/**
* If setting indicates, move all overloaded methods (of the same name) adjacent with the first
* encountered. Sort in the configured order (original order, or by number of parameters).
*/
public static void handleOverloadedMethods(
List<ClassContentsEntry> contents, RearrangerSettings settings) {
if (!settings.isKeepOverloadedMethodsTogether()) return;
/**
* first, detect overloaded methods and move them to the first method's list of overloaded
* methods. Make two passes, first for extracted methods, then for non-extracted methods. This
* will organize any overloaded methods for extracted methods with them (as opposed to whichever
* was seen first.)
*/
cullOverloadedMethods(contents, true);
LOG.debug("entered handleOverloadedMethods(): move overloaded methods together");
cullOverloadedMethods(contents, false);
List<ClassContentsEntry> copy = new ArrayList<ClassContentsEntry>(contents);
for (ClassContentsEntry rangeEntry : copy) {
if (rangeEntry instanceof RelatableEntry) {
MethodEntry current = (MethodEntry) rangeEntry;
if (current.myOverloadedMethods.size() > 0) {
List<MethodEntry> newList =
new ArrayList<MethodEntry>(current.myOverloadedMethods.size() + 1);
newList.add(current);
/**
* we are looking at the head of a list of overloaded methods. We need to sort the list if
* necessary and, if the head of the list has changed, replace it in the contents array.
*/
switch (settings.getOverloadedOrder()) {
case RearrangerSettings.OVERLOADED_ORDER_RETAIN_ORIGINAL:
// list is already in original order, except perhaps that the top-most extracted
// method
// comes first (if there is one).
newList.addAll(current.myOverloadedMethods);
break;
case RearrangerSettings.OVERLOADED_ORDER_ASCENDING_PARAMETERS:
case RearrangerSettings.OVERLOADED_ORDER_DESCENDING_PARAMETERS:
for (MethodEntry entry : current.myOverloadedMethods) {
boolean inserted = false;
for (int index = 0; index < newList.size(); index++) {
MethodEntry me = newList.get(index);
if (settings.getOverloadedOrder()
== RearrangerSettings.OVERLOADED_ORDER_ASCENDING_PARAMETERS
? me.getnParameters() > entry.getnParameters()
: me.getnParameters() < entry.getnParameters()) {
newList.add(index, entry);
inserted = true;
break;
}
}
if (!inserted) {
newList.add(entry);
}
}
break;
}
current.myOverloadedMethods.clear();
/**
* if the head of the arraylist is not the same as "current", then the sort operation
* moved another method to the head of the list. Replace that in the contents array. Then
* assign a new ordered list.
*/
int index = contents.indexOf(current);
if (newList.get(0) != current) {
contents.set(index, ((MethodEntry) newList.get(0)));
}
/** insert the remaining overloaded methods after the current entry. */
newList.remove(0);
for (int j = 0; j < newList.size(); j++) {
contents.add(index + j + 1, ((MethodEntry) newList.get(j)));
}
}
}
}
}
