problème config hibernate
Bonjour,
Je tente d'utiliser hibernate.
J'ai sous mon répertoire web-inf, un fichier hibernate.cfg.xml
Voici son contenu:
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<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="hibernate.connection.driver_class">
oracle.jdbc.driver.OracleDriver</property>
<property name="hibernate.connection.url">
jdbc:oracle:thin:@myserver:1521:mydb</property>
<property name="hibernate.connection.username">user</property>
<property name="hibernate.connection.password">pwd</property>
<property name="hibernate.connection.pool_size">10</property>
<property name="show_sql">true</property>
<property name="dialect">org.hibernate.dialect.OracleDialect</property>
<property name="hibernate.hbm2ddl.auto">update</property>
<!-- Mapping files -->
<mapping resource="branch.hbm.xml"/>
</session-factory>
</hibernate-configuration> |
J'ai mon fichier branch.hbm.xml placé au même endroit :
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<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="testhibern.bean.Branch" table="schema.branch">
<id name="id" type="long" column="ind_id">
<generator class="assigned"/>
</id>
<property name="code">
<column name="br_code" />
</property>
<property name="director">
<column name="br_dir" />
</property>
<property name="name">
<column name="br_name" />
</property>
<property name="type">
<column name="br_type"/>
</property>
</class>
</hibernate-mapping> |
le tout est appelé de ma servlet qui est placée sous le répertoire src + nom du package
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package testhibern;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import testhibern.bean.Branch;
/**
* @author
*
*
* Hibernate insert data into Branch table
*/
public class FirstExample extends HttpServlet{
/**
*
*/
private static final long serialVersionUID = -7841874428262567796L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
Session session = null;
try{
// This step will read hibernate.cfg.xml and prepare hibernate for use
SessionFactory sessionFactory = new
Configuration().configure().buildSessionFactory();
session =sessionFactory.openSession();
//Create new instance of Contact and set values in it by reading them from form object
System.out.println("Inserting Record");
Branch branch = new Branch();
branch.setCode("1337");
branch.setDirector("USER");
branch.setName("Agence Fantôme test");
branch.setType(1);
session.save(branch);
System.out.println("Done");
}catch(Exception e){
System.out.println(e.getMessage());
}finally{
// Actual contact insertion will happen at this step
session.flush();
session.close();
}
}
} |
Et j'ai ce joli message d'erreur :
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2010-11-30 14:45:00,981 ERROR [[FirstExample]] "Servlet.service()" pour la servlet FirstExample a généré une exception
java.lang.NullPointerException
at testhibern.FirstExample.doGet(FirstExample.java:56)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:693)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
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.geronimo.tomcat.valve.DefaultSubjectValve.invoke(DefaultSubjectValve.java:56)
at org.apache.geronimo.tomcat.GeronimoStandardContext$SystemMethodValve.invoke(GeronimoStandardContext.java:406)
at org.apache.geronimo.tomcat.valve.GeronimoBeforeAfterValve.invoke(GeronimoBeforeAfterValve.java:47)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:567)
at org.apache.geronimo.tomcat.valve.ThreadCleanerValve.invoke(ThreadCleanerValve.java:40)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
at java.lang.Thread.run(Unknown Source) |
Apparemment il ne trouve donc pas mon fichier de configuration hibernate.cfg.xml
Pourriez-vous m'aider ?
