public Identifier(Identifier that) {
this();
if (that == null || that.isEmpty()) return;
add(that.components.toArray());
}
/**
* Compares this identifer to another, returning -1, 0, or 1 depending on whether this identifier
* is less-than, equal-to, or greater-than the other identifier, respectively.
*
* @return -1, 0, 1 to indicate less-than, equal-to, or greater-than, respectively.
*/
@SuppressWarnings({"unchecked", "rawtypes"})
@Override
public int compareTo(Identifier that) {
if (that == null) return 1;
if (this.size() < that.size()) return -1;
if (this.size() > that.size()) return 1;
int i = 0;
int result = 0;
while (result == 0 && i < size()) {
Object cThis = this.components.get(i);
Object cThat = that.components.get(i);
if (ObjectUtils.areComparable(cThis, cThat)) {
result = ((Comparable) cThis).compareTo(((Comparable) cThat));
} else {
result = (cThis.toString().compareTo(cThat.toString()));
}
++i;
}
return result;
}