アップロードされた docx ファイルを抽出するために docx4j を使用していますが、次の例外が発生します。
java.lang.NullPointerException
org.apache.xml.serializer.OutputPropertiesFactory.getDefaultMethodProperties (OutputPropertiesFactory.java:260) で
org.apache.xalan.templates.OutputProperties.(OutputProperties.java:83) で
org.apache.xalan.transformer.TransformerIdentityImpl.(TransformerIdentityImpl.java:88) で
org.apache.xalan.processor.TransformerFactoryImpl.newTransformerHandler (TransformerFactoryImpl.java:755) で
com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl.createTransformerHandler (JAXBContextImpl.java:705) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.DomLoader$State.(DomLoader.java:52) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.DomLoader.startElement(DomLoader.java:102) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.ProxyLoader.startElement(ProxyLoader.java:44) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext._startElement(UnmarshallingContext.java:470) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext.startElement(UnmarshallingContext.java:448) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.InterningXmlVisitor.startElement(InterningXmlVisitor.java:60) で
com.sun.xml.internal.bind.v2.runtime.unmarshaller.SAXConnector.startElement(SAXConnector.java:137) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:228) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:265) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:234) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.scan(DOMScanner.java:111) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.scan(DOMScanner.java:94) で
com.sun.xml.internal.bind.unmarshaller.DOMScanner.scan(DOMScanner.java:87) で
com.sun.xml.internal.bind.v2.runtime.BinderImpl.associativeUnmarshal(BinderImpl.java:145) で
com.sun.xml.internal.bind.v2.runtime.BinderImpl.unmarshal(BinderImpl.java:116) で
org.docx4j.openpackaging.parts.JaxbXmlPartXPathAware.unmarshal (JaxbXmlPartXPathAware.java:171) で
org.docx4j.openpackaging.io.LoadFromZipNG.getRawPart (LoadFromZipNG.java:560) で
org.docx4j.openpackaging.io.LoadFromZipNG.getPart(LoadFromZipNG.java:429) で
org.docx4j.openpackaging.io.LoadFromZipNG.addPartsFromRelationships (LoadFromZipNG.java:352) で
org.docx4j.openpackaging.io.LoadFromZipNG.process(LoadFromZipNG.java:245) で
org.docx4j.openpackaging.io.LoadFromZipNG.get (LoadFromZipNG.java:193) で
org.docx4j.openpackaging.packages.OpcPackage.load (OpcPackage.java:301) で
org.docx4j.openpackaging.packages.OpcPackage.load (OpcPackage.java:245) で
org.docx4j.openpackaging.packages.OpcPackage.load (OpcPackage.java:213) で
org.docx4j.openpackaging.packages.WordprocessingMLPackage.load (WordprocessingMLPackage.java:184) で
com.myapp.plugin.multipartfileparser.MsWordMultipartFileParser.getDocxHtml (MsWordMultipartFileParser.java:111) で
com.myapp.plugin.multipartfileparser.MsWordMultipartFileParser.write (MsWordMultipartFileParser.java:68) で
com.myapp.plugin.service.FileUploaderService.save (FileUploaderService.java:89) で
com.myapp.plugin.controller.UploadFileController.upload (UploadFileController.java:48) で
sun.reflect.NativeMethodAccessorImpl.invoke0(ネイティブメソッド)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) で
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) で
java.lang.reflect.Method.invoke(Method.java:616) で
org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:212) で
org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:126) で
org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:96) で
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:617) で
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:578) で
org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80) で
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:900) で
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:827) で
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882) で
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789) で
javax.servlet.http.HttpServlet.service(HttpServlet.java:637) で
javax.servlet.http.HttpServlet.service(HttpServlet.java:717) で
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:290) で
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) で
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)で
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) で
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:235) で
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311) で
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116) で
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:101)で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:146) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) で
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) で
org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173) で
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) で
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259) で
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:235) で
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) で
org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:233) で
org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:191) で
org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:127) で
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) で
org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:109) で
org.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:293) で
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) で
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) で
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) で
java.lang.Thread.run(Thread.java:679) で
実際、1回目はそのファイルをアップロードできましたが、2回目でこの例外が発生しました。誰かが前にそれを見たのだろうか？
ありがとう、