Re: Detect & re-register in Rmi Server

Hi Niclas,

Many thanks for your response. It would be great help if you provide me
sample code to list if the service is still there & for binding again.

I am new to Mgmt interface & rmi. Need some help

Thanks & regards,
Pawan Modi



Niclas Hedhman wrote:
>=20
> I suggest that you create the Registry inside the server JVM.
>=20
> LocateRegistry.createRegistry()
>=20
> If that is not a viable option, then I think you need to regularly do
> a list() on the Registry instance and see if the service is still
> there. If missing, then bind it again.
>=20
> Cheers
> Niclas
>=20
> On Thu, Mar 26, 2009 at 6:56 PM, PawanModi <[email protected]>
> wrote:
>> Hi,
>> I am running rmi registry in separate console. My application is
>> registering
>> an URL in RMI server. Now I am stopping rmi registry & restarting it
>> again.
>> Now rmi registry is a new process & all previous registration entries ar=
e
>> gone. So my application has to re-register.
>>
>> How my application can detect that rmi server is stopped & restarted so
>> that
>> I can re-register it again?
>> Any help?
>> Here is my code where I am registering
>>
>>
>> public void initializeExternalManagementInterface(String serviceURL)
>> {
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0mbeanServer =3D MBeanServerFactory.createMBea=
nServer();
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0String domain =3D m_mbeanServer.getDefaultDom=
ain();
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0String mbeanObjectNameStr =3D domain + ":type=
=3D" +
>> EXTERNAL_MBEAN_CLASS_NAME + ",index=3D1";
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0objectName =3D =C2=A0ObjectName.getInstance(m=
beanObjectNameStr);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0Attribute serviceURLAttribute =3D new Attribu=
te("ServiceURL",
>> serviceURL);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0m_mbeanServer.setAttribute(m_mbeanObjectName,
>> serviceURLAttribute);
>> =C2=A0}
>>
>> public void startManagementInterface(String jmxServiceURL, String
>> mbeanClassName)
>> =C2=A0 =C2=A0{
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0env.put(RMIConnec=
torServer.JNDI_REBIND_ATTRIBUTE,"true");
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0JMXServiceURL p_j=
mxServiceURL =3D new
>> JMXServiceURL(jmxServiceURL);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0LoggerManager.get=
Logger().info("Starting JMX Server: " +
>> p_jmxServiceURL);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0m_mbeanServerConn=
ector =3D
>> JMXConnectorServerFactory.newJMXConnectorServer(p_jmxServiceURL, env,
>> m_mbeanServer);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0m_mbeanServerConn=
ector.start();
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0LoggerManager.get=
Logger().info("THE MANAGEMENT INTERFACE
>> STARTED
>> FOR SERVICE URL :" + jmxServiceURL);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0m_jmxConnector =
=3D
>> JMXConnectorFactory.connect(p_jmxServiceURL,
>> null);
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0m_mbeanConnection=
 =3D
>> m_jmxConnector.getMBeanServerConnection();
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0String domain =3D=
 m_mbeanConnection.getDefaultDomain();
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0m_mbeanObjectName=
 =3D new ObjectName(domain + ":type=3D" +
>> mbeanClassName + ",index=3D1");
>>
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0}
>>
>> --
>> View this message in context:
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9692.html
>> Sent from the Java - RMI mailing list archive at Nabble.com.
>>
>> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D
>> To unsubscribe, send email to [email protected] and include in the
>> body
>> of the message "signoff RMI-USERS". =C2=A0For general help, send email t=
o
>> [email protected] and include in the body of the message "help".
>>
>> For a list of frequently asked RMI questions please refer to:
>> http://java.sun.com/j2se/1.3/docs/guide/rmi/faq.html
>>
>> To view past RMI-USERS postings, please see:
>> http://archives.java.sun.com/archives/rmi-users.html
>>
>=20
>=20
>=20
> --=20
> --
> Niclas Hedhman, Software Developer
> http://www.qi4j.org - New Energy for Java
>=20
> I  live here; http://tinyurl.com/2qq9er
> I  work here; http://tinyurl.com/2ymelc
> I relax here; http://tinyurl.com/2cgsug
>=20
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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=3D
> To unsubscribe, send email to [email protected] and include in the
> body
> of the message "signoff RMI-USERS".  For general help, send email to
> [email protected] and include in the body of the message "help".
>=20
> For a list of frequently asked RMI questions please refer to:
> http://java.sun.com/j2se/1.3/docs/guide/rmi/faq.html
>=20
> To view past RMI-USERS postings, please see:
> http://archives.java.sun.com/archives/rmi-users.html
>=20
>=20

--=20
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-Rmi-Server-tp22719692p22777598.html
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To unsubscribe, send email to [email protected] and include in the body
of the message "signoff RMI-USERS".  For general help, send email to
[email protected] and include in the body of the message "help".

For a list of frequently asked RMI questions please refer to:
http://java.sun.com/j2se/1.3/docs/guide/rmi/faq.html

To view past RMI-USERS postings, please see:
http://archives.java.sun.com/archives/rmi-users.html