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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WW-4846) Not able to convert Spring object to the JSON response
Date Sat, 04 Nov 2017 06:10:02 GMT

    [ https://issues.apache.org/jira/browse/WW-4846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16238800#comment-16238800
] 

ASF GitHub Bot commented on WW-4846:
------------------------------------

yasserzamani opened a new pull request #180: WW-4846 Adds unit tests
URL: https://github.com/apache/struts/pull/180
 
 
   

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> Not able to convert Spring object to the JSON response
> ------------------------------------------------------
>
>                 Key: WW-4846
>                 URL: https://issues.apache.org/jira/browse/WW-4846
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Core Results, Plugin - JSON
>    Affects Versions: 2.5.12
>            Reporter: Vijay Srivastava
>            Priority: Blocker
>             Fix For: 2.5.14
>
>
> Hi,
> I am using latest version of struts struts-2.5.12 and and spring 4.1 as advised. I am
having an issue in JSON response. There is an action class which is returning Spring request
scoped object as JSON response however I am getting error as below 
> {noformat}
> ERROR ExceptionMappingInterceptor org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException:
org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException:
java.lang.reflect.InvocationTargetException
>  org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException:
org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException: org.apache.struts2.json.JSONException:
java.lang.reflect.InvocationTargetException
> 	at org.apache.struts2.json.JSONWriter.bean(JSONWriter.java:269)
> 	at org.apache.struts2.json.JSONWriter.processCustom(JSONWriter.java:197)
> 	at org.apache.struts2.json.JSONWriter.process(JSONWriter.java:182)
> 	at org.apache.struts2.json.JSONWriter.value(JSONWriter.java:143)
> 	at org.
> {noformat}
> Any idea what's wrong here ? I am using Java 1.8. I think below code in JSONWriter is
not working as expected
> {code:java}
> protected Method findBaseAccessor(Class clazz, Method accessor) {
>         Method baseAccessor = null;
>         if (clazz.getName().contains("$$EnhancerByCGLIB$$")) {
>             try {
>                 baseAccessor = Thread.currentThread().getContextClassLoader().loadClass(
>                         clazz.getName().substring(0, clazz.getName().indexOf("$$"))).getMethod(
>                         accessor.getName(), accessor.getParameterTypes());
>             } catch (Exception ex) {
>                 LOG.debug(ex.getMessage(), ex);
>             }
>         } else if (clazz.getName().contains("$$_javassist")) {
>             try {
>                 baseAccessor = Class.forName(
>                         clazz.getName().substring(0, clazz.getName().indexOf("_$$")))
>                         .getMethod(accessor.getName(), accessor.getParameterTypes());
>             } catch (Exception ex) {
>                 LOG.debug(ex.getMessage(), ex);
>             }
>             
>         //in hibernate4.3.7,because javassist3.18.1's class name generate rule is '_$$_jvst'+...
>         } else if(clazz.getName().contains("$$_jvst")){
>             try {
>                 baseAccessor = Class.forName(
>                         clazz.getName().substring(0, clazz.getName().indexOf("_$$")))
>                         .getMethod(accessor.getName(), accessor.getParameterTypes());
>             } catch (Exception ex) {
>                 LOG.debug(ex.getMessage(), ex);
>             }
>         }
>         else {
>             return accessor;
>         }
>         return baseAccessor;
>     }
> {code}



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