@NotNull
public List<String> createConversions(@NotNull PsiCallExpression expression) {
PsiExpressionList argumentList = expression.getArgumentList();
PsiExpression[] arguments =
argumentList != null ? argumentList.getExpressions() : new PsiExpression[] {};
List<String> conversions = new LinkedList<String>();
//noinspection UnusedDeclaration
for (PsiExpression a : arguments) {
conversions.add("");
}
PsiMethod resolve = expression.resolveMethod();
if (resolve != null) {
List<PsiType> expectedTypes = new LinkedList<PsiType>();
List<PsiType> actualTypes = new LinkedList<PsiType>();
for (PsiParameter p : resolve.getParameterList().getParameters())
expectedTypes.add(p.getType());
for (PsiExpression e : arguments) actualTypes.add(e.getType());
if (conversions.size() == actualTypes.size() && actualTypes.size() == expectedTypes.size()) {
for (int i = 0; i < actualTypes.size(); i++)
conversions.set(i, createConversionForExpression(arguments[i], expectedTypes.get(i)));
}
}
return conversions;
}
private static boolean isNotOpenMethod(@NotNull PsiMethod method) {
if (method.getParent() instanceof PsiClass) {
PsiModifierList parentModifierList = ((PsiClass) method.getParent()).getModifierList();
if ((parentModifierList != null && parentModifierList.hasExplicitModifier(Modifier.FINAL))
|| ((PsiClass) method.getParent()).isEnum()) {
return true;
}
}
return false;
}
@NotNull
private ParameterList createFunctionParameters(@NotNull PsiMethod method) {
List<Parameter> result = new LinkedList<Parameter>();
for (PsiParameter parameter : method.getParameterList().getParameters()) {
result.add(
new Parameter(
new IdentifierImpl(parameter.getName()),
typeToType(
parameter.getType(),
ConverterUtil.isAnnotatedAsNotNull(parameter.getModifierList())),
ConverterUtil.isReadOnly(parameter, method.getBody())));
}
return new ParameterList(result);
}
public static boolean isConstructorPrimary(@NotNull PsiMethod constructor) {
if (constructor.getParent() instanceof PsiClass) {
PsiClass parent = (PsiClass) constructor.getParent();
if (parent.getConstructors().length == 1) {
return true;
} else {
PsiMethod c =
getPrimaryConstructorForThisCase(parent); // TODO: move up to classToClass() method
if (c != null && c.hashCode() == constructor.hashCode()) {
return true;
}
}
}
return false;
}
@NotNull
private Function methodToFunction(@NotNull PsiMethod method, boolean notEmpty) {
if (isOverrideObjectDirect(method)) {
dispatcher.setExpressionVisitor(new ExpressionVisitorForDirectObjectInheritors(this));
} else {
dispatcher.setExpressionVisitor(new ExpressionVisitor(this));
}
methodReturnType = method.getReturnType();
IdentifierImpl identifier = new IdentifierImpl(method.getName());
Type returnType =
typeToType(
method.getReturnType(), ConverterUtil.isAnnotatedAsNotNull(method.getModifierList()));
Block body =
hasFlag(J2KConverterFlags.SKIP_BODIES)
? Block.EMPTY_BLOCK
: blockToBlock(method.getBody(), notEmpty); // #TODO
Element params = createFunctionParameters(method);
List<Element> typeParameters = elementsToElementList(method.getTypeParameters());
Set<String> modifiers = modifiersListToModifiersSet(method.getModifierList());
if (isOverrideAnyMethodExceptMethodsFromObject(method)) {
modifiers.add(Modifier.OVERRIDE);
}
if (method.getParent() instanceof PsiClass && ((PsiClass) method.getParent()).isInterface()) {
modifiers.remove(Modifier.ABSTRACT);
}
if (isNotOpenMethod(method)) {
modifiers.add(Modifier.NOT_OPEN);
}
if (method.isConstructor()) { // TODO: simplify
boolean isPrimary = isConstructorPrimary(method);
return new Constructor(
identifier,
modifiers,
returnType,
typeParameters,
params,
new Block(removeEmpty(body.getStatements()), false),
isPrimary);
}
return new Function(identifier, modifiers, returnType, typeParameters, params, body);
}
private static boolean isOverrideObjectDirect(@NotNull PsiMethod method) {
List<HierarchicalMethodSignature> superSignatures =
method.getHierarchicalMethodSignature().getSuperSignatures();
if (superSignatures.size() == 1) {
PsiClass containingClass = superSignatures.get(0).getMethod().getContainingClass();
String qualifiedName = containingClass != null ? containingClass.getQualifiedName() : "";
if (qualifiedName != null && qualifiedName.equals(JAVA_LANG_OBJECT)) {
return true;
}
}
return false;
}
private static boolean isInheritFromObject(@NotNull PsiMethod method) {
List<HierarchicalMethodSignature> superSignatures =
method.getHierarchicalMethodSignature().getSuperSignatures();
for (HierarchicalMethodSignature s : superSignatures) {
PsiClass containingClass = s.getMethod().getContainingClass();
String qualifiedName = containingClass != null ? containingClass.getQualifiedName() : "";
if (qualifiedName != null && qualifiedName.equals(JAVA_LANG_OBJECT)) {
return true;
}
}
return false;
}
private static boolean normalCase(@NotNull PsiMethod method) {
int counter = 0;
for (HierarchicalMethodSignature s :
method.getHierarchicalMethodSignature().getSuperSignatures()) {
PsiClass containingClass = s.getMethod().getContainingClass();
String qualifiedName = containingClass != null ? containingClass.getQualifiedName() : "";
if (qualifiedName != null && !qualifiedName.equals(JAVA_LANG_OBJECT)) {
counter++;
}
}
return counter > 0;
}
private boolean caseForObject(@NotNull PsiMethod method) {
PsiClass containing = method.getContainingClass();
if (containing != null) {
for (PsiClassType s : containing.getSuperTypes()) {
String canonicalText = s.getCanonicalText();
if (!canonicalText.equals(JAVA_LANG_OBJECT)
&& !getClassIdentifiers().contains(canonicalText)) {
return true;
}
}
}
return false;
}