Fala galera, blz?
entao to seguindo a fj28
e no capitulo 8 to com problemas pra refatorar o DAO
package br.com.caelum.goodbuy.infra;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import br.com.caelum.vraptor.ioc.Component;
import br.com.caelum.vraptor.ioc.ComponentFactory;
@Component
public class CriadorDeSession implements ComponentFactory<Session> {
private final SessionFactory factory;
public CriadorDeSession(SessionFactory factory) {
this.factory = factory;
}
@Override
public Session getInstance() {
Session session = factory.openSession();
return session;
}
}package br.com.caelum.goodbuy.infra;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;
import br.com.caelum.vraptor.ioc.Component;
import br.com.caelum.vraptor.ioc.ComponentFactory;
@Component
public class CriadorDeSessionFactory implements ComponentFactory<SessionFactory> {
@Override
public SessionFactory getInstance() {
AnnotationConfiguration cfg = new AnnotationConfiguration();
cfg.configure();
SessionFactory factory = cfg.buildSessionFactory();
return factory;
}
}
[code]
package br.com.caelum.goodbuy.dao;
import java.util.List;
import org.hibernate.Transaction;
import org.hibernate.Session;
import br.com.caelum.goodbuy.modelo.Produto;
import br.com.caelum.vraptor.ioc.Component;
@Component
public class ProdutoDAO {
private final Session session;
public ProdutoDAO(Session session) {
this.session = session;
}[/code]
e a exception
pr 1, 2011 10:48:34 AM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet default threw exception
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'produtosController': Unsatisfied dependency expressed through constructor argument with index 0 of type [br.com.caelum.goodbuy.dao.ProdutoDAO]: : Error creating bean with name 'produtoDAO': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.Session]: : Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'produtoDAO': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.Session]: : Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:730)
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:196)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1003)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:907)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:485)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$2.getObject(AbstractBeanFactory.java:329)
at org.springframework.web.context.request.AbstractRequestAttributesScope.get(AbstractRequestAttributesScope.java:43)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:325)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:263)
at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1083)
at br.com.caelum.vraptor.ioc.spring.SpringBasedContainer.instanceFor(SpringBasedContainer.java:86)
at br.com.caelum.vraptor.interceptor.InstantiateInterceptor.intercept(InstantiateInterceptor.java:46)
at br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:54)
at br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:54)
at br.com.caelum.vraptor.core.LazyInterceptorHandler.execute(LazyInterceptorHandler.java:61)
at br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:54)
at br.com.caelum.vraptor.interceptor.ExceptionHandlerInterceptor.intercept(ExceptionHandlerInterceptor.java:71)
at br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:54)
at br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:54)
at br.com.caelum.vraptor.interceptor.ResourceLookupInterceptor.intercept(ResourceLookupInterceptor.java:69)
at br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:54)
at br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:54)
at br.com.caelum.vraptor.core.EnhancedRequestExecution.execute(EnhancedRequestExecution.java:23)
at br.com.caelum.vraptor.VRaptor$1.insideRequest(VRaptor.java:92)
at br.com.caelum.vraptor.ioc.spring.SpringProvider.provideForRequest(SpringProvider.java:58)
at br.com.caelum.vraptor.VRaptor.doFilter(VRaptor.java:89)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:636)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'produtoDAO': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.Session]: : Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:730)
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:196)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1003)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:907)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:485)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$2.getObject(AbstractBeanFactory.java:329)
at org.springframework.web.context.request.AbstractRequestAttributesScope.get(AbstractRequestAttributesScope.java:43)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:325)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:844)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:786)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:703)
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:795)
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:723)
... 39 more
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'br.com.caelum.goodbuy.infra.CriadorDeSession': FactoryBean threw exception on object creation; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:149)
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getObjectFromFactoryBean(FactoryBeanRegistrySupport.java:109)
at org.springframework.beans.factory.support.AbstractBeanFactory.getObjectForBeanInstance(AbstractBeanFactory.java:1429)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:245)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:844)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:786)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:703)
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:795)
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:723)
... 53 more
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'criadorDeSession': Unsatisfied dependency expressed through constructor argument with index 0 of type [org.hibernate.SessionFactory]: : No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:730)
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:196)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1003)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:907)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:485)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$2.getObject(AbstractBeanFactory.java:329)
at org.springframework.web.context.request.AbstractRequestAttributesScope.get(AbstractRequestAttributesScope.java:43)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:325)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:263)
at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1083)
at br.com.caelum.vraptor.ioc.spring.SpringBasedContainer.instanceFor(SpringBasedContainer.java:86)
at br.com.caelum.vraptor.ioc.spring.ComponentFactoryBean.getObject(ComponentFactoryBean.java:43)
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:142)
... 62 more
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [org.hibernate.SessionFactory] is defined: expected single matching bean but found 2: [br.com.caelum.vraptor.util.hibernate.SessionFactoryCreator, br.com.caelum.goodbuy.infra.CriadorDeSessionFactory]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:796)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:703)
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:795)
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:723)
... 76 more