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From: Ken McWilliams <ken.mcwilliams@gmail.com>
Date: Wed, 19 Jul 2017 15:52:10 -0600
Message-ID: <CAPcVg7kTu=he6xkHw8T9h_xkdOvt0qDHzfGkTUz2gqrcjuuqEQ@mail.gmail.com>
Subject: Re: struts2 +rest service problem
To: Struts Users Mailing List <user@struts.apache.org>, john lee <sh_thorn_bird@yahoo.com>
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archived-at: Wed, 19 Jul 2017 21:52:17 -0000

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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 <sh_thorn_bird@yahoo.com.invalid>
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/WebappClassLoader.java |
> | Line number: | 1,714 |
>
>
> Stacktraces
> java.lang.RuntimeException: java.lang.RuntimeException:
> java.lang.RuntimeException: java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
>   com.opensymphony.xwork2.inject.ContainerImpl$MethodInjector.inject(
> ContainerImpl.java:301)
>     com.opensymphony.xwork2.inject.ContainerImpl.inject(
> ContainerImpl.java:492)
>     com.opensymphony.xwork2.inject.ContainerImpl$6.call(
> ContainerImpl.java:530)
>
>
> source code:
> cat Employee*.java
> package xyz;
> import xyz.*;
> import java.util.Map;
> import org.apache.struts2.rest.DefaultHttpHeaders;import
> org.apache.struts2.rest.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);                this.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){                this.id =id;
> this.name = name;                this.company = company;        }
> public Integer getId() {                return id;        }        public
> void setId(Integer id) {                this.id = id;        }
> public String getName() {                return name;        }
> public void setName(String name) {                this.name = name;
>  }        public String getCompany() {                return company;
>  }        public void setCompany(String company) {
>  this.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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