Current version, still trying to find the random issues

Author: JanHolger

src/main/java/org/javawebstack/validator/Validator.java

@@ -149,6 +149,8 @@ private Map<String[], List<String>> check(Map<String[], List<ValidationRule>> ru
             for(ValidationRule rule : getMapValue(rules, keyPrefix)){
                 String error = rule.validate(this, element);
                 if(error != null){
+                    //System.out.println(String.join(".", resolvedKeyPrefix));
+                    //System.out.println(rule.toString());
                     if(!errors.containsKey(resolvedKeyPrefix))
                         errors.put(resolvedKeyPrefix, new ArrayList<>());
                     errors.get(resolvedKeyPrefix).add(error);

src/main/java/org/javawebstack/validator/rule/IntegerRule.java

@@ -57,4 +57,13 @@ public String validate(Validator validator, GraphElement value) {
             return String.format("Not in steps of %d", step);
         return null;
     }
+
+    public String toString() {
+        return "IntegerRule{" +
+                "min=" + min +
+                ", max=" + max +
+                ", step=" + step +
+                '}';
+    }
+
 }