private int calculateHash() {
final int prime = 31;
int result = 1;
result = prime * result + object.hashCode();
result = prime * result + predicate.hashCode();
return result;
}
@Override
public boolean equals(final Object obj) {
if (!(obj instanceof HalfStatement)) {
return false;
}
if (hash != obj.hashCode()) {
return false;
}
final HalfStatement other = (HalfStatement) obj;
if (!object.equals(other.getObject())) {
return false;
}
if (!predicate.equals(other.getPredicate())) {
return false;
}
return true;
}