Package javax.ejb

Examples of javax.ejb.Handle

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      = (ConfigurationHome)EJBUtil.lookupEJBHome
        (ConfigurationHome.class, confHome);
        Configuration conf
      = (Configuration)ch.findByPrimaryKey(new Integer(0));
        // first get all data ...
        Handle handle = conf.getHandle();
        String installationId = conf.workflowEngineInstanceKey();
        // ... now change all cached information
        // (prevents incomplete initialization)
        handleCache = handle;
        instIdCache = installationId;
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   {
      InitialContext ctx = getInitialContext();
      Object obj = ctx.lookup("HomedStatelessBean/home");
      HomedStatelessHome home = (HomedStatelessHome) PortableRemoteObject.narrow(obj, HomedStatelessHome.class);
      MySession session = home.create();
      Handle h = session.getHandle();
      MarshalledObject mo = new MarshalledObject(h);
      Handle h2 = (Handle) mo.get();
      Object o = h2.getEJBObject();
      MySession session2 = (MySession) PortableRemoteObject.narrow(o, MySession.class);
      String me = new Date().toString();
      String response = session2.sayHelloTo(me);
      assertEquals("Hi " + me, response);
   }
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   {
      InitialContext ctx = getInitialContext();
      Object obj = ctx.lookup("MyStatefulBean/home");
      MyStatefulHome home = (MyStatefulHome) PortableRemoteObject.narrow(obj, MyStatefulHome.class);
      MyStateful session = home.create();
      Handle h = session.getHandle();
      MarshalledObject mo = new MarshalledObject(h);
      Handle h2 = (Handle) mo.get();
      Object o = h2.getEJBObject();
      MyStateful session2 = (MyStateful) PortableRemoteObject.narrow(o, MyStateful.class);
      assertTrue(session.isIdentical(session2));
   }
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      obj = PortableRemoteObject.narrow(obj, StatelessSessionHome.class);
      StatelessSessionHome home = (StatelessSessionHome) obj;
      log.debug("Found StatelessSessionHome");
      StatelessSession bean = home.create();
      log.debug("Created spec.StatelessSession");
      Handle h = bean.getHandle();
      log.debug("Obtained handle: " + h);
      bean = (StatelessSession) h.getEJBObject();
      log.debug("Obtained bean from handle: " + bean);
      log.debug("Bean.echo('testHandle') -> " + bean.echo("testHandle"));
      logout();

      /*
       * Attempting to obtain the EJB fron the handle without security association present should fail
       */
      try
      {
         bean = (StatelessSession) h.getEJBObject();
         fail("Should not be able to obtain a bean without login info");
      }
      catch (Exception e)
      {
         log.debug("Obtaining bean from handle failed as expected, e=" + e.getMessage());
      }

      // One should be able to obtain a handle without a login
      h = bean.getHandle();
      login();
      // Now we should be able to obtain and use the secure bean
      bean = (StatelessSession) h.getEJBObject();
      log.debug("Obtained bean from handle: " + bean);
      log.debug("Bean.echo('testHandle2') -> " + bean.echo("testHandle2"));
      logout();
   }
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      obj = PortableRemoteObject.narrow(obj, StatefulSessionHome.class);
      StatefulSessionHome home = (StatefulSessionHome) obj;
      log.debug("Found StatefulSession");
      StatefulSession bean = home.create("testStatefulHandle");
      log.debug("Created spec.StatelessSession");
      Handle h = bean.getHandle();
      log.debug("Obtained handle: " + h);
      bean = (StatefulSession) h.getEJBObject();
      log.debug("Obtained bean from handle: " + bean);
      log.debug("Bean.echo('Hello') -> " + bean.echo("Hello"));
      logout();

      /*
       * Attempting to obtain the EJB fron the handle without security association present should fail
       */
      try
      {
         bean = (StatefulSession) h.getEJBObject();
         fail("Should not be able to obtain a bean without login info");
      }
      catch (Exception e)
      {
         log.debug("Obtaining bean from handle failed as expected, e=" + e.getMessage());
      }

      // One should be able to obtain a handle without a login
      h = bean.getHandle();
      login();
      // Now we should be able to obtain and use the secure bean
      bean = (StatefulSession) h.getEJBObject();
      log.debug("Obtained bean from handle: " + bean);
      log.debug("Bean.echo('Hello') -> " + bean.echo("Hello"));
      logout();
   }
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    */
   public void testSessionHandle()
         throws Exception
   {
      getLog().debug("+++ testSessionHandle()");
      Handle beanHandle = sessionBean.getHandle();
      ByteArrayOutputStream out = new ByteArrayOutputStream();
      ObjectOutputStream oos = new ObjectOutputStream(out);
      oos.writeObject(beanHandle);
      oos.flush();
      byte[] bytes = out.toByteArray();

      getLog().debug("Unserialize bean handle...");
      ByteArrayInputStream in = new ByteArrayInputStream(bytes);
      ObjectInputStream ois = new ObjectInputStream(in);
      beanHandle = (Handle) ois.readObject();
      StatelessSession theSession = (StatelessSession) beanHandle.getEJBObject();
      theSession.method1("Hello");
      getLog().debug("Called method1 on handle session bean");
   }
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      during the home lookup and session creation.
      */
      Properties homeProps = new Properties();
      homeProps.setProperty("java.naming.factory.initial", "org.jboss.naming.NamingContextFactory");
      InitialContext ic = new InitialContext(homeProps);
      Handle beanHandle = sessionBean.getHandle();
      ByteArrayOutputStream out = new ByteArrayOutputStream();
      ObjectOutputStream oos = new ObjectOutputStream(out);
      oos.writeObject(beanHandle);
      oos.flush();
      byte[] bytes = out.toByteArray();

      Properties sysProps = System.getProperties();
      Properties newProps = new Properties(sysProps);
      newProps.setProperty("java.naming.factory.initial", "badFactory");
      newProps.setProperty("java.naming.provider.url", "jnp://badhost:12345");
      System.setProperties(newProps);
      try
      {
         getLog().debug("Unserialize bean handle...");
         ByteArrayInputStream in = new ByteArrayInputStream(bytes);
         ObjectInputStream ois = new ObjectInputStream(in);
         beanHandle = (Handle) ois.readObject();
         StatelessSession theSession = (StatelessSession) beanHandle.getEJBObject();
         theSession.method1("Hello");
         getLog().debug("Called method1 on handle session bean");
      }
      finally
      {
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      try
      {
         StatefulSessionHome home = (StatefulSessionHome) sessionCtx.getEJBHome();
         StatefulSession bean = home.create(testName);
         bean.incCounter();
         Handle handle = bean.getHandle();
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         ObjectOutputStream oos = new ObjectOutputStream(baos);
         oos.writeObject(handle);
         this.statefulHandle = baos.toByteArray();
      }
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      log.info("useStatefulSessionHandle");
      try
      {
         ByteArrayInputStream bais = new ByteArrayInputStream(statefulHandle);
         ObjectInputStream ois = new ObjectInputStream(bais);
         Handle handle = (Handle) ois.readObject();
         StatefulSession bean = (StatefulSession) handle.getEJBObject();
         bean.incCounter();
         int count = bean.getCounter();
         log.info("useStatefulSessionHandle, count="+count);
      }
      catch(Exception e)
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   public void createSessionRef()
      throws RemoteException
   {
      log.info("createSessionRef");
      Handle handle = super.sessionCtx.getEJBObject().getHandle();
      this.sessionRef = new SessionRef(handle);
   }
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