java.lang.NullPointerException

Spring JIRA | Jacques Couzteau | 9 years ago
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  1. 0

    run my app in the jboss environment (JBoss 4.2.2GA) I always fail with nullpointer exceptions in one of my payload interceptors (PayloadLoggingInterceptor, PayloadValidatingInterceptor). When I have validation turned on, I fail in xerces, if it's off I fail the logger in xalan. See stacktraces, failure in validator: Code: java.lang.NullPointerException at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText(SaajXmlReader.java:187) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:127) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:115) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:96) at org.apache.xerces.jaxp.validation.ValidatorHandlerImpl.validate(Unknown Source) at org.apache.xerces.jaxp.validation.ValidatorImpl.validate(Unknown Source) at javax.xml.validation.Validator.validate(Unknown Source) at org.springframework.xml.validation.Jaxp13ValidatorFactory$Jaxp13Validator.validate(Jaxp13ValidatorFactory.java:61) at org.springframework.ws.server.endpoint.interceptor.AbstractValidatingInterceptor.handleResponse(AbstractValidatingInterceptor.java:185) at org.springframework.ws.server.MessageDispatcher.triggerHandleResponse(MessageDispatcher.java:341) at org.springframework.ws.server.MessageDispatcher.dispatch(MessageDispatcher.java:218) at org.springframework.ws.server.MessageDispatcher.receive(MessageDispatcher.java:162) at org.springframework.ws.transport.support.WebServiceMessageReceiverObjectSupport.handleConnection(WebServiceMessageReceiverObjectSupport.java:87) at org.springframework.ws.transport.http.WebServiceMessageReceiverHandlerAdapter.handle(WebServiceMessageReceiverHandlerAdapter.java:57) at org.springframework.ws.transport.http.MessageDispatcherServlet.doService(MessageDispatcherServlet.java:197) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441) at javax.servlet.http.HttpServlet.service(HttpServlet.java:710) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) 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:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) failure in logger: Code: 14:57:46,159 INFO [STDOUT] 2008-04-07 14:57:46,158 WARN [org.springframework.ws.soap.server.SoapMessageDispatcher] - Endpoint invocation resulted in exception - responding with SOAP Fault java.lang.NullPointerException at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText(SaajXmlReader.java:187) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:127) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:115) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:96) at org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485) at org.springframework.ws.server.endpoint.1.logMessageSource(AbstractLoggingInterceptor.java:102) at org.springframework.ws.server.endpoint.AbstractLoggingInterceptor.handleResponse(AbstractLoggingInterceptor.java:81) at org.springframework.ws.server.MessageDispatcher.triggerHandleResponse(MessageDispatcher.java:341) at org.springframework.ws.server.MessageDispatcher.dispatch(MessageDispatcher.java:218) at org.springframework.ws.server.MessageDispatcher.receive(MessageDispatcher.java:162) at org.springframework.ws.transport.support.WebServiceMessageReceiverObjectSupport.handleConnection(WebServiceMessageReceiverObjectSupport.java:87) at org.springframework.ws.transport.http.WebServiceMessageReceiverHandlerAdapter.handle(WebServiceMessageReceiverHandlerAdapter.java:57) at org.springframework.ws.transport.http.MessageDispatcherServlet.doService(MessageDispatcherServlet.java:197) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441) at javax.servlet.http.HttpServlet.service(HttpServlet.java:710) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:230) at ... snip my bean looks like this, Code: <bean class="org.springframework.ws.server.endpoint.mapping.PayloadRootAnnotationMethodEndpointMapping"> <property name="interceptors"> <list> <bean class="org.springframework.ws.server.endpoint.interceptor.PayloadLoggingInterceptor"/> <bean class="org.springframework.ws.soap.server.endpoint.interceptor.PayloadValidatingInterceptor"> <property name="schema" value="/WEB-INF/xsd/codexws.xsd"/> <property name="validateRequest" value="true"/> <property name="validateResponse" value="true"/> </bean> </list> </property> <property name="order" value="1"/> </bean> I have explicitly defined the message factory: Code: <bean id="messageFactory" class="org.springframework.ws.soap.saaj.SaajSoapMessageFactory"> <description> define default message factory to avoid problems with JBoss' built in factory. See http://static.springframework.org/spring-ws/site/faq.html#saaj-jboss </description> <property name="messageFactory"> <bean class="com.sun.xml.messaging.saaj.soap.ver1_1.SOAPMessageFactory1_1Impl"> </bean> </property> </bean>

    Spring JIRA | 9 years ago | Jacques Couzteau
    java.lang.NullPointerException
  2. 0

    run my app in the jboss environment (JBoss 4.2.2GA) I always fail with nullpointer exceptions in one of my payload interceptors (PayloadLoggingInterceptor, PayloadValidatingInterceptor). When I have validation turned on, I fail in xerces, if it's off I fail the logger in xalan. See stacktraces, failure in validator: Code: java.lang.NullPointerException at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText(SaajXmlReader.java:187) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:127) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:115) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:96) at org.apache.xerces.jaxp.validation.ValidatorHandlerImpl.validate(Unknown Source) at org.apache.xerces.jaxp.validation.ValidatorImpl.validate(Unknown Source) at javax.xml.validation.Validator.validate(Unknown Source) at org.springframework.xml.validation.Jaxp13ValidatorFactory$Jaxp13Validator.validate(Jaxp13ValidatorFactory.java:61) at org.springframework.ws.server.endpoint.interceptor.AbstractValidatingInterceptor.handleResponse(AbstractValidatingInterceptor.java:185) at org.springframework.ws.server.MessageDispatcher.triggerHandleResponse(MessageDispatcher.java:341) at org.springframework.ws.server.MessageDispatcher.dispatch(MessageDispatcher.java:218) at org.springframework.ws.server.MessageDispatcher.receive(MessageDispatcher.java:162) at org.springframework.ws.transport.support.WebServiceMessageReceiverObjectSupport.handleConnection(WebServiceMessageReceiverObjectSupport.java:87) at org.springframework.ws.transport.http.WebServiceMessageReceiverHandlerAdapter.handle(WebServiceMessageReceiverHandlerAdapter.java:57) at org.springframework.ws.transport.http.MessageDispatcherServlet.doService(MessageDispatcherServlet.java:197) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441) at javax.servlet.http.HttpServlet.service(HttpServlet.java:710) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) 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:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) failure in logger: Code: 14:57:46,159 INFO [STDOUT] 2008-04-07 14:57:46,158 WARN [org.springframework.ws.soap.server.SoapMessageDispatcher] - Endpoint invocation resulted in exception - responding with SOAP Fault java.lang.NullPointerException at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText(SaajXmlReader.java:187) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:127) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150) at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:115) at org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:96) at org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485) at org.springframework.ws.server.endpoint.1.logMessageSource(AbstractLoggingInterceptor.java:102) at org.springframework.ws.server.endpoint.AbstractLoggingInterceptor.handleResponse(AbstractLoggingInterceptor.java:81) at org.springframework.ws.server.MessageDispatcher.triggerHandleResponse(MessageDispatcher.java:341) at org.springframework.ws.server.MessageDispatcher.dispatch(MessageDispatcher.java:218) at org.springframework.ws.server.MessageDispatcher.receive(MessageDispatcher.java:162) at org.springframework.ws.transport.support.WebServiceMessageReceiverObjectSupport.handleConnection(WebServiceMessageReceiverObjectSupport.java:87) at org.springframework.ws.transport.http.WebServiceMessageReceiverHandlerAdapter.handle(WebServiceMessageReceiverHandlerAdapter.java:57) at org.springframework.ws.transport.http.MessageDispatcherServlet.doService(MessageDispatcherServlet.java:197) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441) at javax.servlet.http.HttpServlet.service(HttpServlet.java:710) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:230) at ... snip my bean looks like this, Code: <bean class="org.springframework.ws.server.endpoint.mapping.PayloadRootAnnotationMethodEndpointMapping"> <property name="interceptors"> <list> <bean class="org.springframework.ws.server.endpoint.interceptor.PayloadLoggingInterceptor"/> <bean class="org.springframework.ws.soap.server.endpoint.interceptor.PayloadValidatingInterceptor"> <property name="schema" value="/WEB-INF/xsd/codexws.xsd"/> <property name="validateRequest" value="true"/> <property name="validateResponse" value="true"/> </bean> </list> </property> <property name="order" value="1"/> </bean> I have explicitly defined the message factory: Code: <bean id="messageFactory" class="org.springframework.ws.soap.saaj.SaajSoapMessageFactory"> <description> define default message factory to avoid problems with JBoss' built in factory. See http://static.springframework.org/spring-ws/site/faq.html#saaj-jboss </description> <property name="messageFactory"> <bean class="com.sun.xml.messaging.saaj.soap.ver1_1.SOAPMessageFactory1_1Impl"> </bean> </property> </bean>

    Spring JIRA | 9 years ago | Jacques Couzteau
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText()
    2. Spring WS Core
      SaajXmlReader.parse
      1. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleText(SaajXmlReader.java:187)
      2. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:127)
      3. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150)
      4. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123)
      5. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150)
      6. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123)
      7. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleElement(SaajXmlReader.java:150)
      8. org.springframework.ws.soap.saaj.support.SaajXmlReader.handleNode(SaajXmlReader.java:123)
      9. org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:115)
      10. org.springframework.ws.soap.saaj.support.SaajXmlReader.parse(SaajXmlReader.java:96)
      10 frames
    3. Xerces2-j
      ValidatorImpl.validate
      1. org.apache.xerces.jaxp.validation.ValidatorHandlerImpl.validate(Unknown Source)
      2. org.apache.xerces.jaxp.validation.ValidatorImpl.validate(Unknown Source)
      2 frames
    4. Java RT
      Validator.validate
      1. javax.xml.validation.Validator.validate(Unknown Source)
      1 frame
    5. Spring XML
      Jaxp13ValidatorFactory$Jaxp13Validator.validate
      1. org.springframework.xml.validation.Jaxp13ValidatorFactory$Jaxp13Validator.validate(Jaxp13ValidatorFactory.java:61)
      1 frame
    6. Spring WS Core
      MessageDispatcherServlet.doService
      1. org.springframework.ws.server.endpoint.interceptor.AbstractValidatingInterceptor.handleResponse(AbstractValidatingInterceptor.java:185)
      2. org.springframework.ws.server.MessageDispatcher.triggerHandleResponse(MessageDispatcher.java:341)
      3. org.springframework.ws.server.MessageDispatcher.dispatch(MessageDispatcher.java:218)
      4. org.springframework.ws.server.MessageDispatcher.receive(MessageDispatcher.java:162)
      5. org.springframework.ws.transport.support.WebServiceMessageReceiverObjectSupport.handleConnection(WebServiceMessageReceiverObjectSupport.java:87)
      6. org.springframework.ws.transport.http.WebServiceMessageReceiverHandlerAdapter.handle(WebServiceMessageReceiverHandlerAdapter.java:57)
      7. org.springframework.ws.transport.http.MessageDispatcherServlet.doService(MessageDispatcherServlet.java:197)
      7 frames
    7. Spring MVC
      FrameworkServlet.doPost
      1. org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476)
      2. org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441)
      2 frames
    8. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
      2 frames
    9. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      2 frames
    10. JBoss Application Server Tomcat
      ReplyHeaderFilter.doFilter
      1. org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
      1 frame
    11. Glassfish Core
      StandardContextValve.invoke
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
      4 frames
    12. JBoss Application Server Tomcat
      JaccContextValve.invoke
      1. org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
      2. org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
      2 frames
    13. Glassfish Core
      ErrorReportValve.invoke
      1. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
      2. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
      2 frames
    14. JBoss Application Server Tomcat
      CachedConnectionValve.invoke
      1. org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
      1 frame
    15. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      2. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
      2 frames
    16. Grizzly HTTP
      JIoEndpoint$Worker.run
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
      3. org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
      3 frames