/**
* Create a String representation of the IdMap.
*
* @param s is the String in which the
*/
public String toString() {
String s = "{ ";
for (int i = firstId(); i != 0; i = nextId(i)) {
s += "(" + ht.getKey(i) + "," + i + ") ";
}
return s + "}";
}
/**
* Get the key that was mapped to the given identifier
*
* @param id is the identifier whose key is to be returned
* @return the key that maps to id, or 0 if there is none
*/
public long getKey(int id) {
return (validId(id) ? ht.getKey(id) : 0);
}