001 /*
002 * Copyright 2010-2015 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017 package org.jetbrains.kotlin.psi;
018
019 import com.intellij.lang.ASTNode;
020 import com.intellij.psi.PsiClass;
021 import com.intellij.psi.PsiElement;
022 import com.intellij.psi.PsiEnumConstant;
023 import com.intellij.util.IncorrectOperationException;
024 import org.jetbrains.annotations.NonNls;
025 import org.jetbrains.annotations.NotNull;
026 import org.jetbrains.annotations.Nullable;
027 import org.jetbrains.kotlin.psi.stubs.KotlinClassOrObjectStub;
028 import org.jetbrains.kotlin.psi.stubs.KotlinClassStub;
029 import org.jetbrains.kotlin.psi.stubs.elements.KtStubElementTypes;
030
031 import java.util.Collections;
032 import java.util.List;
033
034 public class KtEnumEntry extends KtClass {
035 public KtEnumEntry(@NotNull ASTNode node) {
036 super(node);
037 }
038
039 public KtEnumEntry(@NotNull KotlinClassStub stub) {
040 super(stub);
041 }
042
043 @Override
044 public String getName() {
045 KotlinClassOrObjectStub<? extends KtClassOrObject> classStub = getStub();
046 if (classStub != null) {
047 return classStub.getName();
048 }
049
050 KtObjectDeclarationName nameAsDeclaration = getNameAsDeclaration();
051 return nameAsDeclaration == null ? "<Anonymous>" : nameAsDeclaration.getName();
052 }
053
054 @Override
055 public PsiElement getNameIdentifier() {
056 KtObjectDeclarationName nameAsDeclaration = getNameAsDeclaration();
057 return nameAsDeclaration == null ? null : nameAsDeclaration.getNameIdentifier();
058 }
059
060 @Override
061 public PsiElement setName(@NonNls @NotNull String name) throws IncorrectOperationException {
062 KtObjectDeclarationName nameAsDeclaration = getNameAsDeclaration();
063 return nameAsDeclaration == null ? null : nameAsDeclaration.setName(name);
064 }
065
066 @NotNull
067 @Override
068 public List<KtDelegationSpecifier> getDelegationSpecifiers() {
069 KtInitializerList initializerList = getInitializerList();
070 if (initializerList == null) {
071 return Collections.emptyList();
072 }
073 return initializerList.getInitializers();
074 }
075
076 public boolean hasInitializer() {
077 return !getDelegationSpecifiers().isEmpty();
078 }
079
080 @Nullable
081 public KtInitializerList getInitializerList() {
082 return getStubOrPsiChild(KtStubElementTypes.INITIALIZER_LIST);
083 }
084
085 @Override
086 public <R, D> R accept(@NotNull KtVisitor<R, D> visitor, D data) {
087 return visitor.visitEnumEntry(this, data);
088 }
089
090 @Override
091 public boolean isEquivalentTo(@Nullable PsiElement another) {
092 if (another instanceof PsiEnumConstant) {
093 PsiEnumConstant enumConstant = (PsiEnumConstant) another;
094 PsiClass containingClass = enumConstant.getContainingClass();
095 if (containingClass != null) {
096 String containingClassQName = containingClass.getQualifiedName();
097 if (containingClassQName != null && enumConstant.getName() != null) {
098 String theirFQName = containingClassQName + "." + enumConstant.getName();
099 if (theirFQName.equals(getQualifiedName())) {
100 return true;
101 }
102 }
103 }
104 }
105 return super.isEquivalentTo(another);
106 }
107 }