+ @Override\r
+ public int hashCode() {\r
+ final int prime = 31;\r
+ int result = super.hashCode();\r
+ result = prime * result + ((actionType == null) ? 0 : actionType.hashCode());\r
+ result = prime * result + ((experimenterId == null) ? 0 : experimenterId.hashCode());\r
+ return result;\r
+ }\r
+\r