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Posted to user@struts.apache.org by André Faria <an...@mandic.com.br> on 2007/01/06 14:20:11 UTC

xWork Null Property

This error is happen only sometimes in same test, what can I do to prevt 
this ?

[TEC] ERROR [http-8080-Processor24] 
InstantiatingNullHandler.nullPropertyValue(110) | Could not create 
and/or set value back on to object
java.lang.NullPointerException
    at 
com.opensymphony.xwork2.util.InstantiatingNullHandler.createObject(InstantiatingNullHandler.java:123)
    at 
com.opensymphony.xwork2.util.InstantiatingNullHandler.nullPropertyValue(InstantiatingNullHandler.java:104)
    at ognl.ASTProperty.getValueBody(ASTProperty.java:98)
    at ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:170)
    at ognl.SimpleNode.getValue(SimpleNode.java:210)
    at ognl.ASTChain.setValueBody(ASTChain.java:168)
    at ognl.SimpleNode.evaluateSetValueBody(SimpleNode.java:177)
    at ognl.SimpleNode.setValue(SimpleNode.java:246)
    at ognl.Ognl.setValue(Ognl.java:476)
    at com.opensymphony.xwork2.util.OgnlUtil.setValue(OgnlUtil.java:186)
    at 
com.opensymphony.xwork2.util.OgnlValueStack.setValue(OgnlValueStack.java:158)
    at 
com.opensymphony.xwork2.util.OgnlValueStack.setValue(OgnlValueStack.java:146)
    at 
com.opensymphony.xwork2.interceptor.ParametersInterceptor.setParameters(ParametersInterceptor.java:180)
    at 
com.opensymphony.xwork2.interceptor.ParametersInterceptor.intercept(ParametersInterceptor.java:146)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:105)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:83)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:207)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:74)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:127)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.interceptor.ProfilingActivationInterceptor.intercept(ProfilingActivationInterceptor.java:107)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:206)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:115)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:143)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.PrepareInterceptor.intercept(PrepareInterceptor.java:115)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:159)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:123)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:222)
    at 
com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:221)
    at 
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
    at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:219)
    at 
org.apache.struts2.impl.StrutsActionProxy$1.call(StrutsActionProxy.java:46)
    at 
org.apache.struts2.impl.StrutsActionProxy$1.call(StrutsActionProxy.java:45)
    at 
org.apache.struts2.impl.RequestContextImpl.callInContext(RequestContextImpl.java:172)
    at 
org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:44)
    at 
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:502)
    at 
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:423)
    at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at 
org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:113)
    at 
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
    at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at 
com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
    at 
com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
    at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
    at 
br.com.bluesoft.tec.web.filter.AutenticacaoIntegrationFilter.doFilter(AutenticacaoIntegrationFilter.java:51)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
br.com.bluesoft.tec.web.filter.IPAccessFilter.doFilter(IPAccessFilter.java:55)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
    at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:229)
    at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
    at 
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
    at 
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
    at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at 
br.com.bluesoft.tec.web.filter.ExpiresFilter.doFilter(ExpiresFilter.java:39)
    at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
    at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
    at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
    at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
    at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
    at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
    at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
    at 
org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
    at 
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
    at 
org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
    at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
    at java.lang.Thread.run(Unknown Source)

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