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 org.jetbrains.annotations.NotNull;
021    import org.jetbrains.annotations.Nullable;
022    import org.jetbrains.kotlin.lexer.JetTokens;
023    
024    public class JetPropertyDelegate extends JetElementImpl {
025        public JetPropertyDelegate(@NotNull ASTNode node) {
026            super(node);
027        }
028    
029        @Nullable
030        public JetExpression getExpression() {
031            return findChildByClass(JetExpression.class);
032        }
033    
034        @Override
035        public <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data) {
036            return visitor.visitPropertyDelegate(this, data);
037        }
038    
039        @NotNull
040        public ASTNode getByKeywordNode() {
041            //noinspection ConstantConditions
042            return getNode().findChildByType(JetTokens.BY_KEYWORD);
043        }
044    }