private static boolean generateDelegate(GrChangeInfoImpl grInfo) {
final GrMethod method = grInfo.getMethod();
final PsiClass psiClass = method.getContainingClass();
GrMethod newMethod = (GrMethod) method.copy();
newMethod = (GrMethod) psiClass.addAfter(newMethod, method);
StringBuilder buffer = new StringBuilder();
buffer.append("\n");
if (method.isConstructor()) {
buffer.append("this");
} else {
if (!PsiType.VOID.equals(method.getReturnType())) {
buffer.append("return ");
}
buffer.append(
GrChangeSignatureUtil.getNameWithQuotesIfNeeded(
grInfo.getNewName(), method.getProject()));
}
generateParametersForDelegateCall(grInfo, method, buffer);
final GrCodeBlock codeBlock =
GroovyPsiElementFactory.getInstance(method.getProject())
.createMethodBodyFromText(buffer.toString());
newMethod.setBlock(codeBlock);
newMethod.getModifierList().setModifierProperty(PsiModifier.ABSTRACT, false);
CodeStyleManager.getInstance(method.getProject()).reformat(newMethod);
return processPrimaryMethodInner(grInfo, method, null);
}
protected void init() {
super.init();
final PsiClass psiClass = myMethod.getContainingClass();
if (psiClass == null) return;
if (psiClass.isInterface()) {
myDelegatePanel.setVisible(false);
}
if (myMethod.hasModifierProperty(GrModifier.PRIVATE)) {
myPrivateRadioButton.setSelected(true);
} else if (myMethod.hasModifierProperty(GrModifier.PROTECTED)) {
myProtectedRadioButton.setSelected(true);
} else if (myMethod.hasModifierProperty(GrModifier.PUBLIC)) {
myPublicRadioButton.setSelected(true);
}
}
@Override
protected boolean preprocessUsages(Ref<UsageInfo[]> refUsages) {
UsageInfo[] usagesIn = refUsages.get();
MultiMap<PsiElement, String> conflicts = new MultiMap<PsiElement, String>();
if (!mySettings.generateDelegate()) {
GroovyIntroduceParameterUtil.detectAccessibilityConflicts(
mySettings.getExpression(),
usagesIn,
conflicts,
mySettings.replaceFieldsWithGetters()
!= IntroduceParameterRefactoring.REPLACE_FIELDS_WITH_GETTERS_NONE,
myProject);
}
final GrMethod toReplaceIn = (GrMethod) mySettings.getToReplaceIn();
if (mySettings.getExpression() != null
&& !toReplaceIn.hasModifierProperty(PsiModifier.PRIVATE)) {
final AnySupers anySupers = new AnySupers();
mySettings.getExpression().accept(anySupers);
if (anySupers.containsSupers()) {
for (UsageInfo usageInfo : usagesIn) {
if (!(usageInfo.getElement() instanceof PsiMethod)
&& !(usageInfo instanceof InternalUsageInfo)) {
if (!PsiTreeUtil.isAncestor(
toReplaceIn.getContainingClass(), usageInfo.getElement(), false)) {
conflicts.putValue(
mySettings.getExpression(),
RefactoringBundle.message(
"parameter.initializer.contains.0.but.not.all.calls.to.method.are.in.its.class",
CommonRefactoringUtil.htmlEmphasize(PsiKeyword.SUPER)));
break;
}
}
}
}
}
for (IntroduceParameterMethodUsagesProcessor processor :
IntroduceParameterMethodUsagesProcessor.EP_NAME.getExtensions()) {
processor.findConflicts(this, refUsages.get(), conflicts);
}
return showConflicts(conflicts, usagesIn);
}
private static void processConstructor(GrMethod constructor, JavaChangeInfo changeInfo) {
final PsiClass containingClass = constructor.getContainingClass();
final PsiClass baseClass = changeInfo.getMethod().getContainingClass();
final PsiSubstitutor substitutor =
TypeConversionUtil.getSuperClassSubstitutor(
baseClass, containingClass, PsiSubstitutor.EMPTY);
GrOpenBlock block = constructor.getBlock();
GrConstructorInvocation invocation =
GroovyPsiElementFactory.getInstance(constructor.getProject())
.createConstructorInvocation("super()");
invocation =
(GrConstructorInvocation) block.addStatementBefore(invocation, getFirstStatement(block));
processMethodUsage(
invocation.getInvokedExpression(),
changeInfo,
changeInfo.isParameterSetOrOrderChanged() || changeInfo.isParameterNamesChanged(),
changeInfo.isExceptionSetChanged(),
GrClosureSignatureUtil.ArgInfo.<PsiElement>empty_array(),
substitutor);
}
@Override
protected void performRefactoring(UsageInfo[] usages) {
GroovyPsiElementFactory factory = GroovyPsiElementFactory.getInstance(myProject);
PsiType initializerType = mySettings.getSelectedType();
// Changing external occurrences (the tricky part)
IntroduceParameterUtil.processUsages(usages, this);
final GrMethod toReplaceIn = (GrMethod) mySettings.getToReplaceIn();
final PsiMethod toSearchFor = (PsiMethod) mySettings.getToSearchFor();
final boolean methodsToProcessAreDifferent = toReplaceIn != toSearchFor;
if (mySettings.generateDelegate()) {
GroovyIntroduceParameterUtil.generateDelegate(toReplaceIn, myParameterInitializer, myProject);
if (methodsToProcessAreDifferent) {
final GrMethod method =
GroovyIntroduceParameterUtil.generateDelegate(
toSearchFor, myParameterInitializer, myProject);
final PsiClass containingClass = method.getContainingClass();
if (containingClass != null && containingClass.isInterface()) {
final GrOpenBlock block = method.getBlock();
if (block != null) {
block.delete();
}
}
}
}
// Changing signature of initial method
// (signature of myMethodToReplaceIn will be either changed now or have already been changed)
LOG.assertTrue(initializerType == null || initializerType.isValid());
final FieldConflictsResolver fieldConflictsResolver =
new FieldConflictsResolver(mySettings.getName(), toReplaceIn.getBlock());
IntroduceParameterUtil.changeMethodSignatureAndResolveFieldConflicts(
new UsageInfo(toReplaceIn), usages, this);
if (methodsToProcessAreDifferent) {
IntroduceParameterUtil.changeMethodSignatureAndResolveFieldConflicts(
new UsageInfo(toSearchFor), usages, this);
}
// Replacing expression occurrences
for (UsageInfo usage : usages) {
if (usage instanceof ChangedMethodCallInfo) {
PsiElement element = usage.getElement();
GroovyIntroduceParameterUtil.processChangedMethodCall(element, mySettings, myProject);
} else if (usage instanceof InternalUsageInfo) {
PsiElement element = usage.getElement();
if (element == null) continue;
GrExpression newExpr = factory.createExpressionFromText(mySettings.getName());
if (element instanceof GrExpression) {
((GrExpression) element).replaceWithExpression(newExpr, true);
} else {
element.replace(newExpr);
}
}
}
final StringPartInfo stringPartInfo = mySettings.getStringPartInfo();
if (stringPartInfo != null) {
final GrExpression expr =
GrIntroduceHandlerBase.processLiteral(
mySettings.getName(), mySettings.getStringPartInfo(), mySettings.getProject());
final Editor editor = PsiUtilBase.findEditor(expr);
if (editor != null) {
editor.getSelectionModel().removeSelection();
editor.getCaretModel().moveToOffset(expr.getTextRange().getEndOffset());
}
}
final GrVariable var = mySettings.getVar();
if (var != null && mySettings.removeLocalVariable()) {
var.delete();
}
fieldConflictsResolver.fix();
}
private void doMoveMethod(PsiSubstitutor substitutor, GrMemberInfo info) {
GroovyPsiElementFactory elementFactory = GroovyPsiElementFactory.getInstance(myProject);
GrMethod method = (GrMethod) info.getMember();
PsiMethod sibling = method;
PsiMethod anchor = null;
while (sibling != null) {
sibling = PsiTreeUtil.getNextSiblingOfType(sibling, PsiMethod.class);
if (sibling != null) {
anchor =
MethodSignatureUtil.findMethodInSuperClassBySignatureInDerived(
method.getContainingClass(),
myTargetSuperClass,
sibling.getSignature(PsiSubstitutor.EMPTY),
false);
if (anchor != null) {
break;
}
}
}
GrMethod methodCopy = (GrMethod) method.copy();
if (method.findSuperMethods(myTargetSuperClass).length == 0) {
deleteOverrideAnnotationIfFound(methodCopy);
}
final boolean isOriginalMethodAbstract =
method.hasModifierProperty(PsiModifier.ABSTRACT)
|| method.hasModifierProperty(PsiModifier.DEFAULT);
if (myTargetSuperClass.isInterface() || info.isToAbstract()) {
GroovyChangeContextUtil.clearContextInfo(method);
RefactoringUtil.makeMethodAbstract(myTargetSuperClass, methodCopy);
if (myTargetSuperClass.isInterface()) {
PsiUtil.setModifierProperty(methodCopy, PsiModifier.ABSTRACT, false);
}
replaceMovedMemberTypeParameters(
methodCopy, PsiUtil.typeParametersIterable(mySourceClass), substitutor, elementFactory);
final GrMethod movedElement =
anchor != null
? (GrMethod) myTargetSuperClass.addBefore(methodCopy, anchor)
: (GrMethod) myTargetSuperClass.add(methodCopy);
CodeStyleSettings styleSettings = CodeStyleSettingsManager.getSettings(method.getProject());
if (styleSettings.INSERT_OVERRIDE_ANNOTATION) {
if (PsiUtil.isLanguageLevel5OrHigher(mySourceClass) && !myTargetSuperClass.isInterface()
|| PsiUtil.isLanguageLevel6OrHigher(mySourceClass)) {
new AddAnnotationFix(CommonClassNames.JAVA_LANG_OVERRIDE, method)
.invoke(method.getProject(), null, mySourceClass.getContainingFile());
}
}
GrDocComment oldDoc = method.getDocComment();
if (oldDoc != null) {
GrDocCommentUtil.setDocComment(movedElement, oldDoc);
}
myDocCommentPolicy.processCopiedJavaDoc(
methodCopy.getDocComment(), oldDoc, isOriginalMethodAbstract);
myMembersAfterMove.add(movedElement);
if (isOriginalMethodAbstract) {
deleteMemberWithDocComment(method);
}
} else {
if (isOriginalMethodAbstract) {
PsiUtil.setModifierProperty(myTargetSuperClass, PsiModifier.ABSTRACT, true);
}
// fixReferencesToStatic(methodCopy, movedMembers);
replaceMovedMemberTypeParameters(
methodCopy, PsiUtil.typeParametersIterable(mySourceClass), substitutor, elementFactory);
final PsiMethod superClassMethod =
myTargetSuperClass.findMethodBySignature(methodCopy, false);
final GrMethod movedElement;
if (superClassMethod != null && superClassMethod.hasModifierProperty(PsiModifier.ABSTRACT)) {
movedElement = (GrMethod) superClassMethod.replace(methodCopy);
} else {
movedElement =
anchor != null
? (GrMethod) myTargetSuperClass.addBefore(methodCopy, anchor)
: (GrMethod) myTargetSuperClass.add(methodCopy);
myMembersAfterMove.add(movedElement);
}
GrDocCommentUtil.setDocComment(movedElement, method.getDocComment());
deleteMemberWithDocComment(method);
}
}
