Re: [Resin-interest] How to make this simplest CanDI work ?

2010-03-22 Thread Scott Ferguson
smallufo wrote:
 I can now pinpoint the error ,
 It's because I declare the PersistenceContextType 
 to PersistenceContextType.EXTENDED !!!
 I don't know why resin cannot initialize EXTENDED  PersistenceContext
Because extended is only allowed when it's integrated with a stateful 
session bean and we haven't finished that part of EJB yet.

(I've never been certain that extended is a good idea. With connection 
pooling, the normal transaction should be equivalent.)

-- Scott

 Maybe caucho should look into the PersistenceContextGenerator.java  , 
 create() method 

 try {
   if (PersistenceContextType.EXTENDED.equals(_type)) {
 _manager = create(EntityManager.class,
   new AnnotationLiteralJpaPersistenceContext() {
 public String value() { return _unitName; }
 public boolean extended() { return true; }
   });
   }


 2010/3/22 smallufo small...@gmail.com mailto:small...@gmail.com

 After a whole day work (but in vain) , I modified my code :

 I take off all hibernate-related settings/libraries from
 persistence.xml and maven dependencies , I just want to first use
 resin's Amber to test whether CanDI works...

 This is database settings in resin-web.xml :

   database jndi-name=jdbc/mining
 driver type=com.mysql.jdbc.Driver
 
  
 urljdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8/url
   useradm/user
   passwordpwd/password
 /driver
 max-connections100/max-connections
   /database


 This is persistence.xml :

 persistence xmlns=http://java.sun.com/xml/ns/persistence;
 version=1.0
   persistence-unit name=mining transaction-type=RESOURCE_LOCAL
 non-jta-data-sourcejdbc/mining/non-jta-data-source
 classfoo.Person/class
 /properties
   /persistence-unit
 /persistence

 When resin inits , I can see Amber successfully get the connection
 , and build the connection pool (ManagedPoolItem) .

 But I still cannot get PersonDao's implementation , it seems resin
 cannot successfully create the PersistenceContext , here is the
 FINER log dump :



 WebApp[http://test.smallufo.com/testapp-1] map (uri:/hello - hello)
 Dispatch '/hello' to
 AccessLogFilterChain[http://test.smallufo.com/testapp-1,
 next=WebAppFilterChain[http://test.smallufo.com/testapp-1,
 next=ServletFilterChain[hello]]]
 com.caucho.config.ConfigException: foo.HelloServlet.personDao:
 foo.PersonDaoImpl.entityManager java.lang.NullPointerException
   at
 com.caucho.config.ConfigException.create(ConfigException.java:99)
   at
 com.caucho.config.ConfigException.create(ConfigException.java:125)
   at
 
 com.caucho.config.inject.InjectionTargetImpl$FieldInjectProgram.inject(InjectionTargetImpl.java:811)
   at
 
 com.caucho.config.inject.InjectionTargetImpl.inject(InjectionTargetImpl.java:266)
   at
 
 com.caucho.server.dispatch.ServletConfigImpl.createServletImpl(ServletConfigImpl.java:1260)
   at
 
 com.caucho.server.dispatch.ServletConfigImpl.createServlet(ServletConfigImpl.java:1142)
   at
 
 com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:98)
   at
 
 com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:183)
   at
 
 com.caucho.server.webapp.AccessLogFilterChain.doFilter(AccessLogFilterChain.java:103)
   at
 
 com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:286)
   at
 com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:775)
   at
 
 com.caucho.server.connection.TcpConnection.dispatchRequest(TcpConnection.java:600)
   at
 
 com.caucho.server.connection.TcpConnection.handleRequestsImpl(TcpConnection.java:566)
   at
 
 com.caucho.server.connection.TcpConnection.handleRequests(TcpConnection.java:519)
   at
 
 com.caucho.server.connection.TcpConnection$AcceptTask.doTask(TcpConnection.java:1100)
   at
 
 com.caucho.server.connection.TcpConnection$ConnectionReadTask.runThread(TcpConnection.java:1037)
   at
 
 com.caucho.server.connection.TcpConnection$AcceptTask.run(TcpConnection.java:1068)
   at
 com.caucho.util.ThreadPool$PoolThread.runTasks(ThreadPool.java:901)
   at
 com.caucho.util.ThreadPool$PoolThread.run(ThreadPool.java:866)
 Caused by: com.caucho.config.ConfigException:
 foo.PersonDaoImpl.entityManager java.lang.NullPointerException
   at
 com.caucho.config.ConfigException.create(ConfigException.java:102)
   at
 
 com.caucho.config.j2ee.PersistenceContextGenerator.create(PersistenceContextGenerator.java:121)
   at
 
 

Re: [Resin-interest] How to make this simplest CanDI work ?

2010-03-21 Thread smallufo
After a whole day work (but in vain) , I modified my code :

I take off all hibernate-related settings/libraries from persistence.xml and
maven dependencies , I just want to first use resin's Amber to test whether
CanDI works...

This is database settings in resin-web.xml :

  database jndi-name=jdbc/mining
driver type=com.mysql.jdbc.Driver

 urljdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8/url
  useradm/user
  passwordpwd/password
/driver
max-connections100/max-connections
  /database


This is persistence.xml :

persistence xmlns=http://java.sun.com/xml/ns/persistence; version=1.0
  persistence-unit name=mining transaction-type=RESOURCE_LOCAL
non-jta-data-sourcejdbc/mining/non-jta-data-source
classfoo.Person/class
/properties
  /persistence-unit
/persistence

When resin inits , I can see Amber successfully get the connection , and
build the connection pool (ManagedPoolItem) .

But I still cannot get PersonDao's implementation , it seems resin cannot
successfully create the PersistenceContext , here is the FINER log dump :



WebApp[http://test.smallufo.com/testapp-1] map (uri:/hello - hello)
Dispatch '/hello' to AccessLogFilterChain[http://test.smallufo.com/testapp-1,
next=WebAppFilterChain[http://test.smallufo.com/testapp-1,
next=ServletFilterChain[hello]]]
com.caucho.config.ConfigException: foo.HelloServlet.personDao:
foo.PersonDaoImpl.entityManager java.lang.NullPointerException
  at com.caucho.config.ConfigException.create(ConfigException.java:99)
  at com.caucho.config.ConfigException.create(ConfigException.java:125)
  at
com.caucho.config.inject.InjectionTargetImpl$FieldInjectProgram.inject(InjectionTargetImpl.java:811)
  at
com.caucho.config.inject.InjectionTargetImpl.inject(InjectionTargetImpl.java:266)
  at
com.caucho.server.dispatch.ServletConfigImpl.createServletImpl(ServletConfigImpl.java:1260)
  at
com.caucho.server.dispatch.ServletConfigImpl.createServlet(ServletConfigImpl.java:1142)
  at
com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:98)
  at
com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:183)
  at
com.caucho.server.webapp.AccessLogFilterChain.doFilter(AccessLogFilterChain.java:103)
  at
com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:286)
  at
com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:775)
  at
com.caucho.server.connection.TcpConnection.dispatchRequest(TcpConnection.java:600)
  at
com.caucho.server.connection.TcpConnection.handleRequestsImpl(TcpConnection.java:566)
  at
com.caucho.server.connection.TcpConnection.handleRequests(TcpConnection.java:519)
  at
com.caucho.server.connection.TcpConnection$AcceptTask.doTask(TcpConnection.java:1100)
  at
com.caucho.server.connection.TcpConnection$ConnectionReadTask.runThread(TcpConnection.java:1037)
  at
com.caucho.server.connection.TcpConnection$AcceptTask.run(TcpConnection.java:1068)
  at com.caucho.util.ThreadPool$PoolThread.runTasks(ThreadPool.java:901)
  at com.caucho.util.ThreadPool$PoolThread.run(ThreadPool.java:866)
Caused by: com.caucho.config.ConfigException:
foo.PersonDaoImpl.entityManager java.lang.NullPointerException
  at com.caucho.config.ConfigException.create(ConfigException.java:102)
  at
com.caucho.config.j2ee.PersistenceContextGenerator.create(PersistenceContextGenerator.java:121)
  at
com.caucho.config.program.FieldGeneratorProgram.inject(FieldGeneratorProgram.java:84)
  at
com.caucho.config.inject.InjectionTargetImpl$FieldHandlerProgram.inject(InjectionTargetImpl.java:860)
  at
com.caucho.config.inject.InjectionTargetImpl.inject(InjectionTargetImpl.java:266)
  at
com.caucho.config.inject.ManagedBeanImpl.create(ManagedBeanImpl.java:149)
  at
com.caucho.config.inject.InjectManager.getInstanceRec(InjectManager.java:1347)
  at
com.caucho.config.inject.InjectManager.getReference(InjectManager.java:1311)
  at
com.caucho.config.inject.InjectManager.getInjectableReference(InjectManager.java:1509)
  at
com.caucho.config.inject.InjectionTargetImpl$FieldInjectProgram.inject(InjectionTargetImpl.java:807)
  ... 16 more
Caused by: java.lang.NullPointerException
  at
com.caucho.config.inject.InjectManager.getInstanceRec(InjectManager.java:1337)
  at
com.caucho.config.inject.InjectManager.getReference(InjectManager.java:1311)
  at
com.caucho.config.j2ee.WebBeanGenerator.create(WebBeanGenerator.java:66)
  at
com.caucho.config.j2ee.PersistenceContextGenerator.create(PersistenceContextGenerator.java:108)
  ... 24 more
Http[5] HTTP/1.1 500 Internal Server Error


I've stuck with this problem for days , but cannot find an answer ...
I'm very appreciated if somebody helps me... thanks.

I am using Resin (non-Pro) 4.0.5
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Re: [Resin-interest] How to make this simplest CanDI work ?

2010-03-21 Thread smallufo
I can now pinpoint the error ,
It's because I declare the PersistenceContextType
to PersistenceContextType.EXTENDED !!!
I don't know why resin cannot initialize EXTENDED  PersistenceContext

Maybe caucho should look into the PersistenceContextGenerator.java  ,
create() method

try {
  if (PersistenceContextType.EXTENDED.equals(_type)) {
_manager = create(EntityManager.class,
  new AnnotationLiteralJpaPersistenceContext() {
public String value() { return _unitName; }
public boolean extended() { return true; }
  });
  }


2010/3/22 smallufo small...@gmail.com

 After a whole day work (but in vain) , I modified my code :

 I take off all hibernate-related settings/libraries from persistence.xml
 and maven dependencies , I just want to first use resin's Amber to test
 whether CanDI works...

 This is database settings in resin-web.xml :

   database jndi-name=jdbc/mining
 driver type=com.mysql.jdbc.Driver

  urljdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8/url
   useradm/user
   passwordpwd/password
 /driver
 max-connections100/max-connections
   /database


 This is persistence.xml :

 persistence xmlns=http://java.sun.com/xml/ns/persistence; version=1.0
   persistence-unit name=mining transaction-type=RESOURCE_LOCAL
 non-jta-data-sourcejdbc/mining/non-jta-data-source
 classfoo.Person/class
 /properties
   /persistence-unit
 /persistence

 When resin inits , I can see Amber successfully get the connection , and
 build the connection pool (ManagedPoolItem) .

 But I still cannot get PersonDao's implementation , it seems resin cannot
 successfully create the PersistenceContext , here is the FINER log dump :



 WebApp[http://test.smallufo.com/testapp-1] map (uri:/hello - hello)
 Dispatch '/hello' to AccessLogFilterChain[
 http://test.smallufo.com/testapp-1, next=WebAppFilterChain[
 http://test.smallufo.com/testapp-1, next=ServletFilterChain[hello]]]
 com.caucho.config.ConfigException: foo.HelloServlet.personDao:
 foo.PersonDaoImpl.entityManager java.lang.NullPointerException
   at com.caucho.config.ConfigException.create(ConfigException.java:99)
   at com.caucho.config.ConfigException.create(ConfigException.java:125)
   at
 com.caucho.config.inject.InjectionTargetImpl$FieldInjectProgram.inject(InjectionTargetImpl.java:811)
   at
 com.caucho.config.inject.InjectionTargetImpl.inject(InjectionTargetImpl.java:266)
   at
 com.caucho.server.dispatch.ServletConfigImpl.createServletImpl(ServletConfigImpl.java:1260)
   at
 com.caucho.server.dispatch.ServletConfigImpl.createServlet(ServletConfigImpl.java:1142)
   at
 com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:98)
   at
 com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:183)
   at
 com.caucho.server.webapp.AccessLogFilterChain.doFilter(AccessLogFilterChain.java:103)
   at
 com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:286)
   at
 com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:775)
   at
 com.caucho.server.connection.TcpConnection.dispatchRequest(TcpConnection.java:600)
   at
 com.caucho.server.connection.TcpConnection.handleRequestsImpl(TcpConnection.java:566)
   at
 com.caucho.server.connection.TcpConnection.handleRequests(TcpConnection.java:519)
   at
 com.caucho.server.connection.TcpConnection$AcceptTask.doTask(TcpConnection.java:1100)
   at
 com.caucho.server.connection.TcpConnection$ConnectionReadTask.runThread(TcpConnection.java:1037)
   at
 com.caucho.server.connection.TcpConnection$AcceptTask.run(TcpConnection.java:1068)
at
 com.caucho.util.ThreadPool$PoolThread.runTasks(ThreadPool.java:901)
   at com.caucho.util.ThreadPool$PoolThread.run(ThreadPool.java:866)
 Caused by: com.caucho.config.ConfigException:
 foo.PersonDaoImpl.entityManager java.lang.NullPointerException
   at com.caucho.config.ConfigException.create(ConfigException.java:102)
   at
 com.caucho.config.j2ee.PersistenceContextGenerator.create(PersistenceContextGenerator.java:121)
   at
 com.caucho.config.program.FieldGeneratorProgram.inject(FieldGeneratorProgram.java:84)
   at
 com.caucho.config.inject.InjectionTargetImpl$FieldHandlerProgram.inject(InjectionTargetImpl.java:860)
   at
 com.caucho.config.inject.InjectionTargetImpl.inject(InjectionTargetImpl.java:266)
   at
 com.caucho.config.inject.ManagedBeanImpl.create(ManagedBeanImpl.java:149)
   at
 com.caucho.config.inject.InjectManager.getInstanceRec(InjectManager.java:1347)
   at
 com.caucho.config.inject.InjectManager.getReference(InjectManager.java:1311)
   at
 com.caucho.config.inject.InjectManager.getInjectableReference(InjectManager.java:1509)
   at
 com.caucho.config.inject.InjectionTargetImpl$FieldInjectProgram.inject(InjectionTargetImpl.java:807)
   ... 

[Resin-interest] How to make this simplest CanDI work ?

2010-03-20 Thread smallufo
I am new to CanDI , I want to migrate my spring app to JavaEE6 , but having
a lot of troubles in Resin (4.0.5) CanDI :

There is no working sample in the resin site , most are outdated ...

Here is my very basic sample , just JPA 2 and a Servlet :

public interface PersonDao {
  public Person get(long id);
}

public class PersonDaoImpl implements PersonDao , Serializable {
  @PersistenceContext(unitName = mining, type =
PersistenceContextType.EXTENDED)
  EntityManager em;

  @Override
  public Person get(long id)  {
return em.find(Person.class , id);
  }
}

public class HelloServlet extends HttpServlet {
  @javax.inject.Inject
  private PersonDao personDao;

  @Override
  protected void doGet(HttpServletRequest hreq, HttpServletResponse hres)
throws ServletException, IOException  {
PrintWriter out = hres.getWriter();
System.out.println(personDao =  + personDao); // outputs Null
Person p = personDao.get(1L); //NPE , personDao is not injected
out.println(Hello, world! , person =  + p);
out.close();
  }
}

persistence.xml
?xml version=1.0 encoding=UTF-8?
persistence xmlns=http://java.sun.com/xml/ns/persistence; version=1.0

  persistence-unit name=mining transaction-type=RESOURCE_LOCAL
providerorg.hibernate.ejb.HibernatePersistence/provider
classfoo.Person/class
properties
  property name=hibernate.dialect
value=org.hibernate.dialect.MySQLDialect /
  property name=hibernate.cache.provider_class
value=org.hibernate.cache.EhCacheProvider /
  property name=hibernate.show_sql value=true /
  property name=hibernate.format_sql value=true /

  property name=javax.persistence.jdbc.driver
value=com.mysql.jdbc.Driver /
  property name=javax.persistence.jdbc.user value=adm /
  property name=javax.persistence.jdbc.password value=pwd /
  property name=javax.persistence.jdbc.url
value=jdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8 /
/properties
  /persistence-unit
/persistence

META-INF/beans.xml
beans xmlns=http://java.sun.com/xml/ns/javaee;
/beans


my environment :

dependency
 groupIdorg.hibernate/groupId
 artifactIdhibernate-core/artifactId
 version3.5.0-CR-2/version
/dependency
dependency
  groupIdorg.hibernate.javax.persistence/groupId
  artifactIdhibernate-jpa-2.0-api/artifactId
  version1.0.0-CR-1/version
  scopeprovided/scope
/dependency


This is a very basic Dao + JPA pattern , but I cannot find how to inject the
PersonDaoImpl to the Dao in the Servlet ,
Can somebody give me a hint ? Thanks in advenced !

BTW , Is META-INF/beans.xml defined in the JavaEE spec ?  What's the
relation with beans.xml and resin-web.xml ?
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Re: [Resin-interest] How to make this simplest CanDI work ?

2010-03-20 Thread Hontvári József
 BTW , Is META-INF/beans.xml defined in the JavaEE spec ?  What's the 
relation with beans.xml and resin-web.xml ?


yes, beans.xml is part of JSR-299.
resin-web.xml has the same role as web.xml, it is processed by Resin 
after web.xml. You can place resin specific / non-standard configuration 
into resin-web.xml.




smallufo írta:
I am new to CanDI , I want to migrate my spring app to JavaEE6 , but 
having a lot of troubles in Resin (4.0.5) CanDI :


There is no working sample in the resin site , most are outdated ...

Here is my very basic sample , just JPA 2 and a Servlet :

public interface PersonDao {
  public Person get(long id);
}

public class PersonDaoImpl implements PersonDao , Serializable {
  @PersistenceContext(unitName = mining, type = 
PersistenceContextType.EXTENDED)

  EntityManager em;

  @Override
  public Person get(long id)  {
return em.find(Person.class , id);
  }
}

public class HelloServlet extends HttpServlet {
  @javax.inject.Inject
  private PersonDao personDao;
  
  @Override
  protected void doGet(HttpServletRequest hreq, HttpServletResponse 
hres) throws ServletException, IOException  {

PrintWriter out = hres.getWriter();
System.out.println(personDao =  + personDao); // outputs Null
Person p = personDao.get(1L); //NPE , personDao is not injected
out.println(Hello, world! , person =  + p);
out.close();
  }  
}


persistence.xml
?xml version=1.0 encoding=UTF-8?
persistence xmlns=http://java.sun.com/xml/ns/persistence; version=1.0

  persistence-unit name=mining transaction-type=RESOURCE_LOCAL
providerorg.hibernate.ejb.HibernatePersistence/provider
classfoo.Person/class
properties
  property name=hibernate.dialect 
value=org.hibernate.dialect.MySQLDialect /
  property name=hibernate.cache.provider_class 
value=org.hibernate.cache.EhCacheProvider /

  property name=hibernate.show_sql value=true /
  property name=hibernate.format_sql value=true /

  property name=javax.persistence.jdbc.driver 
value=com.mysql.jdbc.Driver /

  property name=javax.persistence.jdbc.user value=adm /
  property name=javax.persistence.jdbc.password value=pwd /
  property name=javax.persistence.jdbc.url 
value=jdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8 
/

/properties
  /persistence-unit
/persistence

META-INF/beans.xml
beans xmlns=http://java.sun.com/xml/ns/javaee;
/beans


my environment :

dependency
 groupIdorg.hibernate/groupId
 artifactIdhibernate-core/artifactId
 version3.5.0-CR-2/version
/dependency
dependency
  groupIdorg.hibernate.javax.persistence/groupId
  artifactIdhibernate-jpa-2.0-api/artifactId
  version1.0.0-CR-1/version
  scopeprovided/scope
/dependency


This is a very basic Dao + JPA pattern , but I cannot find how to 
inject the PersonDaoImpl to the Dao in the Servlet , 
Can somebody give me a hint ? Thanks in advenced !


BTW , Is META-INF/beans.xml defined in the JavaEE spec ?  What's the 
relation with beans.xml and resin-web.xml ? 



___
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resin-interest@caucho.com
http://maillist.caucho.com/mailman/listinfo/resin-interest
  


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resin-interest@caucho.com
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Re: [Resin-interest] How to make this simplest CanDI work ?

2010-03-20 Thread smallufo
Thank you ...
Back to the topic ..
Is there any example that shows injecting JPA entitymanager to the DaoImpl
 , and inject the DaoImpl (as a Dao interface)  to the Servlet ?


2010/3/21 Hontvári József hontv...@flyordie.com

   BTW , Is META-INF/beans.xml defined in the JavaEE spec ?  What's the
 relation with beans.xml and resin-web.xml ?

 yes, beans.xml is part of JSR-299.
 resin-web.xml has the same role as web.xml, it is processed by Resin after
 web.xml. You can place resin specific / non-standard configuration into
 resin-web.xml.



 smallufo írta:

 I am new to CanDI , I want to migrate my spring app to JavaEE6 , but having
 a lot of troubles in Resin (4.0.5) CanDI :

  There is no working sample in the resin site , most are outdated ...

  Here is my very basic sample , just JPA 2 and a Servlet :

  public interface PersonDao {
   public Person get(long id);
 }

  public class PersonDaoImpl implements PersonDao , Serializable {
   @PersistenceContext(unitName = mining, type =
 PersistenceContextType.EXTENDED)
   EntityManager em;

@Override
   public Person get(long id)  {
 return em.find(Person.class , id);
   }
 }

  public class HelloServlet extends HttpServlet {
   @javax.inject.Inject
   private PersonDao personDao;

   @Override
   protected void doGet(HttpServletRequest hreq, HttpServletResponse hres)
 throws ServletException, IOException  {
 PrintWriter out = hres.getWriter();
 System.out.println(personDao =  + personDao); // outputs Null
 Person p = personDao.get(1L); //NPE , personDao is not injected
 out.println(Hello, world! , person =  + p);
 out.close();
   }
 }

  persistence.xml
  ?xml version=1.0 encoding=UTF-8?
 persistence xmlns=http://java.sun.com/xml/ns/persistence; version=1.0

persistence-unit name=mining transaction-type=RESOURCE_LOCAL
 providerorg.hibernate.ejb.HibernatePersistence/provider
 classfoo.Person/class
 properties
   property name=hibernate.dialect
 value=org.hibernate.dialect.MySQLDialect /
   property name=hibernate.cache.provider_class
 value=org.hibernate.cache.EhCacheProvider /
   property name=hibernate.show_sql value=true /
   property name=hibernate.format_sql value=true /

property name=javax.persistence.jdbc.driver
 value=com.mysql.jdbc.Driver /
   property name=javax.persistence.jdbc.user value=adm /
   property name=javax.persistence.jdbc.password value=pwd /
   property name=javax.persistence.jdbc.url
 value=jdbc:mysql://db/mining?useUnicode=trueamp;characterEncoding=UTF8 /
 /properties
   /persistence-unit
 /persistence

  META-INF/beans.xml
  beans xmlns=http://java.sun.com/xml/ns/javaee;
 /beans


  my environment :

  dependency
  groupIdorg.hibernate/groupId
  artifactIdhibernate-core/artifactId
  version3.5.0-CR-2/version
 /dependency
 dependency
   groupIdorg.hibernate.javax.persistence/groupId
   artifactIdhibernate-jpa-2.0-api/artifactId
   version1.0.0-CR-1/version
   scopeprovided/scope
 /dependency


  This is a very basic Dao + JPA pattern , but I cannot find how to inject
 the PersonDaoImpl to the Dao in the Servlet ,
 Can somebody give me a hint ? Thanks in advenced !

  BTW , Is META-INF/beans.xml defined in the JavaEE spec ?  What's the
 relation with beans.xml and resin-web.xml ?

 --

 ___
 resin-interest mailing 
 listresin-inter...@caucho.comhttp://maillist.caucho.com/mailman/listinfo/resin-interest



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 resin-interest@caucho.com
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