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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WW-4921) NPE in I18nInterceptor$SessionLocaleHandler.read
Date Tue, 27 Feb 2018 11:05:00 GMT

    [ https://issues.apache.org/jira/browse/WW-4921?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16378405#comment-16378405
] 

ASF GitHub Bot commented on WW-4921:
------------------------------------

lukaszlenart closed pull request #214: WW-4921 initialize session like WW-3442
URL: https://github.com/apache/struts/pull/214
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/plugins/junit/src/main/java/org/apache/struts2/StrutsJUnit4TestCase.java b/plugins/junit/src/main/java/org/apache/struts2/StrutsJUnit4TestCase.java
index b39349d60..9a917e3cf 100644
--- a/plugins/junit/src/main/java/org/apache/struts2/StrutsJUnit4TestCase.java
+++ b/plugins/junit/src/main/java/org/apache/struts2/StrutsJUnit4TestCase.java
@@ -37,6 +37,7 @@
 import org.springframework.core.io.DefaultResourceLoader;
 import org.springframework.mock.web.MockHttpServletRequest;
 import org.springframework.mock.web.MockHttpServletResponse;
+import org.springframework.mock.web.MockHttpSession;
 import org.springframework.mock.web.MockPageContext;
 import org.springframework.mock.web.MockServletContext;
 
@@ -155,10 +156,7 @@ protected ActionProxy getActionProxy(String uri) {
         ActionProxy proxy = config.getContainer().getInstance(ActionProxyFactory.class).createActionProxy(
                 namespace, name, method, new HashMap<String, Object>(), true, false);
 
-        ActionContext invocationContext = proxy.getInvocation().getInvocationContext();
-        invocationContext.setParameters(HttpParameters.create(request.getParameterMap()).build());
-        // set the action context to the one used by the proxy
-        ActionContext.setContext(invocationContext);
+        initActionContext(proxy.getInvocation().getInvocationContext());
 
         // this is normally done in onSetUp(), but we are using Struts internal
         // objects (proxy and action invocation)
@@ -170,6 +168,20 @@ protected ActionProxy getActionProxy(String uri) {
         return proxy;
     }
 
+    protected void initActionContext(ActionContext actionContext) {
+        actionContext.setParameters(HttpParameters.create(request.getParameterMap()).build());
+        initSession(actionContext);
+        // set the action context to the one used by the proxy
+        ActionContext.setContext(actionContext);
+    }
+
+    protected void initSession(ActionContext actionContext) {
+        if (actionContext.getSession() == null) {
+            actionContext.setSession(new HashMap<String, Object>());
+            request.setSession(new MockHttpSession(servletContext));
+        }
+    }
+
     /**
      * Finds an ActionMapping for a given request
      */
diff --git a/plugins/junit/src/test/java/org/apache/struts2/StrutsJUnit4TestCaseTest.java
b/plugins/junit/src/test/java/org/apache/struts2/StrutsJUnit4TestCaseTest.java
index d3e0d15d3..8bc691522 100644
--- a/plugins/junit/src/test/java/org/apache/struts2/StrutsJUnit4TestCaseTest.java
+++ b/plugins/junit/src/test/java/org/apache/struts2/StrutsJUnit4TestCaseTest.java
@@ -18,6 +18,7 @@
  */
 package org.apache.struts2;
 
+import com.opensymphony.xwork2.ActionProxy;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -33,6 +34,13 @@ public void testExecuteActionAgainstCustomStrutsConfigFile() throws Exception
{
         Assert.assertEquals("Test-2", output);
     }
 
+    @Test
+    public void testSessionInitialized() throws Exception {
+        ActionProxy proxy = getActionProxy("/test/testAction-2.action");
+        Assert.assertNotNull("invocation session should being initialized",
+                proxy.getInvocation().getInvocationContext().getSession());
+    }
+
     @Override
     protected String getConfigPath() {
         return "struts-test.xml";


 

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> NPE in I18nInterceptor$SessionLocaleHandler.read
> ------------------------------------------------
>
>                 Key: WW-4921
>                 URL: https://issues.apache.org/jira/browse/WW-4921
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Core Interceptors
>            Reporter: Michael Hintenaus
>            Assignee: Yasser Zamani
>            Priority: Major
>              Labels: test
>             Fix For: 2.5.16
>
>
> Calling
> {code:java}
> getActionProxy("/index.action").getInvocation().invoke(){code}
> in a TestCase which extends from StrutsJUnit4TestCase will lead to a NullPointerException.
> Overriding getActionProxy like this will help:
> {code:java}
>  @Override
>     protected ActionProxy getActionProxy(final String uri) {
>         final ActionProxy proxy = super.getActionProxy(uri);
>         final ActionContext context = proxy.getInvocation().getInvocationContext();
>         if (context.getSession() == null) {
>             context.setSession(new SessionMap<>(request));      
     
>         }
>         return proxy;
>     }{code}
>  



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