org.jetbrains.jet.asJava.KotlinLightClassForAnonymousDeclaration Maven / Gradle / Ivy
/*
* Copyright 2010-2013 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.jet.asJava;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.project.Project;
import com.intellij.psi.*;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.reference.SoftReference;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
import org.jetbrains.jet.lang.descriptors.DeclarationDescriptor;
import org.jetbrains.jet.lang.psi.JetClassOrObject;
import org.jetbrains.jet.lang.resolve.DescriptorUtils;
import org.jetbrains.jet.lang.resolve.name.FqName;
import org.jetbrains.jet.lang.types.JetType;
import java.util.Collection;
class KotlinLightClassForAnonymousDeclaration extends KotlinLightClassForExplicitDeclaration implements PsiAnonymousClass {
private static final Logger LOG = Logger.getInstance(KotlinLightClassForAnonymousDeclaration.class);
private SoftReference cachedBaseType = null;
KotlinLightClassForAnonymousDeclaration(@NotNull PsiManager manager, @NotNull FqName name, @NotNull JetClassOrObject classOrObject) {
super(manager, name, classOrObject);
}
@NotNull
@Override
public PsiJavaCodeReferenceElement getBaseClassReference() {
Project project = classOrObject.getProject();
return JavaPsiFacade.getElementFactory(project).createReferenceElementByFQClassName(
getFirstSupertypeFQName(), GlobalSearchScope.allScope(project)
);
}
private String getFirstSupertypeFQName() {
ClassDescriptor descriptor = getDescriptor();
if (descriptor == null) return CommonClassNames.JAVA_LANG_OBJECT;
Collection superTypes = descriptor.getTypeConstructor().getSupertypes();
if (superTypes.isEmpty()) return CommonClassNames.JAVA_LANG_OBJECT;
JetType superType = superTypes.iterator().next();
DeclarationDescriptor superClassDescriptor = superType.getConstructor().getDeclarationDescriptor();
if (superClassDescriptor == null) {
LOG.error("No declaration descriptor for supertype " + superType + " of " + getDescriptor());
// return java.lang.Object for recovery
return CommonClassNames.JAVA_LANG_OBJECT;
}
return DescriptorUtils.getFqName(superClassDescriptor).asString();
}
@NotNull
@Override
public synchronized PsiClassType getBaseClassType() {
PsiClassType type = null;
if (cachedBaseType != null) type = cachedBaseType.get();
if (type != null && type.isValid()) return type;
type = JavaPsiFacade.getInstance(classOrObject.getProject()).getElementFactory().createType(getBaseClassReference());
cachedBaseType = new SoftReference(type);
return type;
}
@Nullable
@Override
public PsiExpressionList getArgumentList() {
return null;
}
@Override
public boolean isInQualifiedNew() {
return false;
}
}