@Override
public Data getNumberOfLinksInChain() {
// TODO: rewrite this using user-defined data & functions
int numberOfLinks = 0;
Data next = getNext();
while (notAtLinkEnd(next)) {
numberOfLinks++;
next = next.getNext();
}
;
Integer numberOfLinksInChain = new Integer(numberOfLinks);
return Data.Factory.create(numberOfLinksInChain.toString());
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
Number numLinksInChain = Data.Converter.convertFrom(getNumberOfLinksInChain());
sb.append("number of links: ").append(numLinksInChain).append(Values.LINE_FEED);
Data current = getNext();
int numLinks = numLinksInChain.intValue();
for (int i = 0; i < numLinks; i++) {
sb.append(current.toString()).append(Values.LINE_FEED);
current = current.getNext();
}
return sb.toString();
}