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From john lee <>
Subject Re: struts2 +rest service problem
Date Wed, 19 Jul 2017 22:54:49 GMT
I did add conventions plug-in, 

      From: Ken McWilliams <>
 To: Struts Users Mailing List <>; john lee <>

 Sent: Wednesday, July 19, 2017 4:52 PM
 Subject: Re: struts2 +rest service problem
As mentioned in the other thread have you added the conventions plug-in? 

The indicated error indicates a failure of Struts2 to be able to find what it needs so your
posted source should not be at issue. 

On Wed, Jul 19, 2017 at 3:13 PM, john lee <> wrote:

Please help for the struts2 + rest service 

http://beta-dev/ecommerce/ employee.xml

return the following error report

Struts Problem Report
Struts has detected an unhandled exception:
| Messages: |
   - com.thoughtworks.xstream. XStream
   - com/thoughtworks/xstream/ XStream
   - java.lang.reflect. InvocationTargetException
   - java.lang.RuntimeException: java.lang.reflect. InvocationTargetException
   - java.lang.RuntimeException: java.lang.RuntimeException: java.lang.reflect. InvocationTargetException
   - java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException:
java.lang.reflect. InvocationTargetException
| File: | org/apache/catalina/loader/ |
| Line number: | 1,714 |

java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException:
java.lang.reflect. InvocationTargetException    com.opensymphony.xwork2. inject.ContainerImpl$
    com.opensymphony.xwork2. inject.ContainerImpl.inject(
    com.opensymphony.xwork2. inject.ContainerImpl$

source code:
cat Employee*.java
package xyz;
import xyz.*;
import java.util.Map;
import DefaultHttpHeaders;import HttpHeaders;import
com.opensymphony.xwork2. ModelDriven;public class EmployeeController implements ModelDriven<Object>{ 
      private static final long serialVersionUID = 1L;        private String id; 
      private Object model;        private EmployeeRepository employeeRepository =
new EmployeeRepository();        private static Map<String,Employee> map;     
  {                map = employeeRepository. findAllEmployee();        }   
    public HttpHeaders index() {                model = map;             
  return new DefaultHttpHeaders("index"). disableCaching();        }        public
String add(){                Integer empId = Integer.parseInt(id);           
    Employee emp = new Employee(empId,"Ramesh", "PQR");                model = emp; 
              return "SUCCESS";        }        public String getId() {  
             return id;        }        public void setId(String id) {   
            model = employeeRepository. getEmployeeById(id);       = id;        }        @Override        public Object getModel() {    
           return model;        }} 
package xyz;
import java.util.*;import xyz.*;

public class Employee {        private Integer id;        private String name;   
    private String company;        public Employee(Integer id, String name, String company){ 
     =id;       = name;       = company;        }        public Integer getId() {        
       return id;        }        public void setId(Integer id) {       = id;        }        public String getName() {          
     return name;        }        public void setName(String name) {       = name;        }        public String getCompany() {      
         return company;        }        public void setCompany(String company)
{       = company;        }} package xyz;

import java.util.*;import java.sql.Timestamp;import xyz.*;
import java.util.HashMap;import java.util.Map;
public class EmployeeRepository {        private static Map<String,Employee> map
= new HashMap<String,Employee>();         public EmployeeRepository(){     
          map.put("111", new Employee(111, "Ram", "ABC"));                map.put("222",
new Employee(222, "Shyam", "EFG"));                map.put("333", new Employee(333,
"Mohan", "XYZ"));        }        public  Employee getEmployeeById(String id){  
             return map.get(id);        }        public  Map<String,Employee>
findAllEmployee(){                return map;        }} 

my configuration for struts.xml 

<include file="struts-default.xml"/>

    <!-- rest and regular coexist-->

  <constant name="struts.action.extension" value="xhtml,,xml,json,action" />

  <constant name="struts.mapper.class" value="rest" />

  <constant name="struts.mapper.class" value="org.apache.struts2. dispatcher.mapper. PrefixBasedActionMapper"

  <constant name="struts.mapper. prefixMapping" value="/rest:rest,:struts"/>

  <constant name="struts.convention. action.suffix" value="Controller"/>

  <constant name="struts.convention. action.mapAllMatches" value="true"/>

  <constant name="struts.convention. default.parent.package" value="rest-default"/>

  <constant name="struts.convention. package.locators" value="example"/>

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