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Re: [Springframework-developer] JMX Documentation or Sample
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From: Rob H. <ro...@ca...> - 2005-02-28 09:28:56
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Scott, The reason you can't connect with jconsole, I think, is to do with the default protocol used - jmxmp, which is not supported. I'm going to change this today. I will add logic to detect a proxy and look for attributes on the superclass so that you can use Commons Attributes with a proxy. Rob Scott Battaglia wrote: > Rob, > > Thanks for the PDF. :-) I got the error to go away by connecting with > MC4J (I was trying to use jconsole to connect localhost:9876 but that > didn't work). > > I found an interesting thing (that in hindsight is pretty obvious): > you can't expose with Commons Attributes any bean you've proxied. It > obviously (again in hindsight) can't find the attributes. > > Thanks > > -Scott > > > > Rob Harrop wrote: > >> Scott, >> >> A lot of the class names and package names changed. I have uploaded a >> PDF of the work in progress docs to the Wiki. Be aware that it is >> still quite rough, but it should give you a good idea of what is >> going on. >> >> With your error, what protocol are you using to connect to the >> MBeanServer? >> >> Rob >> >> Scott Battaglia wrote: >> >>> Just in case any one else is looking at the example Michael >>> provided, not only is JmxMBeanAdapter renamed to MBeanExporter, the >>> MBeanServerFactoryBean is located under support not factory (found >>> that out the hard way ;-)) >>> >>> Michael, Thomas or Rob. Have you guys seen this error in relation >>> to the JMX support?: >>> Feb 23, 2005 12:01:07 AM GenericConnectorServer ClientCreation.run >>> WARNING: Failed to open connection: >>> java.io.StreamCorruptedException: invalid st >>> ream header >>> java.io.StreamCorruptedException: invalid stream header >>> at >>> java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:737 >>> ) >>> at java.io.ObjectInputStream.<init>(ObjectInputStream.java:253) >>> at >>> com.sun.jmx.remote.socket.SocketConnection$ObjectInputStreamWithLoade >>> r.<init>(SocketConnection.java:354) >>> at >>> com.sun.jmx.remote.socket.SocketConnection.readMessage(SocketConnecti >>> on.java:204) >>> at >>> com.sun.jmx.remote.opt.security.AdminServer.connectionOpen(AdminServe >>> r.java:76) >>> at >>> com.sun.jmx.remote.generic.ServerSynchroMessageConnectionImpl.connect >>> (ServerSynchroMessageConnectionImpl.java:51) >>> at >>> javax.management.remote.generic.GenericConnectorServer$ClientCreation >>> .run(GenericConnectorServer.java:383) >>> at >>> com.sun.jmx.remote.opt.util.ThreadService$ThreadServiceJob.run(Thread >>> Service.java:208) >>> at >>> com.sun.jmx.remote.opt.util.JobExecutor.run(JobExecutor.java:59) >>> >>> I got this on Tomcat 5.0.27 and 5.0.30-beta. I tried to connect >>> using jconsole in JDK 5 and connecting to a remote server of >>> localhost:9876 (I also tried on port 10,000) >>> >>> Thanks >>> >>> Scott Battaglia >>> Application Developer, Architecture and Engineering Team >>> Enterprise Systems and Services, Rutgers University >>> v: 732.445.0097 | f: 732.445.5493 | sco...@ru... >>> >>> >>> >>> Michael Schuerig wrote: >>> >>>> On Tuesday 22 February 2005 21:26, Scott Battaglia wrote: >>>> >>>> >>>> >>>>> Okay, I'll look for them after the 1.1.5 release then! In the mean >>>>> time are any of the test cases a good kind of guide to follow? I'm >>>>> not too familar with JMX so I'm learning JMX and trying to figure out >>>>> the Spring support at the same time (probably not a good >>>>> combination). >>>>> >>>> >>>> >>>> >>>> >>>> If all you want to do is expose a Spring bean as an MBean it's >>>> actually pretty easy and doesn't require any code. >>>> >>>> Create an MBeanServer registered as a bean >>>> >>>> <bean id="mbeanserver" >>>> class="org.springframework.jmx.factory.MBeanServerFactoryBean"> >>>> <property name="defaultDomain"><value>MyDomain</value></property> >>>> </bean> >>>> >>>> Wrap an MBean adapter around my repositorymanager bean (not shown), >>>> which is a completely ordinary java object. In this case, public >>>> methods are exposed as attributes/operations. Alternatively, >>>> metadata can be used. >>>> >>>> <bean id="mbeanadapter" >>>> class="org.springframework.jmx.JmxMBeanAdapter"> >>>> <property name="server"><ref local="mbeanserver"/></property> >>>> <property name="beans"> >>>> <map> >>>> <entry key="MyDomain:id=Repository"> >>>> <ref bean="repositorymanager"/> >>>> </entry> >>>> </map> >>>> </property> >>>> </bean> >>>> >>>> Create a connector listening, by default, on >>>> service:jmx:jmxmp://localhost:9876 (this requires >>>> jmxremote_optional.jar) >>>> >>>> <bean id="jmxconnector" >>>> class="org.springframework.jmx.support.ConnectorServerFactoryBean"> >>>> <property name="server"> >>>> <ref local="mbeanserver" /> >>>> </property> >>>> <!-- This is the default URL anyway --> >>>> <property name="serviceUrl"> >>>> <value>service:jmx:jmxmp://localhost:9876</value> >>>> </property> >>>> <property name="threaded"> >>>> <value>true</value> >>>> </property> >>>> <!-- Ensure the connector thread doesn't keep the >>>> servlet container running --> >>>> <property name="daemon"> >>>> <value>true</value> >>>> </property> >>>> </bean> >>>> >>>> >>>> HTH, >>>> Michael >>>> >>>> >>>> >>> >>> >>> ------------------------------------------------------- >>> SF email is sponsored by - The IT Product Guide >>> Read honest & candid reviews on hundreds of IT Products from real >>> users. >>> Discover which products truly live up to the hype. Start reading now. >>> http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click >>> _______________________________________________ >>> Springframework-developer mailing list >>> Spr...@li... >>> https://lists.sourceforge.net/lists/listinfo/springframework-developer >>> >>> >> >> >> ------------------------------------------------------- >> SF email is sponsored by - The IT Product Guide >> Read honest & candid reviews on hundreds of IT Products from real users. >> Discover which products truly live up to the hype. Start reading now. >> http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click >> _______________________________________________ >> Springframework-developer mailing list >> Spr...@li... >> https://lists.sourceforge.net/lists/listinfo/springframework-developer > > > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide > Read honest & candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > _______________________________________________ > Springframework-developer mailing list > Spr...@li... > https://lists.sourceforge.net/lists/listinfo/springframework-developer > > |
