/**
* Removes overloaded methods from the contents list and adds them to the overloadedMethods list
* of the first overloaded method encountered.
*
* @param contents
* @param doExtractedMethods
*/
private static void cullOverloadedMethods(
List<ClassContentsEntry> contents, boolean doExtractedMethods) {
List<ClassContentsEntry> copy = new ArrayList<ClassContentsEntry>(contents);
for (ClassContentsEntry o : copy) {
if (o instanceof RelatableEntry) {
MethodEntry me = (MethodEntry) o;
if ((me.isRelatedMethod() == doExtractedMethods) && !me.isOverloadedMethod) {
String meName = me.myEnd.toString();
// search contents list for methods with identical name, and attach them as overloaded
// methods.
ListIterator<ClassContentsEntry> contentIterator = contents.listIterator();
while (contentIterator.hasNext()) {
Object o1 = contentIterator.next();
if (o1 instanceof RelatableEntry) {
MethodEntry me2 = (MethodEntry) o1;
if (me2 == me) {
continue;
}
String me2Name = me2.myEnd.toString();
if (meName.equals(me2Name)) {
contentIterator.remove();
me.myOverloadedMethods.add(me2);
me2.isOverloadedMethod = true; // set flag so array copy will skip this entry.
}
}
}
}
}
}
}
/**
* Decide if a method is an extracted method. It is an extracted method if: - it is called by at
* least one other method, and - it is private, or passes the "never / 1 / >1" caller test.
*
* <p>(It is not considered an extracted method if it is a setter, there is a corresponding
* getter, and the option to keep getters and setters together is set. This is a special case.)
*/
public void determineExtractedMethod(RelatedMethodsSettings settings) {
myRelatedMethod = false;
if (!isGetter() && !isSetter()) {
if (myCalledByMethods.size() > 0) {
PsiMethod m = (PsiMethod) myEnd;
if (!m.getModifierList().hasModifierProperty(PsiModifier.PRIVATE)) {
switch (settings.getNonPrivateTreatment()) {
case RelatedMethodsSettings.NON_PRIVATE_EXTRACTED_NEVER:
break;
case RelatedMethodsSettings.NON_PRIVATE_EXTRACTED_ONE_CALLER:
if (myCalledByMethods.size() == 1) {
myRelatedMethod = true;
}
break;
case RelatedMethodsSettings.NON_PRIVATE_EXTRACTED_ANY_CALLERS:
myRelatedMethod = true;
break;
}
} else {
myRelatedMethod = true;
}
}
} else {
if (isSetter() && myCalledByMethods.size() > 0 && myCorrespondingGetterSetters.size() == 0) {
myRelatedMethod = true;
LOG.debug(myEnd.toString() + " is setter but has no getter, treated as extracted method");
} else {
LOG.debug(myEnd.toString() + " is getter/setter, not treated as extracted method");
}
}
LOG.debug("determined " + myEnd.toString() + " is extracted method? " + myRelatedMethod);
/** If this is not an extracted method, remove it from any callers so that it won't be moved. */
if (!myRelatedMethod) {
ListIterator<MethodEntry> li = myCalledByMethods.listIterator();
while (li.hasNext()) {
MethodEntry entry = (li.next());
entry.myCalledMethods.remove(this);
li.remove();
}
}
/**
* Remaining entries are only extracted methods at this point. Using first/last rule, keep only
* the call by the calling method that this child method will be grouped with, and discard the
* rest.
*/
if (myCalledByMethods.size() > 1) {
ListIterator<MethodEntry> li;
if (settings.isBelowFirstCaller()) {
li = myCalledByMethods.listIterator(1);
while (li.hasNext()) {
MethodEntry entry = (li.next());
entry.myCalledMethods.remove(this);
li.remove();
}
} else {
li = myCalledByMethods.listIterator(myCalledByMethods.size() - 1);
while (li.hasPrevious()) {
MethodEntry entry = (li.previous());
entry.myCalledMethods.remove(this);
li.remove();
}
}
}
if (myRelatedMethod) {
LOG.debug(
"extracted method "
+ toString()
+ " will be arranged under "
+ myCalledByMethods.get(0).toString());
}
}
/**
* Move methods related to this one underneath it (beginning at the index specified.) Do so in
* depth-first or breadth-first order, as configured. At each level, do alphabetical, original
* order, or call order sorting.
*
* @param entries list of global (all rule) unmatched items including dependent methods
* @param parents contains a list of items to be handled; order is depth or breadth-first.
*/
private static void moveRelatedItems(
List<ClassContentsEntry> entries,
List<MethodEntry> parents,
RelatedMethodsSettings rms,
String topLevelMethodName,
String allMethodNames,
int level) {
allMethodNames = buildAllMethodNamesString(allMethodNames, parents);
/** First, identify all dependent methods. Move them to parents in the specified order. */
List<MethodEntry> children = ((MethodEntry) parents.get(parents.size() - 1)).sortedMethods;
// if (rms.isDepthFirstOrdering())
// {
switch (rms.getOrdering()) {
case RelatedMethodsSettings.RETAIN_ORIGINAL_ORDER:
{
/**
* iterate through entries looking for those that are called by method(s) in the set of
* parent methods. Add these to the list of children in order seen in entries.
*/
ListIterator li = entries.listIterator();
while (li.hasNext()) {
Object o = li.next();
if (o instanceof RelatableEntry) {
MethodEntry me = (MethodEntry) o;
for (MethodEntry entry : parents) {
if (me.myCalledByMethods.contains(entry)) {
children.add(me);
li.remove();
break;
}
}
}
}
}
break;
case RelatedMethodsSettings.ALPHABETICAL_ORDER:
{
/**
* iterate through entries looking for those that are called by method(s) in the set of
* parent methods. Add these to the list of children alphabetically.
*/
ListIterator li = entries.listIterator();
while (li.hasNext()) {
Object o = li.next();
if (o instanceof RelatableEntry) {
MethodEntry me = (MethodEntry) o;
for (MethodEntry entry : parents) {
if (me.myCalledByMethods.contains(entry)) {
me.insertAlphabetically(children);
li.remove();
break;
}
}
}
}
}
break;
case RelatedMethodsSettings.INVOCATION_ORDER:
/**
* iterate through calling methods, looking for remaining unmatched methods (in 'entries'
* list). Add these to the list of children in order of invocation.
*/
for (MethodEntry me : parents) {
for (MethodEntry child : me.myCalledMethods) {
if (entries.contains(child)) {
children.add(child);
entries.remove(child);
}
}
}
break;
}
/**
* now children contains all the children of the parents for this level, and all these children
* have been removed from "entries". Move these to the rearranged list. Then: If depth-first,
* recurse setting the parent list to each of the children in turn. If breadth first, recurse
* setting the parent list to all of the children.
*/
if (children.size() > 0) {
if (rms.isDepthFirstOrdering()) {
for (MethodEntry entry : children) {
if (entry.myCalledMethods.size() == 0) {
continue;
}
List<MethodEntry> parent = new LinkedList<MethodEntry>();
parent.add(entry);
moveRelatedItems(
entries,
parent,
rms,
topLevelMethodName,
allMethodNames + "." + ((PsiMethod) entry.myEnd).getName() + "()",
level + 1);
}
} else {
moveRelatedItems(
entries,
children,
rms,
topLevelMethodName,
allMethodNames + ".Depth " + level,
level + 1);
}
}
}