/** Return true just when this enumerator has the same state as the given argument. */
public /*@ pure @*/ boolean equals(/*@ nullable @*/ Object oth) {
if (oth == null || !(oth instanceof JMLObjectToObjectRelationEnumerator)) {
return false;
} else {
JMLObjectToObjectRelationEnumerator js = (JMLObjectToObjectRelationEnumerator) oth;
return abstractValue().equals(js.abstractValue());
}
}
/** Return the set of uniterated pairs from this enumerator. */
protected /*@ spec_public pure @*/ /*@ non_null @*/ JMLValueSet abstractValue() {
JMLValueSet ret = new JMLValueSet();
JMLObjectToObjectRelationEnumerator enum2 = (JMLObjectToObjectRelationEnumerator) clone();
while (enum2.hasMoreElements()) {
// @ assume enum2.moreElements;
JMLObjectObjectPair aPair = enum2.nextPair();
ret = ret.insert(aPair);
}
return ret;
} // @ nowarn Exception;