The current architecture has a web application (in the WAR distribution) that is used to provide information to the web client using a servlet. This servlet receives this information from an external service through Metro Glassfish Metro (SOAP) and then formats it for the client (JavaScript).
The proxy component (JAR) was designed to control access to this external service (via Glassfish Metro), and the external service is fully accessible and accessible for use by this component through the command line, JUnit tests, and even the project’s web interface when it is running as an application with the command line.
As soon as this web project is executed through Glassfish, Servlet encounters problems when trying to call this service (through a proxy component).
The following is a stack trace:
java.lang.ClassCastException: org.apache.xerces.parsers.XML11Configuration cannot be cast to org.apache.xerces.xni.parser.XMLParserConfiguration
at org.apache.xerces.parsers.SAXParser.<init>(Unknown Source)
at org.apache.xerces.parsers.SAXParser.<init>(Unknown Source)
at org.apache.xerces.jaxp.SAXParserImpl.<init>(Unknown Source)
at org.apache.xerces.jaxp.SAXParserFactoryImpl.newSAXParser(Unknown Source)
at com.sun.org.apache.xml.internal.resolver.readers.SAXCatalogReader.readCatalog(SAXCatalogReader.java:238)
at com.sun.org.apache.xml.internal.resolver.Catalog.parseCatalog(Catalog.java:680)
at com.sun.xml.ws.util.xml.XmlUtil.createDefaultCatalogResolver(XmlUtil.java:299)
at com.sun.xml.ws.client.WSServiceDelegate.parseWSDL(WSServiceDelegate.java:267)
at com.sun.xml.ws.client.WSServiceDelegate.<init>(WSServiceDelegate.java:230)
at com.sun.xml.ws.client.WSServiceDelegate.<init>(WSServiceDelegate.java:178)
at com.sun.xml.ws.spi.ProviderImpl.createServiceDelegate(ProviderImpl.java:106)
at javax.xml.ws.Service.<init>(Service.java:57)
at com.acme.MLSWebServicesInterface.<init>(MLSWebServicesInterface.java:48)
at com.adomain.acme.MLSManager.getDeviceRecords(MLSManager.java:42)
at com.adomain.app.service.StatusManager.getDeviceRecords(StatusManager.java:22)
at com.adomain.app.service.StatusServlet.processRequest(StatusServlet.java:44)
at com.adomain.app.service.StatusServlet.doGet(StatusServlet.java:87)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1523)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:188)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:641)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:97)
at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:85)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:185)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:332)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:233)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:165)
at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:791)
at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:693)
at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:954)
at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:170)
at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:135)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:102)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:88)
at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:76)
at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
at com.sun.grizzly.ContextTask.run(ContextTask.java:69)
at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:330)
at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:309)
at java.lang.Thread.run(Thread.java:619)