primefaces#3154

Author: tandraschko

src/main/java/org/primefaces/renderkit/OutcomeTargetRenderer.java

@@ -143,12 +143,29 @@ protected boolean isIncludeViewParams(UIOutcomeTarget outcomeTarget, NavigationC
         return outcomeTarget.isIncludeViewParams() || navCase.isIncludeViewParams();
     }
 
+    protected String prependContextPathNecessary(FacesContext facesContext, String path) {
+        if (path.length() > 0 && path.charAt(0) == '/') {
+            String contextPath = facesContext.getExternalContext().getRequestContextPath();
+            if (contextPath == null) {
+                return path;
+            }
+            else if (contextPath.length() == 1 && contextPath.charAt(0) == '/') {
+                // If the context path is root, it is not necessary to append it, otherwise an extra '/' will be set.
+                return path;
+            }
+            else {
+                return contextPath + path;
+            }
+        }
+        return path;
+    }
+
     protected String getTargetURL(FacesContext context, UIOutcomeTarget outcomeTarget) {
         String url;
+        
         String href = outcomeTarget.getHref();
-
         if (href != null) {
-            url = href;
+            url = prependContextPathNecessary(context, href);
         }
         else {
             NavigationCase navCase = findNavigationCase(context, outcomeTarget);