcmsProductline getCcmsProductline() {
  |             return this.ccmsProductline;
  |     }
  | 
  |     public void setCcmsProductline(CcmsProductline ccmsProductline) {
  |             this.ccmsProductline = ccmsProductline;
  |     }
  |     @ManyToOne(fetch = FetchType.LAZY)
  |     @JoinColumn(name = "CREATOR")
  |     public CcmsUser getCcmsUser() {
  |             return this.ccmsUser;
  |     }
  | 
  |     public void setCcmsUser(CcmsUser ccmsUser) {
  |             this.ccmsUser = ccmsUser;
  |     }
  | 
  |     @Column(name = "NAME", nullable = false, length = 200)
  |     @NotNull
  |     @Length(max = 200)
  |     public String getName() {
  |             return this.name;
  |     }
  | 
  |     public void setName(String name) {
  |             this.name = name;
  |     }
  | 
  |     @Column(name = "DESCRIPTION", length = 4000)
  |     @Length(max = 4000)
  |     public String getDescription() {
  |             return this.description;
  |     }
  | 
  |     public void setDescription(String description) {
  |             this.description = description;
  |     }
  |     @Temporal(TemporalType.DATE)
  |     @Column(name = "MODIFIED", length = 7)
  |     public Date getModified() {
  |             return this.modified;
  |     }
  | 
  |     public void setModified(Date modified) {
  |             this.modified = modified;
  |     }
  |     @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY, mappedBy 
= "ccmsProductline")
  |     public Set<CcmsProductline> getCcmsProductlines() {
  |             return this.ccmsProductlines;
  |     }
  | 
  |     public void setCcmsProductlines(Set<CcmsProductline> ccmsProductlines) {
  |             this.ccmsProductlines = ccmsProductlines;
  |     }
  |     @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY, mappedBy 
= "ccmsProductline")
  |     public Set<CcmsProduct> getCcmsProducts() {
  |             return this.ccmsProducts;
  |     }
  | 
  |     public void setCcmsProducts(Set<CcmsProduct> ccmsProducts) {
  |             this.ccmsProducts = ccmsProducts;
  |     }
  |     @ManyToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY)
  |     @JoinTable(name = "CCMS_POLICY_PRODUCTLINE_Z", joinColumns = 
@JoinColumn(name = "policy_id"), inverseJoinColumns = @JoinColumn(name = 
"productline_id"))
  |     public Set<CcmsPolicy> getCcmsPolicies() {
  |             return this.ccmsPolicies;
  |     }
  | 
  |     public void setCcmsPolicies(Set<CcmsPolicy> ccmsPolicies) {
  |             this.ccmsPolicies = ccmsPolicies;
  |     }
  |     
  |     public String initCcmsParentProductlineName()
  |     {
  |             if(ccmsProductline!=null)
  |                     return ccmsProductline.getName();
  |             else
  |                     return "";
  |     }
  |     
  | 
  |     @Transient
  |     @MyProductlineList
  |     public String getCcmsParentProductlineName() {
  |             System.out.println("operation called");
  |             return ccmsParentProductlineName;
  |     }
  |     
  |     @Transient
  |     public void setCcmsParentProductlineName(String 
ccmsParentProductlineName) {
  |             this.ccmsParentProductlineName = ccmsParentProductlineName;
  |     }
  | 
  |     @Override
  |     public String receiveType() {
  |             // TODO Auto-generated method stub
  |             return "CcmsProduct/CcmsProductline";
  |     }
  |     
  | }

Exception:


Exception during request processing:
  | Caused by javax.servlet.ServletException with message: 
"#{ccmsProductlineHome.persist}: java.lang.reflect.UndeclaredThrowableException"
  | 
  | javax.faces.webapp.FacesServlet.service(FacesServlet.java:256)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
  | org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
  | org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
  | org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
com.ccms30.auth.filter.UserAuthentication.doFilter(UserAuthentication.java:37)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
  | 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
  | 
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
  | 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)
  | 
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
  | 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
  | 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
  | 
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
  | 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  | org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
  | org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
  | 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
  | org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
  | java.lang.Thread.run(Thread.java:595)
  | 
  | Caused by javax.faces.FacesException with message: 
"#{ccmsProductlineHome.persist}: java.lang.reflect.UndeclaredThrowableException"
  | 
  | 
com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:107)
  | javax.faces.component.UICommand.broadcast(UICommand.java:383)
  | org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:186)
  | org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:164)
  | 
org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:352)
  | 
com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
  | com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
  | com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
  | javax.faces.webapp.FacesServlet.service(FacesServlet.java:244)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
  | org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
  | org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
  | org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
com.ccms30.auth.filter.UserAuthentication.doFilter(UserAuthentication.java:37)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
  | 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
  | 
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
  | 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)
  | 
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
  | 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
  | 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
  | 
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
  | 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  | org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
  | org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
  | 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
  | org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
  | java.lang.Thread.run(Thread.java:595)
  | 
  | Caused by javax.faces.el.EvaluationException with message: 
"java.lang.reflect.UndeclaredThrowableException"
  | 
  | 
javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:91)
  | 
com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:91)
  | javax.faces.component.UICommand.broadcast(UICommand.java:383)
  | org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:186)
  | org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:164)
  | 
org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:352)
  | 
com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
  | com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
  | com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
  | javax.faces.webapp.FacesServlet.service(FacesServlet.java:244)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
  | org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
  | org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
  | org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
  | 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
  | org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
com.ccms30.auth.filter.UserAuthentication.doFilter(UserAuthentication.java:37)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  | 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  | 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  | 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
  | 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
  | 
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
  | 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)
  | 
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
  | 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
  | 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
  | 
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
  | 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  | org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
  | org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
  | 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
  | org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
  | java.lang.Thread.run(Thread.java:595)
  | 
  | Caused by java.lang.reflect.UndeclaredThrowableException with message: ""
  | 
  | org.apache.commons.logging.impl.Log4jProxy.log(Log4jProxy.java:309)
  | org.apache.commons.logging.impl.Log4jProxy.debug(Log4jProxy.java:253)
  | org.apache.commons.logging.impl.Log4JLogger.debug(Log4JLogger.java:128)
  | 
org.hibernate.engine.Collections.processReachableCollection(Collections.java:176)
  | org.hibernate.event.def.FlushVisitor.processCollection(FlushVisitor.java:37)
  | 
org.hibernate.event.def.AbstractVisitor.processValue(AbstractVisitor.java:101)
  | 
org.hibernate.event.def.AbstractVisitor.processValue(AbstractVisitor.java:61)
  | 
org.hibernate.event.def.AbstractVisitor.processEntityPropertyValues(AbstractVisitor.java:55)
  | 
org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:138)
  | 
org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196)
  | 
org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76)
  | 
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:35)
  | org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969)
  | org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  | org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  | org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:64)
  | 
com.ccm30.validators.MyProductlineListValidator.isValid(MyProductlineListValidator.java:48)
  | 
org.hibernate.validator.ClassValidator.getInvalidValues(ClassValidator.java:341)
  | 
org.hibernate.validator.ClassValidator.getInvalidValues(ClassValidator.java:307)
  | 
org.hibernate.validator.event.ValidateEventListener.validate(ValidateEventListener.java:134)
  | 
org.hibernate.validator.event.ValidateEventListener.onPreInsert(ValidateEventListener.java:167)
  | 
org.hibernate.action.EntityInsertAction.preInsert(EntityInsertAction.java:156)
  | org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:49)
  | org.hibernate.engine.ActionQueue.execute(ActionQueue.java:250)
  | org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:234)
  | org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:141)
  | 
org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298)
  | 
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:41)
  | org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969)
  | org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  | org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  | org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:64)
  | 
com.ccm30.validators.MyProductlineListValidator.isValid(MyProductlineListValidator.java:48)
  | 
org.hibernate.validator.ClassValidator.getInvalidValues(ClassValidator.java:341)
  | 
org.hibernate.validator.ClassValidator.getInvalidValues(ClassValidator.java:307)
  | 
org.hibernate.validator.event.ValidateEventListener.validate(ValidateEventListener.java:134)
  | 
org.hibernate.validator.event.ValidateEventListener.onPreInsert(ValidateEventListener.java:167)
  | 
org.hibernate.action.EntityInsertAction.preInsert(EntityInsertAction.java:156)
  | org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:49)
  | org.hibernate.engine.ActionQueue.execute(ActionQueue.java:250)
  | org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:234)
  | org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:141)
  | 
org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298)
  | 
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:41)
  | org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969)
  | org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  | org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  | org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:64)
  | 
com.ccm30.validators.MyProductlineListValidator.isValid(MyProductlineListValidator.java:48)
  | ...



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