Erro: Could not find datasource: java:comp/env/jdbc/oobjCentralDs - Como resolver?

Problema

Quando o serviço Tomcat, usado pela Aplicação Oobj, é iniciado e o mesmo não possui configurado a conexão com o Banco de Dados é mostrado o erro abaixo nos logs do serviço:

[localhost-startStop-1] 0906 08:38:03,927 INFO  NamingHelper - JNDI InitialContext properties:{}
[localhost-startStop-1] 0906 08:38:03,928 ERROR ceConnectionProvider - Could not find datasource: java:comp/env/jdbc/oobjCentralDs
javax.naming.NameNotFoundException: Name [jdbc/oobjCentralDs] is not bound in this Context. Unable to find [jdbc].
	at org.apache.naming.NamingContext.lookup(NamingContext.java:819)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:167)
	at org.apache.naming.factory.ResourceLinkFactory.getObjectInstance(ResourceLinkFactory.java:97)
	at javax.naming.spi.NamingManager.getObjectInstance(Unknown Source)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:842)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:830)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:830)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:830)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:167)
	at org.apache.naming.SelectorContext.lookup(SelectorContext.java:156)
	at javax.naming.InitialContext.lookup(Unknown Source)
	at org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:75)
	at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)
	at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29)
	at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89)
	at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2101)
	at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1325)
	at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867)
	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669)
	at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126)
	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)
	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)
	at org.utils.core.dao.jpa.jse.JpaDaoImplJse.createEntityManagerFactory(JpaDaoImplJse.java:59)
	at org.utils.core.dao.jpa.jse.support.EntityManagerFactoryListener.contextInitialized(EntityManagerFactoryListener.java:36)
	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5068)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5584)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1259)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1998)
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

 

Normalmente, esse problema ocorre quando há reinstalação do Tomcat, e algumas configurações são perdidas.

 

Solução/Procedimento

Para corrigir esse problema deverá ser editado o arquivo server.xml salvo no caminho (padrão) >> C:\Oobj\Aplicativos\Tomcat7\conf\server.xml. Para isso, abra o arquivo com um editor de texto (recomendamos o NotePad++).

 

Siga os passos para corrigir o problema:

1 - Localize seguinte o trecho dentro do arquivo server.xml:

<Resource name="UserDatabase" auth="Container"
              type="org.apache.catalina.UserDatabase"
              description="User database that can be updated and saved"
              factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
              pathname="conf/tomcat-users.xml" />

 

A depender do Banco de Dados usado, a string de conexão pode mudar um pouco. Veja abaixo um exemplo para cada um dos Bancos de Dados que são compatíveis com a Aplicação Oobj.

 

2 - Inseria a string de conexão de acordo com o seu Banco de Dados:

  • Para Banco de Dados PostgreSQL:
<Resource acquireIncrement="5" acquireRetryAttempts="30" acquireRetryDelay="1000" 
	auth="Container" driverClass="org.postgresql.Driver" 
	factory="org.apache.naming.factory.BeanFactory" jdbcUrl="jdbc:postgresql://127.0.0.1/oobj_nfe_central" 
	maxIdleTime="240" maxPoolSize="20" minPoolSize="5"  name="jdbc/oobjCentralDs" 
	password="oobj.postgres" type="com.mchange.v2.c3p0.ComboPooledDataSource" user="postgres"/>

 

  • Para Banco de Dados SQL Server:
<Resource acquireIncrement="5" acquireRetryAttempts="30" acquireRetryDelay="1000" 
	auth="Container" driverClass="net.sourceforge.jtds.jdbc.Driver" 
	factory="org.apache.naming.factory.BeanFactory" jdbcUrl="jdbc:jtds:sqlserver://10.102.20.126:1433/NFE" 
	maxIdleTime="240" maxPoolSize="20" minPoolSize="5" name="jdbc/oobjCentralDs" 
	password="su_nfe" type="com.mchange.v2.c3p0.ComboPooledDataSource" user="u_nfe"/>

 

  • Para Banco de Dados Oracle:
<Resource acquireIncrement="5" acquireRetryAttempts="30" acquireRetryDelay="1000" 
	auth="Container" driverClass="oracle.jdbc.driver.OracleDriver" 
	factory="org.apache.naming.factory.BeanFactory" jdbcUrl="jdbc:oracle:thin:@//192.168.0.121:1521/orcl" 
	maxIdleTime="240" maxPoolSize="150" minPoolSize="5" name="jdbc/oobjCentralDs" 
	password="teste" type="com.mchange.v2.c3p0.ComboPooledDataSource" user="teste"/>

 

3 - Após adicionar a string de conexão com o banco de dados, deverá ficar como no exemplo abaixo:

<GlobalNamingResources>
	<!-- Editable user database that can also be used by
         UserDatabaseRealm to authenticate users
    -->
	<Resource name="UserDatabase" auth="Container"
              type="org.apache.catalina.UserDatabase"
              description="User database that can be updated and saved"
              factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
              pathname="conf/tomcat-users.xml" />

	<!-- PostgreSQL -->
	<Resource acquireIncrement="3" acquireRetryAttempts="30" acquireRetryDelay="1000" 
    		auth="Container" driverClass="org.postgresql.Driver" 
    		factory="org.apache.naming.factory.BeanFactory" jdbcUrl="jdbc:postgresql://localhost:5432/oobj_nfe_central" 
    		maxIdleTime="240" maxPoolSize="100" minPoolSize="5" name="jdbc/oobjCentralDs" 
    		password="oobj.postgres" type="com.mchange.v2.c3p0.ComboPooledDataSource" user="postgres"/>
</GlobalNamingResources>

 

4 - Salve o arquivo server.xml e reinicie o Serviço Apache Tomcat 7

 

Referência

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