struts-hibernate project : error in tomcat 6 deployment - tomcat6

I have developed an web application using struts2 and hibernate 3, that is not being deployed properly in tomcat manager deployer.
Error message in manager console : FAIL - Application at context path /classifieds could not be started
Also here is the server error log, as in apache tomcat 6 log directory.
May 27, 2010 7:17:23 PM org.apache.catalina.core.StandardContext filterStart
SEVERE: Exception starting filter struts2
java.lang.ClassNotFoundException: net.web.classifieds.plugins.Struts2Dispatcher
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1516)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1361)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:269)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
at org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:115)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3838)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4488)
at org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1276)
at org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:624)
at org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:136)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:558)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:619)

It seems that the problem is caused by fact that the class: net.web.classifieds.plugins.Struts2Dispatcher is not found. Make sure that this class is attached to the war file, which you are trying to deploy.
If you have implemented this class yourself, it should be found from WEB-INF/classes/net/web/classifieds/plugins/ directory. You can verify this by unzipping the war file, and checking if the class is found. On the other hand, if the class is a part of a library implemented by someone else, you should find the jar file containing this class from WEB-INF/lib directory.
However, it would be useful to see your build script, if this does not solve the problem.

Related

Could not initialize class sun.security.ssl.SSLExtension when deploying spring boot with mssql database to glassfish 5.1

I am new to glassfish server and I am trying to deploy a Spring boot application in glassfish 5.1.
My Spring boot application communicates with database via JPA and Hibernate.
When I compile and deploy with mysql, deployment went fine.
However, when I change the database to Microsoft Sql Server (MSSQL) deployment fails with the error below:
java.lang.Exception: java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: org.apache.catalina.LifecycleException: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.class]: Invocation of init method failed; nested exception is java.lang.NoClassDefFoundError: Could not initialize class sun.security.ssl.SSLExtension
at com.sun.enterprise.web.WebApplication.start(WebApplication.java:136)
at org.glassfish.internal.data.EngineRef.start(EngineRef.java:122)
at org.glassfish.internal.data.ModuleInfo.start(ModuleInfo.java:291)
at org.glassfish.internal.data.ApplicationInfo.start(ApplicationInfo.java:352)
at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:500)
at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:219)
at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:491)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:540)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:536)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:360)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:535)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:566)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:558)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:360)
at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:557)
at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1465)
at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1300(CommandRunnerImpl.java:110)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1847)
at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1723)
at org.glassfish.admin.rest.resources.admin.CommandResource.executeCommand(CommandResource.java:408)
at org.glassfish.admin.rest.resources.admin.CommandResource.execCommandSimpInMultOut(CommandResource.java:235)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:76)
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:148)
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:191)
at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:200)
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:103)
at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:493)
at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:415)
at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:104)
at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:277)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:272)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:268)
at org.glassfish.jersey.internal.Errors.process(Errors.java:316)
at org.glassfish.jersey.internal.Errors.process(Errors.java:298)
at org.glassfish.jersey.internal.Errors.process(Errors.java:268)
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:289)
at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:256)
at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:703)
at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:377)
at org.glassfish.admin.rest.adapter.JerseyContainerCommandService$3.service(JerseyContainerCommandService.java:174)
at org.glassfish.admin.rest.adapter.RestAdapter.service(RestAdapter.java:179)
at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:463)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:168)
at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:242)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:284)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:201)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:133)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:539)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:593)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:573)
at java.lang.Thread.run(Thread.java:750)
]]
Server: Galssfish 5.1
Databse used: mssql
Dependency: runtimeOnly 'com.microsoft.sqlserver:mssql-jdbc'
Java: jdk8
Properties file Config:
spring.datasource.driverClassName=com.microsoft.sqlserver.jdbc.SQLServerDriver
spring.datasource.url=jdbc:sqlserver://127.0.0.1;databaseName=test_db
spring.datasource.username= SA
spring.datasource.password= Somepassword
Kindly assist.
Thanks to the explanation in Stackoverflow-glassfish5, the issue is now resolved.
There is a problem with Glassfish 5 dependency on Java8 sun package which is causing a clash during deployment.
To fix the issue, we needed to delete the sun folder from grizzly-npn-bootstrap.jar.
Location is: {{glassfish5_home}}/glassfish5/glassfish/modules/endorsed/grizzly-npn-bootstrap.jar.
Procedure is to extract it with a zip application (Winrar), then delete the sun folder and save.
Restart Glassfish 5 and then you are good.

java.lang.NoClassDefFoundError: Could not initialize class org.jfree.chart.ChartFactory

i have one problem since 2 days and I don't understand what happened. I have a page that catching an exception on a new server. In fact, we passed from a jdk 1.6 server to a jdk 1.7 server. On the jdk 1.6 everything was working good, but with the new server the generation of graphs with JFreeChart fail with the following error :
javax.servlet.ServletException: java.lang.NoClassDefFoundError: Could not initialize class org.jfree.chart.ChartFactory at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:294) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at com.xxx.LogFilter.doFilter(LogFilter.java:48) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at com.xxx.filters.EncodingFilter.doFilter(EncodingFilter.java:32) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:563) at org.ow2.jonas.web.tomcat6.CheckOpenResourcesValve.invoke(CheckOpenResourcesValve.java:73) at org.ow2.jonas.web.tomcat6.tx.TransactionValve.invoke(TransactionValve.java:90) at org.ow2.jonas.web.tomcat6.ResetAuthenticationValve.invoke(ResetAuthenticationValve.java:88) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:615) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NoClassDefFoundError: Could not initialize class org.jfree.chart.ChartFactory at com.xxx.VisitorHelper.createTotalChart(VisitorHelper.java:147) at
I can't reproduce the bug on my local environment. I saw on other topics that the jvm option"-Djava.awt.headless=true" resolve the problem but it's not my case...
Moreover, I can see the jfreechart-1.0.12.jar file on the WEB-INF repository of my ear which is declare on the pom.xml like this :
<dependency>
<groupId>jfree</groupId>
<artifactId>jfreechart</artifactId>
<version>1.0.12</version>
</dependency>
I can only see a difference between the jdk-s on the two servers.
Could be a compatibility problem. The groupId of jfree has changed since 2011. Try using the current jfreechart version:
<dependency>
<groupId>org.jfree</groupId>
<artifactId>jfreechart</artifactId>
<version>1.0.19</version>
</dependency>
If the jar is really in your classpath, the problem maybe it is caused by a bug in your IDE. Clear the cache would resolve it.
The path change according your IDE.
This could help
How to clear the Cache in NetBeans
Finally I resolved my problem. It was missing a lib on my server, I added it doing "yum install cups-libs".
Now my code is working well :)

When saving a form in Orbeon Form Builder I get an error

I downloaded Orbeon CE and followed this tutorial to install it http://wiki.orbeon.com/forms/doc/developer-guide/admin/installing#TOC-Software-requirements
I am using Apache Tomcat.
I could open orbeon on my browser and also create and test a form without problems. The error I encounter is when I want to save it:
"Unable to complete action
There was an error communicating with the database. Please contact the application administrator."
I read here that "By default, Orbeon Forms ships with an embedded eXist database."
This is the the log of localhost I find:
2-set-2013 19.01.16 org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: Allocate exception for servlet exist-rest-servlet
javax.servlet.ServletException: No database instance available
at org.exist.http.servlets.EXistServlet.init(EXistServlet.java:140)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1280)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1193)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:865)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:136)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:680)
Can someone help me?
Update:
Here the exist-conf.xml:
<db-connection cacheSize="20M" collectionCache="10M" database="native" files="exist-data" pageSize="4096" nodesBuffer="-1">
I tried also to install eXist database but nothing.

Solr/Tika Extract Fails NoSuchMethodError, Solr 3.6, Tika 1.0, Jboss 5.0.1

We have a multicore SOLR 3.6 install inside JBOSS with TIKA extract capability. This is a new install on a Windows 2008 R2 VM. This exact setup has worked on many many other deployements. HEre is the stack trace when "extract" is called:
2013-01-31 08:52:51,908 SEVERE [org.apache.solr.servlet.SolrDispatchFilter] java.lang.NoSuchMethodError: org.apache.tika.config.TikaConfig.(Ljava/lang/ClassLoader;)V
at org.apache.solr.handler.extraction.ExtractingRequestHandler.getDefaultConfig(ExtractingRequestHandler.java:136)
at org.apache.solr.handler.extraction.ExtractingRequestHandler.inform(ExtractingRequestHandler.java:95)
at org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.getWrappedHandler(RequestHandlers.java:255)
at org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.handleRequest(RequestHandlers.java:242)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1376)
at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:365)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:260)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)
at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)
at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:662)
I was having a similar issue, getting NoSuchMethodErrors. Turned out I had an old version of metadata-extractor.jar on my classpath, which was conflicting with the one in tika.jar. If you can find the specific jar that's throwing the exception, you might have a version conflict.

Tomcat 6 customized Realm

I'm trying to write my own Realm to authenticate my users.
I have written a class extending org.apache.catalina.realm.RealmBase, compiled to a .jar file and put it in the /lib library.
Then I added this to server.xml:
<Realm className="wstest.tomcat.security.MyRealm"
resourceName="myrealm"/>
Tomcat doesn't seem to "see" my new jar...
When I start Tomcat I get:
ERROR main org.apache.commons.digester.Digester - Begin event threw exception
java.lang.ClassNotFoundException: wstest.tomcat.security.MyRealm
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
at org.apache.tomcat.util.digester.ObjectCreateRule.begin(ObjectCreateRule.java:205)
at org.apache.tomcat.util.digester.Rule.begin(Rule.java:153)
at org.apache.tomcat.util.digester.Digester.startElement(Digester.java:1356)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:501)
at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:179)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1343)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2755)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1642)
at org.apache.catalina.startup.Catalina.load(Catalina.java:526)
at org.apache.catalina.startup.Catalina.load(Catalina.java:560)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:261)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Which /lib folder have you used? The one in your WebProject or the one in tomcat?
I'm a tomcat greenhorn myself but as far as I know you should place your JAR in the latter one.
server.xml is loaded before the webapps. Therefore tomcat needs to find your Realm implementation class before it gets to load your application JAR files. Place the JAR in tomcat/lib and that should fix the problem.
You also need to be aware of one gotcha: don't log anything in the Realm constructor. The containerLog field is not set in there so you'll get a nasty NPE. loadInternal() sets the containerLog.

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