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As 7.2 Log4j Logging
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created by <a href="https://community.jboss.org/people/bill.rosenberg">Bill Rosenberg</a> in <i>JBoss AS 7 Development</i> - <a href="https://community.jboss.org/message/823536#823536">View the full discussion</a>
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<div class="jive-rendered-content"><p>Logging seemed to work fine when i was using AS 7.1 with log4j libs and code, now when using 7.2, i do not see the expected logging using log4j.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I follow the migration guide:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="margin-bottom: .0001pt;"><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans-Bold; color: #a80000;">Procedure 3.5. Configure JBoss Enterprise Application Platform 6 to use a log4 j.properties</span></strong></p><p style="margin-bottom: .0001pt;"><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans-Bold; color: #a80000;">or log4 j.xml file</span></strong></p><ol style="list-style-type: decimal;"><li><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">1. Create a </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">jboss-deploym ent-structure.xm l </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">with the following content:</span></li></ol><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"><jboss-deploym ent-structure></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"><deploym ent></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: fuchsia;"><!-- Exclusions allow you to prevent the server from autom atically</span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: fuchsia;">adding som e dependencies --></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"><exclusions></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"><m odule </span><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #b13060;">nam e=</span><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #5c3566;">"org.apache.log4j" </span><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;">/></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"></exclusions></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"></deploym ent></span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: #002f5d;"></jboss-deploym ent-structure></span></p><ol style="list-style-type: decimal;"><li><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">2. Place the </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">jboss-deploym ent-structure.xm l </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">file in either the </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">MET A-INF/ </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">directory or the</span></li></ol><p style="margin-bottom: .0001pt;"><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">WEB-INF/ </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">directory if you are deploying a WAR, or in the </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">MET A-INF/ </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">directory if you are</span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">deploying an EAR.</span></p><ol style="list-style-type: decimal;"><li><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">3. Include the </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">log4 j.properties </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">or </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">log4 j.xm l </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">file in the </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">lib/ </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">directory in your deployment.</span></li><li><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">4. Start the JBoss Enterprise Application Platform 6 server with the following runtime argument to</span></li></ol><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">prevent a </span><strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationMono-Bold; color: black;">ClassCastException </span></strong><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">from appearing in the console when you deploy the application:</span></p><p style="margin-bottom: .0001pt;"><span lang="EN" style="font-size: 10.0pt; font-family: LiberationMono; color: black;">-Dorg.jboss.as.logging.per-deploym ent=false</span></p><ol style="list-style-type: decimal;"><li><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">5. Deploy your application.</span></li></ol><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;">And then i get an exception that log4j classes cannot be found, which i would expect if i exclude log4j from the deployment.<br/></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>12:41:29,192 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-2) MSC000001: Failed to start service jboss.deployment.subunit."LightSpeed.ear"."LightSpeedEJB.jar".INSTALL: org.jboss.msc.service.StartException in service jboss.deployment.subunit."LightSpeed.ear"."LightSpeedEJB.jar".INSTALL: JBAS018733: Failed to process phase INSTALL of subdeployment "LightSpeedEJB.jar" of deployment "LightSpeed.ear"</p><p>    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:127) [jboss-as-server-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]</p><p>    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811) [jboss-msc-1.0.4.GA-redhat-1.jar:1.0.4.GA-redhat-1]</p><p>    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746) [jboss-msc-1.0.4.GA-redhat-1.jar:1.0.4.GA-redhat-1]</p><p>    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_21]</p><p>    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_21]</p><p>    at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_21]</p><p><span style="color: #ff0000;"><strong>Caused by: java.lang.NoClassDefFoundError: org/apache/log4j/Priority</strong></span></p><p>    at com.lightspeed.rdp.ejb.RateDynamicStatusBean.<clinit>(RateDynamicStatusBean.java:67)</p><p>    at java.lang.Class.forName0(Native Method) [rt.jar:1.7.0_21]</p><p>    at java.lang.Class.forName(Class.java:266) [rt.jar:1.7.0_21]</p><p>    at org.jboss.invocation.proxy.AbstractProxyFactory.afterClassLoad(AbstractProxyFactory.java:94)</p><p>    at org.jboss.invocation.proxy.AbstractClassFactory.defineClass(AbstractClassFactory.java:166)</p><p>    at org.jboss.invocation.proxy.AbstractProxyFactory.getCachedMethods(AbstractProxyFactory.java:145)</p><p>    at org.jboss.as.ejb3.component.stateless.StatelessComponentDescription$3.configure(StatelessComponentDescription.java:150)</p><p>    at org.jboss.as.ee.component.ComponentDescription$DefaultComponentConfigurator.configure(ComponentDescription.java:929)</p><p>    at org.jboss.as.ee.component.deployers.EEModuleConfigurationProcessor.deploy(EEModuleConfigurationProcessor.java:80)</p><p>    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:120) [jboss-as-server-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]</p><p>    ... 5 more</p><p>Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Priority from [Module "deployment.LightSpeed.ear:main" from Service Module Loader]</p><p>    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:196) [jboss-modules.jar:1.2.0.Final-redhat-1]</p><p>    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:444) [jboss-modules.jar:1.2.0.Final-redhat-1]</p><p>    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:432) [jboss-modules.jar:1.2.0.Final-redhat-1]</p><p>    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:374) [jboss-modules.jar:1.2.0.Final-redhat-1]</p><p>    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:119) [jboss-modules.jar:1.2.0.Final-redhat-1]</p><p>    ... 15 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span lang="EN" style="font-size: 10.5pt; font-family: LiberationSans; color: black;"><br/></span></p></div>
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