Error en Vocabulary en la función synchronize cuando descargo la escena activa

android/Pictogram/commonlibrary/src/main/java/com/yottacode/pictogram/grammar/Vocabulary.java

@@ -172,8 +172,10 @@ public class Vocabulary implements Iterable<Picto>  {
 
         // and (ii) downloading
         if (!upload_pending) {
-            final String picto_str = "/pictos";
+            //final String picto_str = "/pictos";
+            final String picto_str = "/activeScene";
             String operation = PCBcontext.getPcbdb().getCurrentUser().get_restapi_operation_stu() + picto_str;
+            Log.i("TAG_PRUEBAS","Ruta: "+operation);
             PCBcontext.getRestapiWrapper().ask(operation, new RestapiWrapper.iRestapiListener() {
                 @Override
                 public void preExecute() {
@@ -182,24 +184,32 @@ public class Vocabulary implements Iterable<Picto>  {
 
                 @Override
                 public void result(JSONArray result) {
+
+                }
+
+                @Override
+                public void result(JSONObject result) {
                     if (result != null) {
-                        final String jpicto = "picto";
+                        Log.i("TAG_PRUEBAS",result.toString());
+                       /* final String jpicto = "picto";
                         final String jid = "id";
                         final String juri = "uri";
-                        final String jattributes = "attributes";
+                        final String jattributes = "attributes";*/
 
-                        Picto[] pictos = new Picto[result.length()];
                         JSONObject picto, attributes;
-
                         JSONObject stupicto = null;
                         try {
-                            for (int i = 0; i < result.length(); i++) {
-                                stupicto = result.getJSONObject(i);
-                                picto = stupicto.getJSONObject(jpicto);
-                                attributes = stupicto.getJSONObject(jattributes);
-                                attributes.put(Picto.JSON_ATTTRS.STUPICTO_ID, stupicto.get(jid));
-                                pictos[i] = new Picto(picto.getInt(jid),
-                                    picto.getString(juri),
+                            JSONArray stu_pictos =  result.getJSONArray("pictos"); //Obtengo el JSONArray de los pictos
+                            Log.i("TAG_PRUEBAS",stu_pictos.toString());
+                            Picto[] pictos = new Picto[stu_pictos.length()];
+
+                            for (int i = 0; i < stu_pictos.length(); i++) {
+                                stupicto = stu_pictos.getJSONObject(i);
+                                picto = stupicto.getJSONObject("picto");
+                                attributes = stupicto.getJSONObject("attributes");
+                                attributes.put(Picto.JSON_ATTTRS.STUPICTO_ID, stupicto.getInt("id"));
+                                pictos[i] = new Picto(stupicto.getInt("id"),
+                                    picto.getString("uri"),
                                     attributes);
                             }
                             synchronizeImgs(pictos);
@@ -215,12 +225,14 @@ public class Vocabulary implements Iterable<Picto>  {
                             Log.e(this.getClass().getName(), " Picto JSON error from server: " + stupicto.toString());
                             this.error(new RestapiWrapper.HTTPException("JSON Error:" + e.getMessage(), -1));
                         }
+                    }else{
+                        Log.i("TAG_PRUEBAS","result null");
                     }
                 }
 
-                @Override
+                /*@Override
                 public void result(JSONObject result) {
-                }
+                }*/
 
                 @Override
                 public void error(RestapiWrapper.HTTPException e) {
@@ -245,13 +257,15 @@ public class Vocabulary implements Iterable<Picto>  {
        this.pictos.clear();
        for (Picto updated_picto: updated_collection) {
            LinkedList<Picto> pictos_cat;
+           Log.i("TAG_PRUEBAS","ID: "+updated_picto.get_id());
            Picto picto = new Picto(updated_picto.get_id(),
                    updated_picto.get_url(),
                    updated_picto.get_translation(),
                    updated_picto.get_json_attrs());
-           if (pictos.containsKey(picto.get_category()))
+           if (pictos.containsKey(picto.get_category())) {
                pictos_cat = pictos.get(picto.get_category());
-           else {
+               Log.i("TAG_PRUEBAS","Tiene categoria: "+pictos_cat);
+           }else {
                pictos_cat = new LinkedList<>();
                pictos.put(new Integer(picto.get_category()),pictos_cat);
            }