+ if (this.fields == null) {
+ result = prime * result;
+ } else {
+ int sum = 0;
+ for (MatchType field : this.fields.keySet()) {
+ MatchField f = this.fields.get(field);
+ sum = sum + ((field==null ? 0 : field.calculateConsistentHashCode()) ^
+ (f==null ? 0 : f.hashCode()));
+ }
+ result = prime * result + sum;
+ }