Nevermind, my stacktrace came from that issue : https://issues.apache.org/jira/browse/WW-2850
2010/5/10 Thomas Lulé <tho...@lule.fr>: > One last thing : > > Even if everything works, I still get a stacktrace when I submit the > form to save my object. > > I think that the params interceptor tries to set the properties of the > object "jspProfile" I have in my form (with <s:checkbox > name="jspProfile.recpCheckErrorCount"/> for example), before the > prepare interceptor initialize that object. > > Even if I initialize the object in the action's constructor, I get the stack. > > 2010-05-10 12:34:12,062 [http-8080-Processor24] WARN > com.opensymphony.xwork2.ognl.OgnlValueStack - Error setting value > ognl.OgnlException: target is null for setProperty(null, > "recpCheckErrorCount", [Ljava.lang.String;@62812d) > at ognl.OgnlRuntime.setProperty(OgnlRuntime.java:1651) > at ognl.ASTProperty.setValueBody(ASTProperty.java:101) > at ognl.SimpleNode.evaluateSetValueBody(SimpleNode.java:177) > at ognl.SimpleNode.setValue(SimpleNode.java:246) > at ognl.ASTChain.setValueBody(ASTChain.java:172) > 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.ognl.OgnlUtil.setValue(OgnlUtil.java:192) > at > com.opensymphony.xwork2.ognl.OgnlValueStack.setValue(OgnlValueStack.java:155) > at > com.opensymphony.xwork2.ognl.OgnlValueStack.setValue(OgnlValueStack.java:143) > at > com.opensymphony.xwork2.interceptor.ParametersInterceptor.setParameters(ParametersInterceptor.java:273) > at > com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:187) > at > com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87) > ... > > 2010/5/10 Thomas Lulé <tho...@lule.fr>: >> It works. >> >> Thanks a lot Lukasz and Alex. >> >> 2010/5/10 Alex Rodriguez Lopez <alo...@flordeutopia.pt>: >>> Hi Thomas, >>> >>> use the paramsPrepareParams interceptor stack (or change yours), from >>> struts-default.xml: >>> >>> <!-- An example of the paramsPrepareParams trick. This stack >>> is exactly the same as the defaultStack, except that it >>> includes one extra interceptor before the prepare >>> interceptor: >>> the params interceptor. >>> >>> This is useful for when you wish to apply parameters >>> directly >>> to an object that you wish to load externally (such as a DAO >>> or database or service layer), but can't load that object >>> until at least the ID parameter has been loaded. By loading >>> the parameters twice, you can retrieve the object in the >>> prepare() method, allowing the second params interceptor to >>> apply the values on the object. --> >>> <interceptor-stack name="paramsPrepareParamsStack"> >>> ... >>> >>> I think this accomplishes what you are looking for (of course you need >>> setters for the parameters that you want params interceptor to have ready >>> for you by the time the prepare() method is called). >>> >>> Em 10-05-2010 09:39, Thomas Lulé escreveu: >>>> >>>> That interceptor looks great, but is there any way to access request >>>> parameters in the prepare() method ? >>>> >>>> The http request provides an "archiveProfileId" parameter and I use >>>> that parameter to load my object "archiveProfile". >>>> >>>> 2010/5/10 Lukasz Lenart<lukasz.len...@googlemail.com>: >>>>> >>>>> Use Preparable interface instead >>>>> >>>>> http://struts.apache.org/2.x/struts2-core/apidocs/com/opensymphony/xwork2/Preparable.html >>>>> >>>>> >>>>> Regards >>>>> -- >>>>> Łukasz >>>>> http://www.lenart.org.pl/ >>>>> Kapituła Javarsovia 2010 >>>>> http://javarsovia.pl >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >>>>> For additional commands, e-mail: user-h...@struts.apache.org >>>>> >>>>> >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >>>> For additional commands, e-mail: user-h...@struts.apache.org >>>> >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >>> For additional commands, e-mail: user-h...@struts.apache.org >>> >>> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@struts.apache.org For additional commands, e-mail: user-h...@struts.apache.org
