Hibernate version:
2
Mapping documents:
user.hbm.xml,product.hbm.xml,order.hbm.xml,orderitem.hbm.xml
Code between sessionFactory.openSession() and session.close():

Full stack trace of any exception that occurs:

Name and version of the database you are using:
mysql 4
Debug level Hibernate log excerpt:

Hi all

here i have used hibernate.cfg.xml for the database connection, but the system dispalyed the


Could not execute action
java.lang.UnsupportedOperationException: The user must supply a JDBC connection


here is my hibernate.cfg.xml

<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 2.0//EN"

"http://hibernate.sourceforge.net/hibernate-configuration-2.0.dtd">

<hibernate-configuration>

<session-factory>
<property name="hibernate.connection.driver_class">org.gjt.mm.mysql.Driver</property>
<property name="hibernate.connection.url">jdbc:mysql://gimhanp:3306/asiri</property>
<property name="hibernate.connection.username">root</property>
<property name="hibernate.connection.password">root</property>
<property name="dialect">net.sf.hibernate.dialect.MySQLDialect</property>
<property name="show_sql">true</property>
<property name="transaction.factory_class">
net.sf.hibernate.transaction.JDBCTransactionFactory
</property>
<property name="hibernate.cache.provider_class">
net.sf.hibernate.cache.HashtableCacheProvider
</property>
<property name="hibernate.hbm2ddl.auto">update</property>

<mapping resource="com/virtusa/example/data/Product.hbm.xml"/>
<mapping resource="com/virtusa/example/data/Order.hbm.xml"/>
<mapping resource="com/virtusa/example/data/OrderItem.hbm.xml"/>
<mapping resource="com/virtusa/example/data/User.hbm.xml"/>


</session-factory>



Could not execute action
java.lang.UnsupportedOperationException: The user must supply a JDBC connection


Sep 6, 2004 5:10:50 PM org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on port 8080
Starting service Tomcat-Standalone
Apache Tomcat/4.1.29
Sep 6, 2004 5:10:51 PM org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing, config='org.apache.struts.util.LocalStrings', returnNull=tru
e
Sep 6, 2004 5:10:51 PM org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing, config='org.apache.struts.action.ActionResources', returnNul
l=true
Sep 6, 2004 5:10:52 PM org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing, config='org.apache.webapp.admin.ApplicationResources', retur
nNull=true
Sep 6, 2004 5:10:55 PM org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on port 8080
Sep 6, 2004 5:10:55 PM org.apache.jk.common.ChannelSocket init
INFO: JK2: ajp13 listening on /0.0.0.0:8009
Sep 6, 2004 5:10:55 PM org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/15 config=C:\Program Files\Apache Group\Tomcat 4.1
\conf\jk2.properties
WebappClassLoader: validateJarFile(E:\hiberExample\part4\war\WEB-INF\lib\servlet
.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: ja
vax/servlet/Servlet.class
WARN - Skipping XML action configuration for actions.xml
WARN - Unable to find 'webwork.multipart.saveDir' property setting. Defaulting
to javax.servlet.context.tempdir
INFO - Action dispatcher initialized
INFO - Hibernate 2.1 final
INFO - hibernate.properties not found
INFO - using CGLIB reflection optimizer
INFO - Mapping resource: com/virtusa/example/data/Order.hbm.xml
INFO - Mapping class: com.virtusa.example.data.Order -> orders
INFO - Mapping resource: com/virtusa/example/data/OrderItem.hbm.xml
INFO - Mapping class: com.virtusa.example.data.OrderItem -> items
INFO - Mapping resource: com/virtusa/example/data/Product.hbm.xml
INFO - Mapping class: com.virtusa.example.data.Product -> products
INFO - Mapping resource: com/virtusa/example/data/User.hbm.xml
INFO - Mapping class: com.virtusa.example.data.User -> users
INFO - processing one-to-many association mappings
INFO - Mapping collection: com.virtusa.example.data.Order.orderItems -> items
INFO - Mapping collection: com.virtusa.example.data.Product.productItems -> ite
ms
INFO - processing one-to-one association property references
INFO - processing foreign key constraints
WARN - No dialect set - using GenericDialect: The dialect was not set. Set the
property hibernate.dialect.
INFO - Using dialect: net.sf.hibernate.dialect.GenericDialect
INFO - Use outer join fetching: false
WARN - No connection properties specified - the user must supply JDBC connectio
ns
INFO - No TransactionManagerLookup configured (in JTA environment, use of proce
ss level read-write cache is not recommended)
INFO - Use scrollable result sets: false
INFO - Query language substitutions: {}
INFO - cache provider: net.sf.ehcache.hibernate.Provider
INFO - instantiating and configuring caches
INFO - building session factory
INFO - no JNDI name configured
ERROR - Could not execute action
java.lang.UnsupportedOperationException: The user must supply a JDBC connection
at net.sf.hibernate.connection.UserSuppliedConnectionProvider.getConnect
ion(UserSuppliedConnectionProvider.java:32) at net.sf.hibernate.impl.BatcherImpl.openConnection(BatcherImpl.java:262
)
at net.sf.hibernate.impl.SessionImpl.connect(SessionImpl.java:3155)
at net.sf.hibernate.impl.SessionImpl.connection(SessionImpl.java:3138)
at net.sf.hibernate.impl.BatcherImpl.prepareQueryStatement(BatcherImpl.j
ava:61)
at net.sf.hibernate.loader.Loader.prepareQueryStatement(Loader.java:699)

at net.sf.hibernate.loader.Loader.doQuery(Loader.java:180)
at net.sf.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections
(Loader.java:128)
at net.sf.hibernate.loader.Loader.list(Loader.java:918)
at net.sf.hibernate.hql.QueryTranslator.list(QueryTranslator.java:983)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1473)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1452)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1444)
at com.virtusa.example.actions.ProductList.doExecute(ProductList.java:30
)
at webwork.action.ActionSupport.execute(ActionSupport.java:151)
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.
java:131)
at webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:1
74)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:247)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:193)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:256)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.jav
a:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:191)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.jav
a:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)

at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:
2417)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:180)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatche
rValve.java:171)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:172)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.jav
a:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:174)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContex
t.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.jav
a:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)

at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:19
3)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:781)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.proce
ssConnection(Http11Protocol.java:549)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java
:589)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:666)
at java.lang.Thread.run(Thread.java:536)
:32)

The hibernate.Cfg.xml seems not to be find. It has to be loaded (and visible) by the same classloader that load Hibernate

I'd say there is no connection pool configured.

Nope, even the Dialect is not configured, this is a config file issue