HUE-4331 [editor] Log call should return only the additional ones after the first call

When batch mode is on
When interface is oozie

We redisplay the full logs.

desktop/libs/notebook/src/notebook/api.py

@@ -269,6 +269,7 @@ def get_logs(request):
   response['logs'] = logs.strip()
   response['progress'] = db.progress(snippet, full_log) if snippet['status'] != 'available' and snippet['status'] != 'success' else 100
   response['jobs'] = jobs
+  response['isFullLogs'] = snippet.get('interface') == 'oozie'
   response['status'] = 0
 
   return JsonResponse(response)

desktop/libs/notebook/src/notebook/static/notebook/js/notebook.ko.js

@@ -1135,7 +1135,8 @@
             var logs = data.logs.split("\n");
             self.result.logLines += logs.length;
             var oldLogs = self.result.logs();
-            if (oldLogs === "") {
+            if (data.logs && (
+                oldLogs === "" || (self.wasBatchExecuted() && data.logs.indexOf('Unable to locate') == -1) || data.isFullLogs)) {
               self.result.logs(data.logs);
             } else {
               self.result.logs(oldLogs + "\n" + data.logs);