@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
result = prime * result + ((contactOwner == null) ? 0 : contactOwner.hashCode());
result = prime * result + ((contactOwnerKeyId == null) ? 0 : contactOwnerKeyId.hashCode());
result = prime * result + ((ecPublicKey == null) ? 0 : ecPublicKey.hashCode());
result = prime * result + ((alias == null) ? 0 : alias.hashCode());
return result;
}
