private static void addParameterUsages(
PsiParameter parameter, ArrayList<UsageInfo> results, ParameterInfo info) {
PsiManager manager = parameter.getManager();
GlobalSearchScope projectScope = GlobalSearchScope.projectScope(manager.getProject());
for (PsiReference psiReference : ReferencesSearch.search(parameter, projectScope, false)) {
PsiElement parmRef = psiReference.getElement();
UsageInfo usageInfo =
new ChangeSignatureParameterUsageInfo(parmRef, parameter.getName(), info.getName());
results.add(usageInfo);
}
}
private void findParametersUsage(
final PsiMethod method, ArrayList<UsageInfo> result, PsiMethod[] overriders) {
if (JavaLanguage.INSTANCE.equals(myChangeInfo.getLanguage())) {
PsiParameter[] parameters = method.getParameterList().getParameters();
for (ParameterInfo info : myChangeInfo.getNewParameters()) {
if (info.getOldIndex() >= 0) {
PsiParameter parameter = parameters[info.getOldIndex()];
if (!info.getName().equals(parameter.getName())) {
addParameterUsages(parameter, result, info);
for (PsiMethod overrider : overriders) {
PsiParameter parameter1 =
overrider.getParameterList().getParameters()[info.getOldIndex()];
if (parameter1 != null
&& Comparing.strEqual(parameter.getName(), parameter1.getName())) {
addParameterUsages(parameter1, result, info);
}
}
}
}
}
}
}
private void detectLocalsCollisionsInMethod(
final PsiMethod method, final ArrayList<UsageInfo> result, boolean isOriginal) {
if (!JavaLanguage.INSTANCE.equals(method.getLanguage())) return;
final PsiParameter[] parameters = method.getParameterList().getParameters();
final Set<PsiParameter> deletedOrRenamedParameters = new HashSet<PsiParameter>();
if (isOriginal) {
ContainerUtil.addAll(deletedOrRenamedParameters, parameters);
for (ParameterInfo parameterInfo : myChangeInfo.getNewParameters()) {
if (parameterInfo.getOldIndex() >= 0 && parameterInfo.getOldIndex() < parameters.length) {
final PsiParameter parameter = parameters[parameterInfo.getOldIndex()];
if (parameterInfo.getName().equals(parameter.getName())) {
deletedOrRenamedParameters.remove(parameter);
}
}
}
}
for (ParameterInfo parameterInfo : myChangeInfo.getNewParameters()) {
final int oldParameterIndex = parameterInfo.getOldIndex();
final String newName = parameterInfo.getName();
if (oldParameterIndex >= 0) {
if (isOriginal
&& oldParameterIndex < parameters.length
&& !newName.equals(myChangeInfo.getOldParameterNames()[oldParameterIndex])) {
// Name changes take place only in primary method when name was actually changed
final PsiParameter parameter = parameters[oldParameterIndex];
if (!newName.equals(parameter.getName())) {
JavaUnresolvableLocalCollisionDetector.visitLocalsCollisions(
parameter,
newName,
method.getBody(),
null,
new JavaUnresolvableLocalCollisionDetector.CollidingVariableVisitor() {
public void visitCollidingElement(final PsiVariable collidingVariable) {
if (!deletedOrRenamedParameters.contains(collidingVariable)) {
result.add(
new RenamedParameterCollidesWithLocalUsageInfo(
parameter, collidingVariable, method));
}
}
});
}
}
} else {
JavaUnresolvableLocalCollisionDetector.visitLocalsCollisions(
method,
newName,
method.getBody(),
null,
new JavaUnresolvableLocalCollisionDetector.CollidingVariableVisitor() {
public void visitCollidingElement(PsiVariable collidingVariable) {
if (!deletedOrRenamedParameters.contains(collidingVariable)) {
result.add(
new NewParameterCollidesWithLocalUsageInfo(
collidingVariable, collidingVariable, method));
}
}
});
}
}
}