private void buildText(
@NotNull PsiClass aClass,
@NotNull PsiSubstitutor substitutor,
@NotNull StringBuilder buffer,
@NotNull TextType textType,
boolean annotated) {
if (aClass instanceof PsiAnonymousClass) {
ClassResolveResult baseResolveResult =
((PsiAnonymousClass) aClass).getBaseClassType().resolveGenerics();
PsiClass baseClass = baseResolveResult.getElement();
if (baseClass != null) {
buildText(baseClass, baseResolveResult.getSubstitutor(), buffer, textType, false);
}
return;
}
boolean qualified = textType != TextType.PRESENTABLE;
PsiClass enclosingClass = null;
if (!aClass.hasModifierProperty(PsiModifier.STATIC)) {
PsiElement parent = aClass.getParent();
if (parent instanceof PsiClass && !(parent instanceof PsiAnonymousClass)) {
enclosingClass = (PsiClass) parent;
}
}
if (enclosingClass != null) {
buildText(enclosingClass, substitutor, buffer, textType, false);
buffer.append('.');
} else if (qualified) {
String fqn = aClass.getQualifiedName();
if (fqn != null) {
String prefix = StringUtil.getPackageName(fqn);
if (!StringUtil.isEmpty(prefix)) {
buffer.append(prefix);
buffer.append('.');
}
}
}
if (annotated) {
PsiNameHelper.appendAnnotations(buffer, getAnnotations(), qualified);
}
buffer.append(aClass.getName());
PsiTypeParameter[] typeParameters = aClass.getTypeParameters();
if (typeParameters.length > 0) {
int pos = buffer.length();
buffer.append('<');
for (int i = 0; i < typeParameters.length; i++) {
PsiTypeParameter typeParameter = typeParameters[i];
PsiUtilCore.ensureValid(typeParameter);
if (i > 0) {
buffer.append(',');
if (textType == TextType.PRESENTABLE) buffer.append(' ');
}
PsiType substitutionResult = substitutor.substitute(typeParameter);
if (substitutionResult == null) {
buffer.setLength(pos);
pos = -1;
break;
}
PsiUtil.ensureValidType(substitutionResult);
if (textType == TextType.PRESENTABLE) {
buffer.append(substitutionResult.getPresentableText());
} else if (textType == TextType.CANONICAL) {
buffer.append(substitutionResult.getCanonicalText(annotated));
} else {
buffer.append(substitutionResult.getInternalCanonicalText());
}
}
if (pos >= 0) {
buffer.append('>');
}
}
}
@Nullable
public static PsiType getLeastUpperBound(
@NotNull PsiType type1, @NotNull PsiType type2, PsiManager manager) {
if (type1 instanceof GrTupleType && type2 instanceof GrTupleType) {
GrTupleType tuple1 = (GrTupleType) type1;
GrTupleType tuple2 = (GrTupleType) type2;
PsiType[] components1 = tuple1.getComponentTypes();
PsiType[] components2 = tuple2.getComponentTypes();
if (components1.length == 0) return genNewListBy(type2, manager);
if (components2.length == 0) return genNewListBy(type1, manager);
PsiType[] components3 = new PsiType[Math.min(components1.length, components2.length)];
for (int i = 0; i < components3.length; i++) {
PsiType c1 = components1[i];
PsiType c2 = components2[i];
if (c1 == null || c2 == null) {
components3[i] = null;
} else {
components3[i] = getLeastUpperBound(c1, c2, manager);
}
}
return new GrTupleType(
components3,
JavaPsiFacade.getInstance(manager.getProject()),
tuple1.getScope().intersectWith(tuple2.getResolveScope()));
} else if (checkEmptyListAndList(type1, type2)) {
return genNewListBy(type2, manager);
} else if (checkEmptyListAndList(type2, type1)) {
return genNewListBy(type1, manager);
} else if (type1 instanceof GrMapType && type2 instanceof GrMapType) {
return GrMapType.merge(((GrMapType) type1), ((GrMapType) type2));
} else if (checkEmptyMapAndMap(type1, type2)) {
return genNewMapBy(type2, manager);
} else if (checkEmptyMapAndMap(type2, type1)) {
return genNewMapBy(type1, manager);
} else if (type1 instanceof GrClosureType && type2 instanceof GrClosureType) {
GrClosureType clType1 = (GrClosureType) type1;
GrClosureType clType2 = (GrClosureType) type2;
GrSignature signature1 = clType1.getSignature();
GrSignature signature2 = clType2.getSignature();
if (signature1 instanceof GrClosureSignature && signature2 instanceof GrClosureSignature) {
if (((GrClosureSignature) signature1).getParameterCount()
== ((GrClosureSignature) signature2).getParameterCount()) {
final GrClosureSignature signature =
GrClosureSignatureImpl.getLeastUpperBound(
((GrClosureSignature) signature1), ((GrClosureSignature) signature2), manager);
if (signature != null) {
GlobalSearchScope scope =
clType1.getResolveScope().intersectWith(clType2.getResolveScope());
final LanguageLevel languageLevel =
ComparatorUtil.max(clType1.getLanguageLevel(), clType2.getLanguageLevel());
return GrClosureType.create(
signature,
scope,
JavaPsiFacade.getInstance(manager.getProject()),
languageLevel,
true);
}
}
}
} else if (GroovyCommonClassNames.GROOVY_LANG_GSTRING.equals(type1.getCanonicalText())
&& CommonClassNames.JAVA_LANG_STRING.equals(type2.getInternalCanonicalText())) {
return type2;
} else if (GroovyCommonClassNames.GROOVY_LANG_GSTRING.equals(type2.getCanonicalText())
&& CommonClassNames.JAVA_LANG_STRING.equals(type1.getInternalCanonicalText())) {
return type1;
}
final PsiType result = getLeastUpperBoundForNumericType(type1, type2);
if (result != null) return result;
return GenericsUtil.getLeastUpperBound(type1, type2, manager);
}
private void buildText(
@NotNull PsiClass aClass,
@NotNull PsiSubstitutor substitutor,
@NotNull StringBuilder buffer,
boolean canonical,
boolean internal) {
if (aClass instanceof PsiAnonymousClass) {
ClassResolveResult baseResolveResult =
((PsiAnonymousClass) aClass).getBaseClassType().resolveGenerics();
PsiClass baseClass = baseResolveResult.getElement();
PsiSubstitutor baseSub = baseResolveResult.getSubstitutor();
if (baseClass != null) {
buildText(baseClass, baseSub, buffer, canonical, internal);
}
return;
}
if (canonical == internal) {
buffer.append(getAnnotationsTextPrefix(internal, false, true));
}
PsiClass enclosingClass = null;
if (!aClass.hasModifierProperty(PsiModifier.STATIC)) {
final PsiElement parent = aClass.getParent();
if (parent instanceof PsiClass && !(parent instanceof PsiAnonymousClass)) {
enclosingClass = (PsiClass) parent;
}
}
if (enclosingClass != null) {
buildText(enclosingClass, substitutor, buffer, canonical, false);
buffer.append('.');
buffer.append(aClass.getName());
} else {
final String name;
if (!canonical) {
name = aClass.getName();
} else {
final String qualifiedName = aClass.getQualifiedName();
if (qualifiedName == null) {
name = aClass.getName();
} else {
name = qualifiedName;
}
}
buffer.append(name);
}
PsiTypeParameter[] typeParameters = aClass.getTypeParameters();
if (typeParameters.length > 0) {
StringBuilder pineBuffer = new StringBuilder();
pineBuffer.append('<');
for (int i = 0; i < typeParameters.length; i++) {
PsiTypeParameter typeParameter = typeParameters[i];
assert typeParameter.isValid();
if (i > 0) pineBuffer.append(',');
final PsiType substitutionResult = substitutor.substitute(typeParameter);
if (substitutionResult == null) {
pineBuffer = null;
break;
}
assert substitutionResult.isValid();
if (canonical) {
if (internal) {
pineBuffer.append(substitutionResult.getInternalCanonicalText());
} else {
pineBuffer.append(substitutionResult.getCanonicalText());
}
} else {
pineBuffer.append(substitutionResult.getPresentableText());
}
}
if (pineBuffer != null) {
buffer.append(pineBuffer);
buffer.append('>');
}
}
}
public static boolean isFromExternalTypeLanguage(@NotNull PsiType type) {
String internalCanonicalText = type.getInternalCanonicalText();
return internalCanonicalText != null && internalCanonicalText.equals(type.getCanonicalText());
}