Re: I Need help about webservices!!!!

As per http://forums.sun.com/thread.jspa?threadID=5177042&tstart=45 , the likely reason is that the connection pool setup could be wrong.

The following URL may help:
    http://forums.java.net/jive/thread.jspa?messageID=274766&#274766
    ...I guess, you are configuring a connection pool in appserver for this.
    ...There are templates available for various databases:
    http://blogs.sun.com/JagadishPrasath/entry/jdbc_connection_pool_templates_glassfish

    If you need to use jdbc-odbc bridge datasource, please refer :
    http://forums.java.net/jive/thread.jspa?messageID=226250&#226250

regards,
karthik

April Medina wrote:

Hi Karthik!

I applied your suggestion on the persistence.xml file but I got a different exception...

The exception message is detailed below...

Thanks,

April

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

getOffices Method invocation

Method parameter(s)Type Value

Service invocation threw an exception with message : null; Refer to the server log for more details

Exceptions details : java.lang.reflect.InvocationTargetException
javax.servlet.ServletException: java.lang.reflect.InvocationTargetException at com.sun.enterprise.webservice.monitoring.WebServiceTesterServlet.doPost(WebServiceTesterServlet.java:345) at com.sun.enterprise.webservice.monitoring.WebServiceTesterServlet.invoke(WebServiceTesterServlet.java:121) at com.sun.enterprise.webservice.JAXWSServlet.doPost(JAXWSServlet.java:165) at javax.servlet.http.HttpServlet.service(HttpServlet.java:738) at javax.servlet.http.HttpServlet.service(HttpServlet.java:831) at org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:411) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:317) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198) at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:288) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:271) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:202) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:206) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:150) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:272) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:637) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:568) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:813) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:341) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:263) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:214) at com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(PortUnificationPipeline.java:380) at com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:265) at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerThread.java:106) Caused by: java.lang.reflect.InvocationTargetException 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 com.sun.enterprise.webservice.monitoring.WebServiceTesterServlet.doPost(WebServiceTesterServlet.java:316) ... 36 more Caused by: javax.xml.ws.soap.SOAPFaultException: Internal Exception: java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago. Error Code: 0 at com.sun.xml.ws.fault.SOAP11Fault.getProtocolException(SOAP11Fault.java:188) at com.sun.xml.ws.fault.SOAPFaultBuilder.createException(SOAPFaultBuilder.java:116) at com.sun.xml.ws.client.sei.SyncMethodHandler.invoke(SyncMethodHandler.java:119) at com.sun.xml.ws.client.sei.SyncMethodHandler.invoke(SyncMethodHandler.java:89) at com.sun.xml.ws.client.sei.SEIStub.invoke(SEIStub.java:118) at $Proxy117.getOffices(Unknown Source) ... 41 more Caused by: oracle.toplink.essentials.exceptions.DatabaseException: Internal Exception: java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago. Error Code: 0 at oracle.toplink.essentials.exceptions.DatabaseException.sqlException(DatabaseException.java:305) at oracle.toplink.essentials.jndi.JNDIConnector.connect(JNDIConnector.java:150) at oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(DatasourceLogin.java:184) at oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource(DatabaseSessionImpl.java:582) at oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(EntityManagerFactoryProvider.java:280) at oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:229) at oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:93) at oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:126) at oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:99) at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(EntityManagerWrapper.java:346) at com.sun.enterprise.util.EntityManagerWrapper.createQuery(EntityManagerWrapper.java:660) at Entity.OPWebService.GetOffices(OPWebService.java:37) 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 com.sun.enterprise.webservice.InstanceResolverImpl$1.invoke(InstanceResolverImpl.java:112) at com.sun.xml.ws.server.InvokerTube$2.invoke(InvokerTube.java:146) at com.sun.xml.ws.server.sei.EndpointMethodHandler.invoke(EndpointMethodHandler.java:257) at com.sun.xml.ws.server.sei.SEIInvokerTube.processRequest(SEIInvokerTube.java:93) at com.sun.xml.ws.api.pipe.Fiber.__doRun(Fiber.java:595) at com.sun.xml.ws.api.pipe.Fiber._doRun(Fiber.java:554) at com.sun.xml.ws.api.pipe.Fiber.doRun(Fiber.java:539) at com.sun.xml.ws.api.pipe.Fiber.runSync(Fiber.java:436) at com.sun.xml.ws.api.pipe.helper.AbstractTubeImpl.process(AbstractTubeImpl.java:106) at com.sun.enterprise.webservice.MonitoringPipe.process(MonitoringPipe.java:147) at com.sun.xml.ws.api.pipe.helper.PipeAdapter.processRequest(PipeAdapter.java:115) at com.sun.xml.ws.api.pipe.Fiber.__doRun(Fiber.java:595) at com.sun.xml.ws.api.pipe.Fiber._doRun(Fiber.java:554) at com.sun.xml.ws.api.pipe.Fiber.doRun(Fiber.java:539) at com.sun.xml.ws.api.pipe.Fiber.runSync(Fiber.java:436) at com.sun.xml.ws.api.pipe.helper.AbstractTubeImpl.process(AbstractTubeImpl.java:106) at com.sun.enterprise.webservice.CommonServerSecurityPipe.processRequest(CommonServerSecurityPipe.java:218) at com.sun.enterprise.webservice.CommonServerSecurityPipe.process(CommonServerSecurityPipe.java:129) at com.sun.xml.ws.api.pipe.helper.PipeAdapter.processRequest(PipeAdapter.java:115) at com.sun.xml.ws.api.pipe.Fiber.__doRun(Fiber.java:595) at com.sun.xml.ws.api.pipe.Fiber._doRun(Fiber.java:554) at com.sun.xml.ws.api.pipe.Fiber.doRun(Fiber.java:539) at com.sun.xml.ws.api.pipe.Fiber.runSync(Fiber.java:436) at com.sun.xml.ws.server.WSEndpointImpl$2.process(WSEndpointImpl.java:243) at com.sun.xml.ws.transport.http.HttpAdapter$HttpToolkit.handle(HttpAdapter.java:444) at com.sun.xml.ws.transport.http.HttpAdapter.handle(HttpAdapter.java:244) at com.sun.xml.ws.transport.http.servlet.ServletAdapter.handle(ServletAdapter.java:135) at com.sun.enterprise.webservice.JAXWSServlet.doPost(JAXWSServlet.java:176) at javax.servlet.http.HttpServlet.service(HttpServlet.java:738) at javax.servlet.http.HttpServlet.service(HttpServlet.java:831) at org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:411) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:317) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198) at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:288) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:271) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:202) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:206) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:150) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:571) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:272) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:637) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:568) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:813) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:341) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:263) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:214) ... 2 more Caused by: java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure Last packet sent to the server was 0 ms ago. at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java:115) at oracle.toplink.essentials.jndi.JNDIConnector.connect(JNDIConnector.java:145) ... 75 more