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.PsiElement;
021    import org.jetbrains.annotations.NotNull;
022    import org.jetbrains.annotations.Nullable;
023    import org.jetbrains.kotlin.lexer.JetTokens;
024    import org.jetbrains.kotlin.psi.stubs.KotlinPlaceHolderStub;
025    import org.jetbrains.kotlin.psi.stubs.elements.JetStubElementTypes;
026    
027    public class JetClassInitializer extends JetDeclarationStub<KotlinPlaceHolderStub<JetClassInitializer>> implements JetStatementExpression {
028        public JetClassInitializer(@NotNull ASTNode node) {
029            super(node);
030        }
031    
032        public JetClassInitializer(@NotNull KotlinPlaceHolderStub<JetClassInitializer> stub) {
033            super(stub, JetStubElementTypes.ANONYMOUS_INITIALIZER);
034        }
035    
036        @Override
037        public <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data) {
038            return visitor.visitAnonymousInitializer(this, data);
039        }
040    
041        @Nullable
042        public JetExpression getBody() {
043            return findChildByClass(JetExpression.class);
044        }
045    
046        @Nullable
047        public PsiElement getOpenBraceNode() {
048            JetExpression body = getBody();
049            return (body instanceof JetBlockExpression) ? ((JetBlockExpression) body).getLBrace() : null;
050        }
051    
052        @NotNull
053        public PsiElement getOpenBraceNodeOrSelf() {
054            PsiElement result = getOpenBraceNode();
055            return result != null ? result : this;
056        }
057    
058        public boolean hasInitKeyword() {
059            return getInitKeyword() != null;
060        }
061    
062        @Nullable
063        public PsiElement getInitKeyword() {
064            return findChildByType(JetTokens.INIT_KEYWORD);
065        }
066    }