I think you should rather use xwork-conversion.properties and com.package.model.Record=com.package.web.RecordConverter
Struts will try to automatically convert elements of the list to given type Regards -- Łukasz + 48 606 323 122 http://www.lenart.org.pl/ 2016-12-02 20:47 GMT+01:00 Nuno Oliveira <nolive...@itclinical.com>: > Hi, I have an DummyAction{ > > private List<Record> records; > } > > which has the following converter > > DummyAction-conversion.properties: > KeyProperty_records=id > Element_records=com.package.model.RecordImpl > CreateIfNull_records=true > > When the value stack is being populated in the ParametersInterceptor > method setParameter() > > > newStack.setParameter(name, value); > > the list records is not populated correctly. > Looking for the problem I see that in the OgnlValueStack class an > exception is caught telling me that the Interface Record cannot be > instantiated. > The method is: > > private void setValue(String expr, Object value, boolean > throwExceptionOnFailure, boolean evalExpression) { > Map<String, Object> context = getContext(); > try { > trySetValue(expr, value, throwExceptionOnFailure, context, > evalExpression); > } catch (OgnlException e) { > handleOgnlException(expr, value, throwExceptionOnFailure, > e); > } catch (RuntimeException re) { //XW-281 > handleRuntimeException(expr, value, throwExceptionOnFailure, > re); > } finally { > cleanUpContext(context); > } > } > > And the exception is: > > Error creating bean with name 'com.package.model.Record': > Instantiation of bean failed; nested exception is > org.springframework.beans.BeanInstantiationException: Could not > instantiate bean class [com.package.model.Record]: Specified > class is an interface - Class: > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory > File: AbstractAutowireCapableBeanFactory.java > Method: instantiateBean > Line: 1037 - > org/springframework/beans/factory/support/AbstractAutowireCapableBeanFactory.java:1037:-1 > > Now I know I can't instantiate interfaces and changing the list type to: > > private List records; > > there is no exception and the list records has the correct values but, > in both ways my converter does not seen to be used (I'm testing this > using a breakpoint in XWorkConverter). > > So my questions are: > 1) Which is the proper way of using the conversion when declaring the > List type as an interface, List<Record>? > 2) Why is my converter not being used in either situation of declaring > List and List<Record>? > > This question is related to Miguel Almeida post if you want to check > additional context, but I think this information should be sufficient. > > Thanks > > > --------------------------------------------------------------------- > 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
