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exception from CacheJmxWrapperMBean.getCache()
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created by <a href="http://community.jboss.org/people/szerintedmi">Peter Petrovics</a> in <i>JBoss Cache</i> - <a href="http://community.jboss.org/message/547863#547863">View the full discussion</a>
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<div class="jive-rendered-content"><p>I'm trying to reach the same cache from two different webapps running on the same Tomcat.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The first time it starts I'm registering with the following code:</p><p>{code}</p><p>jbossCache = new DefaultCacheFactory().createCache(configFile);<br/>cacheJmxWrapper = new CacheJmxWrapper(jbossCache);</p><p><br/>ObjectInstance oi = mBeanServer.registerMBean(cacheJmxWrapper, on);</p><p>// tryied this way too:</p><p>//JmxRegistrationManager jmxRegManager = new  JmxRegistrationManager(mBeanServer, jbossCache, on);<br/> //jmxRegManager.registerAllMBeans();</p><p>                <br/>log.info("Cache started. MBean objName: " + oi.getObjectName());</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I try to get a reference through JMX with this code:</p><p>{code}</p><p>mBeanServer = ManagementFactory.getPlatformMBeanServer();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>cacheJmxWrapper =<br/>                        (CacheJmxWrapperMBean) MBeanServerInvocationHandler.newProxyInstance(mBeanServer, on,<br/>                        CacheJmxWrapperMBean.class, false);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Object o;   // just to show the issue<br/>o = cacheJmxWrapper.getCache();</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I receive the following exception from the last line:</p><p>{code}</p><p>java.lang.ClassCastException: org.jboss.cache.invocation.CacheInvocationDelegate cannot be cast to org.jboss.cache.Cache<br/>        at $Proxy17.getCache(Unknown Source)</p><p>{code}</p><p>I tried several different methods to register/get reference.</p><p>Am I missing a point or is it a bug?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>As I read JNDI would be a workaroun but can't find proper description how to setup (and setting on production server would be a bit complicated because of restricted access). I there any other way to reach the same cache from different webapps?</p></div>
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