O meu problema é o seguinte, tenho uma classe que tem muitos relacionamentos de dependências e chaves estrangeiras. Todos os relacionamentos funcionam porém um atributo do tipo java.lang.Integer que é chave unica da classe está me trazendo dores de cabeça intermináveis.
Segue minha classe :
/**
*
* @author tiago
*/
@Entity
@Table(name = "comunicacao", schema="comunicacaointerna",
uniqueConstraints={@UniqueConstraint(columnNames={ "connumero", "conloccodigo", "conrefano" })})
public class Comunicacao implements Serializable {
private static final long serialVersionUID = 1L;
@SequenceGenerator(sequenceName="comunicacaointerna.comunicacao_concodigo_seq", name = "comunicacao_concodigo_seq")
@Id @GeneratedValue(generator="comunicacao_concodigo_seq")
@Column(name = "concodigo", nullable = false)
private Integer codigo;
@Column(name = "contexto")
private String texto;
@Column(name = "connumero", nullable = false)
private Integer numero;
@ManyToOne
@JoinColumn(name = "conloccodigo", nullable = false)
private LocalidadeComunicacao localidadeRedigente;
@ManyToOne
@JoinColumn(name = "conrefano", referencedColumnName = "refano")
private Referencia referencia;
@Column(name = "condata", nullable = false)
@Temporal(TemporalType.TIMESTAMP)
private Date data;
@Column(name = "convisaoremetente")
private TipoVisaoComunicacao visaoRemetente;
@Column(name = "convisaodestinatario")
private TipoVisaoComunicacao visaoDestinatario;
@Column(name = "confinalizada")
private Boolean finalizada;
@ManyToOne
@JoinColumn(name = "conasscodigo", referencedColumnName = "asscodigo")
private Assunto assunto;
@OneToMany( mappedBy = "comunicacao")
private List<ComunicacaoRespostas> respostas;
@OneToOne(optional=true, mappedBy = "resposta")
private ComunicacaoRespostas comunicacaoResposta;
@OneToMany( mappedBy = "comunicacao")
private List<ComunicacaoAnexos> anexos;
@OneToMany( mappedBy = "comunicacao")
private List<ComunicacaoRemetenteDestinatario> remetenteDestinatarioList;
@OneToMany( mappedBy = "comunicacao")
@OrderBy("codigo")
private List<ComunicacaoEstado> comunicacaoEstadoList;
public Comunicacao() {
super();
// TODO Auto-generated constructor stub
}
public Comunicacao(Integer codigo) {
super();
this.codigo = codigo;
}
public Comunicacao(Integer numero,
LocalidadeComunicacao localidadeRedigente, Referencia referencia) {
super();
this.numero = numero;
this.localidadeRedigente = localidadeRedigente;
this.referencia = referencia;
}
/**
* @return the codigo
*/
public Integer getCodigo() {
return codigo;
}
/**
* @param codigo the codigo to set
*/
public void setCodigo(Integer codigo) {
this.codigo = codigo;
}
/**
* @return the numero
*/
public Integer getNumero() {
return numero;
}
/**
* @param numero the numero to set
*/
public void setNumero(Integer numero) {
this.numero = numero;
}
/** aqui entra os get e set restante que estão escritos corretamente **/
}
E agora o stacktrace:
com.sun.faces.mgbean.ManagedBeanCreationException: Cant instantiate class: br.edu.uniformg.controle.ComunicacaoFacade.
at com.sun.faces.mgbean.BeanBuilder.newBeanInstance(BeanBuilder.java:193)
at com.sun.faces.mgbean.BeanBuilder.build(BeanBuilder.java:105)
at com.sun.faces.mgbean.BeanManager.createAndPush(BeanManager.java:369)
at com.sun.faces.mgbean.BeanManager.create(BeanManager.java:222)
at com.sun.faces.el.ManagedBeanELResolver.getValue(ManagedBeanELResolver.java:88)
at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53)
at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:73)
at org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:45)
at org.apache.el.parser.AstValue.getValue(AstValue.java:86)
at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
at javax.faces.component.UIData.getValue(UIData.java:608)
at org.ajax4jsf.component.UIDataAdaptor.getValue(UIDataAdaptor.java:1459)
at org.ajax4jsf.component.SequenceDataAdaptor.getDataModel(SequenceDataAdaptor.java:70)
at org.ajax4jsf.component.SequenceDataAdaptor.createDataModel(SequenceDataAdaptor.java:64)
at org.ajax4jsf.component.UIDataAdaptor.getExtendedDataModel(UIDataAdaptor.java:592)
at org.ajax4jsf.component.UIDataAdaptor.walk(UIDataAdaptor.java:994)
at org.richfaces.renderkit.AbstractRowsRenderer.encodeRows(AbstractRowsRenderer.java:107)
at org.richfaces.renderkit.AbstractRowsRenderer.encodeRows(AbstractRowsRenderer.java:92)
at org.richfaces.renderkit.AbstractRowsRenderer.encodeChildren(AbstractRowsRenderer.java:139)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:826)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:936)
at javax.faces.render.Renderer.encodeChildren(Renderer.java:148)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:826)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:936)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:942)
at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:577)
at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108)
at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:216)
at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:110)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141)
at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Unknown Source)
Caused by: javax.persistence.PersistenceException: org.hibernate.PropertyAccessException: could not get a field value by reflection getter of br.edu.uniformg.comunicacaointerna.entidade.Comunicacao.numero
at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:630)
at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:75)
at br.edu.uniformg.comunicacaointerna.modelo.ComunicacaoDAO.listaComunicacaoLocalidade(ComunicacaoDAO.java:101)
at br.edu.uniformg.comunicacaointerna.modelo.ComunicacaoDAO.listaComunicacaoRecebidasLocalidade(ComunicacaoDAO.java:106)
at br.edu.uniformg.controle.ComunicacaoFacade.listarRecebidasPendentes(ComunicacaoFacade.java:41)
at br.edu.uniformg.controle.ComunicacaoFacade.(ComunicacaoFacade.java:34)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at com.sun.faces.mgbean.BeanBuilder.newBeanInstance(BeanBuilder.java:188)
… 48 more
Caused by: org.hibernate.PropertyAccessException: could not get a field value by reflection getter of br.edu.uniformg.comunicacaointerna.entidade.Comunicacao.numero
at org.hibernate.property.DirectPropertyAccessor$DirectGetter.get(DirectPropertyAccessor.java:35)
at org.hibernate.tuple.component.AbstractComponentTuplizer.getPropertyValue(AbstractComponentTuplizer.java:64)
at org.hibernate.tuple.component.AbstractComponentTuplizer.getPropertyValues(AbstractComponentTuplizer.java:70)
at org.hibernate.tuple.component.PojoComponentTuplizer.getPropertyValues(PojoComponentTuplizer.java:86)
at org.hibernate.type.ComponentType.getPropertyValues(ComponentType.java:353)
at org.hibernate.type.ComponentType.getHashCode(ComponentType.java:184)
at org.hibernate.engine.EntityUniqueKey.generateHashCode(EntityUniqueKey.java:63)
at org.hibernate.engine.EntityUniqueKey.(EntityUniqueKey.java:44)
at org.hibernate.type.EntityType.loadByUniqueKey(EntityType.java:596)
at org.hibernate.type.EntityType.resolve(EntityType.java:382)
at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:116)
at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:854)
at org.hibernate.loader.Loader.doQuery(Loader.java:729)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
at org.hibernate.loader.Loader.doList(Loader.java:2220)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
at org.hibernate.loader.Loader.list(Loader.java:2099)
at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:66)
… 59 more
Caused by: java.lang.IllegalArgumentException: Can not set java.lang.Integer field br.edu.uniformg.comunicacaointerna.entidade.Comunicacao.numero to java.lang.Integer
at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown Source)
at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown Source)
at sun.reflect.UnsafeFieldAccessorImpl.ensureObj(Unknown Source)
at sun.reflect.UnsafeObjectFieldAccessorImpl.get(Unknown Source)
at java.lang.reflect.Field.get(Unknown Source)
at org.hibernate.property.DirectPropertyAccessor$DirectGetter.get(DirectPropertyAccessor.java:32)
… 81 more
Esse problema acontece sempre que dou um merge no objeto comunicação ou tento fazer uma consulta na tabela listando os resultados.
Consigo persistir numa boa.