Entrar Ainda não tem acesso?
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Gravar em autor.xhtml

Referente ao curso Java e JSF I: Sua aplicação web com JSF2, no capítulo Entendendo MVC e integrando o banco de dados com JPA 2 e atividade Entendendo MVC e integrando o banco de dados com JPA 2

por GABRIEL VASCONCELLOS PIMENTEL DE OLIVEIRA
| 75.4k xp | 2 posts
ADVERTÊNCIA: #{autorBean.gravar}: java.lang.ExceptionInInitializerError
javax.faces.FacesException: #{autorBean.gravar}: java.lang.ExceptionInInitializerError
    at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:117)
    at javax.faces.component.UICommand.broadcast(UICommand.java:315)
    at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:791)
    at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1256)
    at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81)
    at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
    at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
    at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
    at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373)
    at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
    at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
    at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1589)
    at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: javax.faces.el.EvaluationException: java.lang.ExceptionInInitializerError
    at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:101)
    at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:101)
    ... 29 more
Caused by: java.lang.ExceptionInInitializerError
    at br.com.caelum.livraria.dao.DAO.adiciona(DAO.java:19)
    at br.com.caelum.livraria.bean.AutorBean.gravar(AutorBean.java:20)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    at org.apache.el.parser.AstValue.invoke(AstValue.java:247)
    at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:267)
    at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:105)
    at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:87)
    ... 30 more
Caused by: javax.persistence.PersistenceException: No Persistence provider for EntityManager named livraria
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:69)
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47)
    at br.com.caelum.livraria.dao.JPAUtil.<clinit>(JPAUtil.java:10)
    ... 40 more
2 respostas
por GABRIEL VASCONCELLOS PIMENTEL DE OLIVEIRA
| 75.4k xp | 2 posts

Continuação...



jul 17, 2020 12:03:30 PM org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: Servlet.service() for servlet [Faces Servlet] in context with path [/livraria] threw exception [java.lang.ExceptionInInitializerError] with root cause
javax.persistence.PersistenceException: No Persistence provider for EntityManager named livraria
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:69)
    at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47)
    at br.com.caelum.livraria.dao.JPAUtil.<clinit>(JPAUtil.java:10)
    at br.com.caelum.livraria.dao.DAO.adiciona(DAO.java:19)
    at br.com.caelum.livraria.bean.AutorBean.gravar(AutorBean.java:20)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.ba
por Otávio Prado
| 4789.8k xp | 9225 posts
Caused by: javax.persistence.PersistenceException: No Persistence provider for EntityManager named livraria

Confirma se o arquivo persistence.xml se encontra em: src > META-INF > persistence.xml com o conteúdo:

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
    version="2.0">

    <persistence-unit name="livraria" transaction-type="RESOURCE_LOCAL">

           <provider>org.hibernate.ejb.HibernatePersistence</provider>

        <class>br.com.caelum.livraria.modelo.Livro</class>
        <class>br.com.caelum.livraria.modelo.Autor</class>

        <properties>
            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost/livrariadb" />
            <property name="javax.persistence.jdbc.user" value="root" />
            <property name="javax.persistence.jdbc.password" value="" />

            <property name="hibernate.hbm2ddl.auto" value="update" />
            <property name="hibernate.show_sql" value="true" />
            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL5InnoDBDialect" />
        </properties>
    </persistence-unit>

</persistence>

E se no diretório /livraria/WebContent/WEB-INF/lib/ tem os arquivos:

  • hibernate-core-4.1.8.Final.jar
  • hibernate-entitymanager-4.1.8.Final.jar
  • hibernate-jpa-2.0-api-1.0.1.Final.jar
  • hibernate-validator-4.3.0.Final.jar