I am new to Hibernate with axis2 in tomcat..
I am unable to initiate session.Please help me.I am giving my full code here.I am trying from 2 days.
I included all dependent jars in axis2/lib and hibernate config and mapping files in axis2/classes
Following is the error log
[INFO] configuring from resource: /hibernate.cfg.xml
[INFO] Configuration resource: /hibernate.cfg.xml
[INFO] Mapping resource: testtableMapping.hbm.xml
[INFO] Mapping class: ch.elca.des.testwebservice.testService -> "testtable"
[INFO] Configured SessionFactory: null
[INFO] processing extends queue
[INFO] processing collection mappings
[INFO] processing association property references
[INFO] processing foreign key constraints
[INFO] Using dialect: org.hibernate.dialect.PostgreSQLDialect
[INFO] Default batch fetch size: 1
[INFO] Generate SQL with comments: disabled
[INFO] Order SQL updates by primary key: disabled
[INFO] Query translator: org.hibernate.hql.ast.ASTQueryTranslatorFactory
[INFO] Using ASTQueryTranslatorFactory
[INFO] Query language substitutions: {}
[INFO] Using Hibernate built-in connection pool (not for production use!)
[INFO] Hibernate connection pool size: 10
[INFO] autocommit mode: false
[INFO] using driver: org.postgresql.Driver at URL: jdbc:postgresql://localhost:5432/DESDB
[INFO] connection properties: {user=DES, password=****}
[INFO] JDBC batch size: 15
[INFO] JDBC batch updates for versioned data: disabled
[INFO] Scrollable result sets: enabled
[INFO] JDBC3 getGeneratedKeys(): disabled
[INFO] Transaction strategy: org.hibernate.transaction.JDBCTransactionFactory
[INFO] No TransactionManagerLookup configured (in JTA environment, use of read-write or transactional second-level cache is not recommended)
[INFO] Automatic flush during beforeCompletion(): disabled
[INFO] Automatic session close at end of transaction: disabled
[INFO] Cache provider: org.hibernate.cache.EhCacheProvider
[INFO] Second-level cache: enabled
[INFO] Optimize cache for minimal puts: disabled
[INFO] Structured second-level cache entries: enabled
[INFO] Query cache: disabled
[INFO] Echoing all SQL to stdout
[INFO] Statistics: disabled
[INFO] Deleted entity synthetic identifier rollback: disabled
[INFO] Default entity-mode: pojo
[INFO] building session factory
Initial SessionFactory creation failed.java.lang.NullPointerException
[ERROR]
org.apache.axis2.AxisFault
at org.apache.axis2.AxisFault.makeFault(AxisFault.java:430)
at ch.elca.des.testwebservice.TestMessageReceiverInOut.invokeBusinessLogic(TestMessageReceiverInOut.java:65)
at org.apache.axis2.receivers.AbstractInOutMessageReceiver.invokeBusinessLogic(AbstractInOutMessageReceiver.java:40)
at org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:100)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:176)
at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:275)
at org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:133)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
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.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.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:857)
at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:565)
at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1509)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
at ch.elca.des.testwebservice.testDBDAO.InsertRow(testDBDAO.java:39)
at ch.elca.des.testwebservice.testWService.GenerateName(testWService.java:12)
at ch.elca.des.testwebservice.TestSkeleton.insert(TestSkeleton.java:35)
at ch.elca.des.testwebservice.TestMessageReceiverInOut.invokeBusinessLogic(TestMessageReceiverInOut.java:51)
... 19 more
-----------------------------
hibernate.cfg.xml
Code:
<?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">org.postgresql.Driver</property>
<property name="hibernate.connection.url">jdbc:postgresql://localhost:5432/DESDB</property>
<property name="hibernate.connection.username">DES</property>
<property name="hibernate.connection.password">hello</property>
<property name="hibernate.connection.pool_size">10</property>
<property name="transaction.factory_class">org.hibernate.transaction.JDBCTransactionFactory</property>
<property name="current_session_context_class">thread</property>
<property name="show_sql">true</property>
<property name="dialect">org.hibernate.dialect.PostgreSQLDialect</property>
<property name="hibernate.hbm2ddl.auto">update</property>
<!-- Mapping files -->
<mapping resource="testtableMapping.hbm.xml"/>
</session-factory>
</hibernate-configuration>
testtableMapping.hbm.xml
Code:
<?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 schema=""public"" >
<class name="ch.elca.des.testwebservice.testService" table='"testtable"'>
<id name="age" type="int" column='"age"' >
</id>
<property name="name" type="java.lang.String">
<column name='"name"' not-null="true"/>
</property>
</class>
</hibernate-mapping>
Code testDBDAO.java
Code:
package ch.elca.des.testwebservice;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
public class testDBDAO {
public testDBDAO(){
}
public void InsertRow(testService t){
Session session = null;
try{
session = HibernateUtil.getSessionFactory().openSession();
if(session!=null)
System.out.println("session opened");
System.out.println("Inserting a new Record in testtable");
System.out.println("-----------------------");
Transaction tx = null;
try{
tx=session.beginTransaction();
session.save(t);
}catch(Exception e){
if(tx!=null)
tx.rollback();
throw e;
}
tx.commit();
}catch(Exception e){
System.out.println(e.getMessage());
}finally{
session.flush();
session.close();
}
}
}
Code HibernateUtil.java
Code:
package ch.elca.des.testwebservice;
import org.hibernate.*;
import org.hibernate.cfg.*;
public class HibernateUtil {
private static final SessionFactory sessionFactory;
static {
try {
// Create the SessionFactory from hibernate.cfg.xml
sessionFactory = new Configuration().configure().buildSessionFactory();
} catch (Throwable ex) {
// Make sure you log the exception, as it might be swallowed
System.err.println("Initial SessionFactory creation failed." + ex);
throw new ExceptionInInitializerError(ex);
}
}
public static SessionFactory getSessionFactory() {
return sessionFactory;
}
}
Code for testWService.java
Code:
package ch.elca.des.testwebservice;
public class testWService{
public String GenerateName(int age) {
testService t = new testService();
t.setage(age);
t.setname("Hello");
System.out.println(t.getage() + t.getname());
testDBDAO td = new testDBDAO();
td.InsertRow(t);
System.out.println("age = "+age);
return t.getname();
}
}
Code testService.java
Code:
package ch.elca.des.testwebservice;
public class testService{
private String name;
private int age;
//GETTER METHODS IMPLEMENTED
public testService(){};
public String getname() {
return name;
}
public int getage(){
return age;
}
//SETTER METHODS IMPLEMENTED
public void setname(String var) {
name = var;
}
public void setage(int var) {
age = var;
}
}
Login
FAQ
Search