Struts Problem Report

Struts has detected an unhandled exception:

Messages:
File: pl/com/itsense/domain/Price.java
Line number: 117

Stacktraces

java.lang.NullPointerException 
    pl.com.itsense.domain.Price.isLessThan(Price.java:117)
    pl.com.itsense.product.domain.ProductPriceService$Prices.hasDiscount(ProductPriceService.java:87)
    pl.com.itsense.product.web.productdetails.ProductPageDto.build(ProductPageDto.java:83)
    pl.com.itsense.product.web.productdetails.ProductPageDto$ProductPageDtoBuilder.attachToThreadScope(ProductPageDto.java:50)
    pl.com.itsense.ecommerce.frontend.action.ShowProductDetailsAction.doExecute(ShowProductDetailsAction.java:122)
    pl.com.itsense.ecommerce.frontend.action.BaseAction.execute(BaseAction.java:124)
    sun.reflect.GeneratedMethodAccessor166.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    java.lang.reflect.Method.invoke(Method.java:498)
    ognl.OgnlRuntime.invokeMethodInsideSandbox(OgnlRuntime.java:1245)
    ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:1230)
    ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1958)
    ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
    com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:98)
    com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:90)
    ognl.OgnlRuntime.callMethod(OgnlRuntime.java:2034)
    ognl.ASTMethod.getValueBody(ASTMethod.java:97)
    ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
    ognl.SimpleNode.getValue(SimpleNode.java:258)
    ognl.Ognl.getValue(Ognl.java:586)
    ognl.Ognl.getValue(Ognl.java:550)
    com.opensymphony.xwork2.ognl.OgnlUtil.lambda$callMethod$4(OgnlUtil.java:599)
    com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:642)
    com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:599)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:434)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:307)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:259)
    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:256)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:143)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:152)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:152)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:202)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:67)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:89)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:242)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:101)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:142)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:161)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:175)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:140)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:154)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:229)
    com.opensymphony.xwork2.DefaultActionInvocation.executeConditional(DefaultActionInvocation.java:299)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
    org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:48)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:651)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.handleRequest(StrutsPrepareAndExecuteFilter.java:157)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.tryHandleRequest(StrutsPrepareAndExecuteFilter.java:140)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:128)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    pl.com.itsense.ecommerce.webapp.ITSenseWebTraficManager.doFilter(ITSenseWebTraficManager.java:62)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    pl.com.itsense.ecommerce.webapp.RequestDurtionRecorderFilter.doFilter(RequestDurtionRecorderFilter.java:66)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    pl.com.itsense.ecommerce.webapp.SecurityFilter.doFilter(SecurityFilter.java:31)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
    io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
    io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)
    io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:251)
    io.undertow.servlet.handlers.ServletInitialHandler.dispatchToPath(ServletInitialHandler.java:186)
    io.undertow.servlet.spec.RequestDispatcherImpl.forwardImpl(RequestDispatcherImpl.java:227)
    io.undertow.servlet.spec.RequestDispatcherImpl.forwardImplSetup(RequestDispatcherImpl.java:149)
    io.undertow.servlet.spec.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:111)
    pl.com.itsense.ecommerce.webapp.ITSenseURLRewriter.dispatch(ITSenseURLRewriter.java:196)
    pl.com.itsense.ecommerce.webapp.ITSenseURLRewriter.delegate(ITSenseURLRewriter.java:114)
    pl.com.itsense.ecommerce.webapp.ITSenseURLRewriter.doFilter(ITSenseURLRewriter.java:212)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    pl.com.itsense.ecommerce.webapp.PageIdDetectorFilter.doFilter(PageIdDetectorFilter.java:31)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    pl.com.itsense.ecommerce.webapp.SecurityFilter.doFilter(SecurityFilter.java:31)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
    io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
    io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)
    io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
    org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68)
    io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132)
    io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
    io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
    io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
    io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
    io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
    io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68)
    io.undertow.servlet.handlers.SendErrorPageHandler.handleRequest(SendErrorPageHandler.java:52)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269)
    io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78)
    io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133)
    io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130)
    io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
    io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
    org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249)
    io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78)
    io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99)
    io.undertow.server.Connectors.executeRootHandler(Connectors.java:387)
    io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:841)
    org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35)
    org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1990)
    org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486)
    org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377)
    org.xnio.XnioWorker$WorkerThreadFactory$1$1.run(XnioWorker.java:1280)
    java.lang.Thread.run(Thread.java:750)

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  struts.devMode=false
in your WEB-INF/classes/struts.properties file.