move expression

Author: quiteeasy

constructorio-client/src/main/java/io/constructor/client/ConstructorIO.java

@@ -1795,13 +1795,6 @@ public RecommendationsResponse recommendations(RecommendationsRequest req, UserI
      */
     public String recommendationsAsJSON(RecommendationsRequest req, UserInfo userInfo)
             throws ConstructorException {
-        if (StringUtils.isNotBlank(req.getVariationId())) {
-            if (req.getItemIds() == null || req.getItemIds().size() != 1) {
-                throw new ConstructorException(
-                        "variationId requires exactly one itemId to be specified");
-            }
-        }
-
         try {
             List<String> paths = Arrays.asList("recommendations", "v1", "pods", req.getPodId());
             HttpUrl url = (userInfo == null) ? this.makeUrl(paths) : this.makeUrl(paths, userInfo);
@@ -1819,6 +1812,10 @@ public String recommendationsAsJSON(RecommendationsRequest req, UserInfo userInf
             }
 
             if (StringUtils.isNotBlank(req.getVariationId())) {
+                if (req.getItemIds() == null || req.getItemIds().size() != 1) {
+                    throw new IllegalArgumentException(
+                            "variationId requires exactly one itemId to be specified");
+                }
                 url =
                         url.newBuilder()
                                 .addQueryParameter("variation_id", req.getVariationId())