/** Returns the concatenation of the two values. */
@Override
public Value concatenate(Value v) {
if (v instanceof StringVal) {
return ValueFactory.create(str + " " + v.toString());
} else if (v instanceof DoubleVal) {
return ValueFactory.create(str + " " + v.toString());
} else if (v instanceof NoneVal) {
return this;
} else {
log.warning("cannot concatenate " + this + " and " + v);
return ValueFactory.noneValue;
}
}
public Value eval(RCvalue args) throws EvalException {
if (args.size() != 2) throw new EvalException("usage: reduce(polygon, errtol])");
PolygonValue pv1 = (PolygonValue) args.value(0);
PolygonValue pv2 = (PolygonValue) args.value(1);
boolean isContain = pv1.polygon().contains(pv2.polygon());
double contain = 0;
if (isContain) {
contain = 1; // we don't have a boolean factory now.
}
return ValueFactory.create(contain);
}
/** Returns a list of words */
@Override
public Collection<Value> getSubValues() {
return Arrays.stream(str.split(" "))
.map(w -> ValueFactory.create(w))
.collect(Collectors.toList());
}
