i am trying to insert the value in databases but it is fired by hibernate...
i have menationed all detail here
Hibernate: select unwanted0_.ID as ID0_0_, unwanted0_.name as name0_0_ from UNWANTED unwanted0_ where unwanted0_.ID=?
org.hibernate.MappingException: Unknown entity: java.lang.Long
at org.hibernate.impl.SessionFactoryImpl.getEntityPer sister(SessionFactoryImpl.java:548)
at org.hibernate.impl.SessionImpl.getEntityPersister( SessionImpl.java:1338)
at org.hibernate.engine.ForeignKeys.isTransient(Forei gnKeys.java:180)
at org.hibernate.event.def.AbstractSaveEventListener. getEntityState(AbstractSaveEventListener.java:487)
at org.hibernate.event.def.DefaultPersistEventListene r.onPersist(DefaultPersistEventListener.java:70)
at org.hibernate.event.def.DefaultPersistEventListene r.onPersist(DefaultPersistEventListener.java:38)
at org.hibernate.impl.SessionImpl.firePersist(Session Impl.java:618)
at org.hibernate.impl.SessionImpl.persist(SessionImpl .java:592)
at org.hibernate.impl.SessionImpl.persist(SessionImpl .java:596)
at org.apache.jsp.unwanted_jsp._jspService(unwanted_j sp.java:131)
at org.apache.jasper.runtime.HttpJspBase.service(Http JspBase.java:97)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
at org.apache.jasper.servlet.JspServletWrapper.servic e(JspServletWrapper.java:332)
at org.apache.jasper.servlet.JspServlet.serviceJspFil e(JspServlet.java:314)
at org.apache.jasper.servlet.JspServlet.service(JspSe rvlet.java:264)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:269)
at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:188)
at org.apache.catalina.core.StandardWrapperValve.invo ke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invo ke(StandardContextValve.java:174)
at org.apache.catalina.core.StandardHostValve.invoke( StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:117)
at org.apache.catalina.core.StandardEngineValve.invok e(StandardEngineValve.java:108)
at org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:151)
at org.apache.coyote.http11.Http11Processor.process(H ttp11Processor.java:874)
at org.apache.coyote.http11.Http11BaseProtocol$Http11 ConnectionHandler.processConnection(Http11BaseProt ocol.java:665)
at org.apache.tomcat.util.net.PoolTcpEndpoint.process Socket(PoolTcpEndpoint.java:528)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThr ead.runIt(LeaderFollowerWorkerThread.java:81)
at org.apache.tomcat.util.threads.ThreadPool$ControlR unnable.run(ThreadPool.java:689)
at java.lang.Thread.run(Unknown Source)
org.apache.jasper.JasperException: Exception in JSP: /unwanted.jsp:4
1: <%@ include file="protected.jsp" %>
2: <%@ include file="header.jsp" %>
3: <%
4: Long id=Long.valueOf(request.getParameter("Id"));
5: Session sess = HibernateUtil.currentSession();
6: Unwanted u= new Unwanted();
7:
Stacktrace:
my mapping looks like it..
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.ats.custFlight.pojo.Unwanted" table="unwanted" lazy="false">
<id column="ID" name="id" type="java.lang.Long"/>
<property column="name" name="name" type="java.lang.String"/>
</class>
</hibernate-mapping>
my code to upload data is--
Long id=Long.valueOf(request.getParameter("Id"));
Session sess = HibernateUtil.currentSession();
Unwanted u= new Unwanted();
Unwanted u2 = (Unwanted) sess.get (Unwanted.class,(long)77);
u.setId(id);
u.setName("RAHUL");
try{
sess.save(u);
}catch( Exception e )
{
e.printStackTrace();
}
System.out.println(" size is " + u.getId());
my hibernate.util code is--
package com.ats.custFlight.util;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.*;
import org.hibernate.cfg.*;
public class HibernateUtil {
private static Log log = LogFactory.getLog(HibernateUtil.class);
private static final SessionFactory sessionFactory;
static {
try {
// Create the SessionFactory
sessionFactory = new Configuration().configure().buildSessionFactory();
} catch (Throwable ex) {
// Make sure you log the exception, as it might be swallowed
log.error("Initial SessionFactory creation failed.", ex);
ex.printStackTrace();
throw new ExceptionInInitializerError(ex);
}
}
public static final ThreadLocal < Session > session = new ThreadLocal < Session > ();
public static Session currentSession() throws HibernateException {
Session s = (Session) session.get();
// Open a new Session, if this Thread has none yet
if (s == null) {
s = sessionFactory.openSession();
session.set(s);
}
return s;
}
public static void closeSession() throws HibernateException {
Session s = (Session) session.get();
session.set(null);
if (s != null)
s.close();
}
}
and JAVA CLASS IS..
package com.ats.custFlight.pojo;
public class Unwanted {
Long id;
String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
}