Injects missing dependency

plugins/oval/src/main/java/org/apache/struts2/oval/interceptor/OValValidationInterceptor.java

@@ -23,6 +23,7 @@
 import com.opensymphony.xwork2.ActionInvocation;
 import com.opensymphony.xwork2.ActionProxy;
 import com.opensymphony.xwork2.ModelDriven;
+import com.opensymphony.xwork2.TextProviderFactory;
 import com.opensymphony.xwork2.Validateable;
 import com.opensymphony.xwork2.inject.Inject;
 import com.opensymphony.xwork2.interceptor.MethodFilterInterceptor;
@@ -57,13 +58,19 @@ public class OValValidationInterceptor extends MethodFilterInterceptor {
     protected boolean alwaysInvokeValidate = true;
     protected boolean programmatic = true;
     protected OValValidationManager validationManager;
-    private boolean validateJPAAnnotations;
+    protected boolean validateJPAAnnotations;
+    protected TextProviderFactory textProviderFactory;
 
     @Inject
     public void setValidationManager(OValValidationManager validationManager) {
         this.validationManager = validationManager;
     }
 
+    @Inject
+    public void setTextProviderFactory(TextProviderFactory textProviderFactory) {
+        this.textProviderFactory = textProviderFactory;
+    }
+
     /**
      * Enable OVal support for JPA
      */
@@ -170,7 +177,7 @@ protected void performOValValidation(Object action, ValueStack valueStack, Strin
 
 	private void addValidationErrors(ConstraintViolation[] violations, Object action, ValueStack valueStack, String parentFieldname) {
 		if (violations != null) {
-            ValidatorContext validatorContext = new DelegatingValidatorContext(action);
+            ValidatorContext validatorContext = new DelegatingValidatorContext(action, textProviderFactory);
             for (ConstraintViolation violation : violations) {
                 //translate message
                 String key = violation.getMessage();