@Override
@Nullable
public PsiMethod generateMethodPrototype(
@NotNull PsiField field, @NotNull String methodName, boolean isGetter) {
PsiMethod prototype =
isGetter
? GenerateMembersUtil.generateGetterPrototype(field)
: GenerateMembersUtil.generateSetterPrototype(field);
try {
prototype.setName(methodName);
return prototype;
} catch (IncorrectOperationException e) {
return null;
}
}
private void appendAccessors(final Set<PsiParameter> params, boolean isGetter) {
final PsiElement element = getElement();
if (element != null) {
for (PsiParameter parameter : params) {
final IntroduceParameterObjectProcessor.ParameterChunk parameterChunk =
IntroduceParameterObjectProcessor.ParameterChunk.getChunkByParameter(
parameter, parameters);
LOGGER.assertTrue(parameterChunk != null);
final PsiField field = parameterChunk.getField();
if (field != null) {
element.add(
isGetter
? GenerateMembersUtil.generateGetterPrototype(field)
: GenerateMembersUtil.generateSetterPrototype(field));
}
}
}
}
private boolean hasSetter(final PsiField field) {
return hasGetterOrSetter(
sourceClass.findMethodsBySignature(
GenerateMembersUtil.generateSetterPrototype(field), false));
}
protected void performRefactoring(@NotNull UsageInfo[] usageInfos) {
final PsiClass psiClass = buildClass();
if (psiClass == null) return;
if (delegationRequired) {
buildDelegate();
}
myExtractEnumProcessor.performEnumConstantTypeMigration(usageInfos);
final Set<PsiMember> members = new HashSet<PsiMember>();
for (PsiMethod method : methods) {
final PsiMethod member = psiClass.findMethodBySignature(method, false);
if (member != null) {
members.add(member);
}
}
for (PsiField field : fields) {
final PsiField member = psiClass.findFieldByName(field.getName(), false);
if (member != null) {
members.add(member);
final PsiExpression initializer = member.getInitializer();
if (initializer != null) {
final boolean[] moveInitializerToConstructor = new boolean[1];
initializer.accept(
new JavaRecursiveElementWalkingVisitor() {
@Override
public void visitReferenceExpression(PsiReferenceExpression expression) {
super.visitReferenceExpression(expression);
final PsiElement resolved = expression.resolve();
if (resolved instanceof PsiField && !members.contains(resolved)) {
moveInitializerToConstructor[0] = true;
}
}
});
if (moveInitializerToConstructor[0]) {
final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myProject);
PsiMethod[] constructors = psiClass.getConstructors();
if (constructors.length == 0) {
final PsiMethod constructor =
(PsiMethod) elementFactory.createConstructor().setName(psiClass.getName());
constructors = new PsiMethod[] {(PsiMethod) psiClass.add(constructor)};
}
for (PsiMethod constructor : constructors) {
MoveInstanceMembersUtil.moveInitializerToConstructor(
elementFactory, constructor, member);
}
}
}
}
}
if (myGenerateAccessors) {
final NecessaryAccessorsVisitor visitor = checkNecessaryGettersSetters4SourceClass();
for (PsiField field : visitor.getFieldsNeedingGetter()) {
sourceClass.add(GenerateMembersUtil.generateGetterPrototype(field));
}
for (PsiField field : visitor.getFieldsNeedingSetter()) {
sourceClass.add(GenerateMembersUtil.generateSetterPrototype(field));
}
}
super.performRefactoring(usageInfos);
if (myNewVisibility == null) return;
for (PsiMember member : members) {
VisibilityUtil.fixVisibility(UsageViewUtil.toElements(usageInfos), member, myNewVisibility);
}
}