Hi there, You are probably using derby.jar. It contains EmbeddedDriver, but not ClientDriver. Try derbyclient.jar instead:
~/opt/db-derby-10.5.3.0-bin/lib: jar tvf derby.jar |grep ClientDriver (no output) ~/opt/db-derby-10.5.3.0-bin/lib: jar tvf derbyclient.jar |grep ClientDriver 6948 Mon Aug 10 13:16:38 FEST 2009 org/apache/derby/jdbc/ClientDriver.class Andrus On Apr 30, 2012, at 12:09 PM, Tadrierion wrote: > Hello, > > I'm French so I'm sorry if I make some mistakes. > I have created a database and I have generated classes thanks to Cayenne. > Driver used : org.apache.derby.jdbc.EmbeddedDriver > URL : jdbc:derby:database > I have created a "main" class to insert and delete some informations from > the database (it's not a memory database). It works perfectly and this, from > a remote client. > > Now I want to connect more than one client on the database at the same time. > So in CayenneModeler I change the driver and the URL : > Driver used : org.apache.derby.ClientDriver > URL : jdbc:derby://localhost/database > After' I launch the jetty server (port 8080) and the derby server (port > 1527) from Eclipse. I run the main class in the client machine and I obtain > an error : > > /26-Apr-2012 10:25:15 org.apache.cayenne.access.QueryLogger > logConnectFailure > INFO: *** Connecting: FAILURE. > java.sql.SQLException: Can not load JDBC driver named > 'org.apache.derby.jdbc.ClientDriver': org.apache.derby.jdbc.ClientDriver > at > org.apache.cayenne.conn.DriverDataSource.loadDriver(DriverDataSource.java:59) > > at > org.apache.cayenne.conn.DriverDataSource.setDriverClassName(DriverDataSource.java:253) > > at > org.apache.cayenne.conn.DriverDataSource.<init>(DriverDataSource.java:98) > at > org.apache.cayenne.conn.DriverDataSource.<init>(DriverDataSource.java:84) > at org.apache.cayenne.conn.PoolManager.<init>(PoolManager.java:89) > at > org.apache.cayenne.conf.DriverDataSourceFactory.getDataSource(DriverDataSourceFactory.java:82) > > at > org.apache.cayenne.conf.RuntimeLoadDelegate.shouldLoadDataNode(RuntimeLoadDelegate.java:334) > > at > org.apache.cayenne.conf.ConfigLoader$NodeHandler.init(ConfigLoader.java:345) > at > org.apache.cayenne.conf.ConfigLoader$DomainHandler.startElement(ConfigLoader.java:222) > > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown > Source) > at > org.apache.cayenne.conf.ConfigLoader.loadDomains(ConfigLoader.java:78) > at > org.apache.cayenne.conf.DefaultConfiguration.initialize(DefaultConfiguration.java:152) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initCayenneStack(BaseRemoteService.java:207) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initService(BaseRemoteService.java:76) > > at > org.apache.cayenne.remote.hessian.service.HessianService.init(HessianService.java:65) > > at > org.apache.cayenne.remote.hessian.service.HessianServlet.init(HessianServlet.java:76) > > at > org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440) > at > org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:339) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) > > at > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) > > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) > at > org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938) > > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:842) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409) > at > org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) > > 26-Apr-2012 10:25:15 org.apache.cayenne.conf.RuntimeLoadDelegate > shouldLoadDataNode > INFO: Error: DataSource load failed > java.sql.SQLException: Can not load JDBC driver named > 'org.apache.derby.jdbc.ClientDriver': org.apache.derby.jdbc.ClientDriver > at > org.apache.cayenne.conn.DriverDataSource.loadDriver(DriverDataSource.java:59) > > at > org.apache.cayenne.conn.DriverDataSource.setDriverClassName(DriverDataSource.java:253) > > at > org.apache.cayenne.conn.DriverDataSource.<init>(DriverDataSource.java:98) > at > org.apache.cayenne.conn.DriverDataSource.<init>(DriverDataSource.java:84) > at org.apache.cayenne.conn.PoolManager.<init>(PoolManager.java:89) > at > org.apache.cayenne.conf.DriverDataSourceFactory.getDataSource(DriverDataSourceFactory.java:82) > > at > org.apache.cayenne.conf.RuntimeLoadDelegate.shouldLoadDataNode(RuntimeLoadDelegate.java:334) > > at > org.apache.cayenne.conf.ConfigLoader$NodeHandler.init(ConfigLoader.java:345) > at > org.apache.cayenne.conf.ConfigLoader$DomainHandler.startElement(ConfigLoader.java:222) > > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown > Source) > at > com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source) > at > com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown > Source) > at > com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown > Source) > at > org.apache.cayenne.conf.ConfigLoader.loadDomains(ConfigLoader.java:78) > at > org.apache.cayenne.conf.DefaultConfiguration.initialize(DefaultConfiguration.java:152) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initCayenneStack(BaseRemoteService.java:207) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initService(BaseRemoteService.java:76) > > at > org.apache.cayenne.remote.hessian.service.HessianService.init(HessianService.java:65) > > at > org.apache.cayenne.remote.hessian.service.HessianServlet.init(HessianServlet.java:76) > > at > org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440) > at > org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:339) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) > > at > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) > > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) > at > org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938) > > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:842) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409) > at > org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) > > 26-Apr-2012 10:25:15 org.apache.cayenne.conf.RuntimeLoadDelegate > initAdapter > INFO: no adapter set, using automatic adapter. > 26-Apr-2012 10:25:15 org.apache.cayenne.conf.RuntimeLoadDelegate > shouldLinkDataMap > INFO: loaded map-ref: DomainMap. > 2012-04-26 10:25:15.859:WARN:/tutorial:unavailable > org.apache.cayenne.CayenneRuntimeException: [v.3.0.2 Jun 19 2011 > 09:29:50] Error starting Cayenne > at > org.apache.cayenne.remote.service.BaseRemoteService.initCayenneStack(BaseRemoteService.java:211) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initService(BaseRemoteService.java:76) > > at > org.apache.cayenne.remote.hessian.service.HessianService.init(HessianService.java:65) > > at > org.apache.cayenne.remote.hessian.service.HessianServlet.init(HessianServlet.java:76) > > at > org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440) > at > org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:339) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) > > at > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) > > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) > at > org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938) > > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:842) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409) > at > org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) > > 2012-04-26 10:25:15.859:WARN::/tutorial/cayenne-service > org.apache.cayenne.CayenneRuntimeException: [v.3.0.2 Jun 19 2011 > 09:29:50] Error starting Cayenne > at > org.apache.cayenne.remote.service.BaseRemoteService.initCayenneStack(BaseRemoteService.java:211) > > at > org.apache.cayenne.remote.service.BaseRemoteService.initService(BaseRemoteService.java:76) > > at > org.apache.cayenne.remote.hessian.service.HessianService.init(HessianService.java:65) > > at > org.apache.cayenne.remote.hessian.service.HessianServlet.init(HessianServlet.java:76) > > at > org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440) > at > org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:339) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) > > at > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) > > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) > at > org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938) > > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:842) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409) > at > org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) > > / > > One project on the server, with all generated classes (CayenneModeler). One > Database on the server. > One project on the client with all generated classes and one main class > which connect to the server. > > I launch two servers : Jetty Server and Derby Server. > I tried to do the same things but on the same computer, and I have the same > error. > I tried to enter an unknown driver and I have the same error. > I verify in the library if the driver is here : > http://http://www.hostingpics.net/viewer.php?id=139903untitled.png > http://www.hostingpics.net/viewer.php?id=139903untitled.png > > Thanks > Tadrierion > > -- > View this message in context: > http://cayenne.195.n3.nabble.com/Can-not-load-JDBC-driver-named-org-apache-derby-jdbc-ClientDriver-tp3950272.html > Sent from the Cayenne - User mailing list archive at Nabble.com. >
