001/*
002 * Copyright 2010-2013 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
017package org.jetbrains.jet.lang.psi;
018
019import com.intellij.lang.ASTNode;
020import org.jetbrains.annotations.NotNull;
021import org.jetbrains.annotations.Nullable;
022import org.jetbrains.jet.JetNodeTypes;
023
024import java.util.ArrayList;
025import java.util.Collections;
026import java.util.List;
027
028public class JetAnnotatedExpression extends JetExpressionImpl {
029    public JetAnnotatedExpression(@NotNull ASTNode node) {
030        super(node);
031    }
032
033    @Override
034    public void accept(@NotNull JetVisitorVoid visitor) {
035        visitor.visitAnnotatedExpression(this);
036    }
037
038    @Override
039    public <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data) {
040        return visitor.visitAnnotatedExpression(this, data);
041    }
042
043    @Nullable
044    public JetExpression getBaseExpression() {
045        return findChildByClass(JetExpression.class);
046    }
047
048    public List<JetAnnotation> getAttributeAnnotations() {
049        return findChildrenByType(JetNodeTypes.ANNOTATION);
050    }
051
052    public List<JetAnnotationEntry> getAttributes() {
053        List<JetAnnotationEntry> answer = null;
054        for (JetAnnotation annotation : getAttributeAnnotations()) {
055            if (answer == null) answer = new ArrayList<JetAnnotationEntry>();
056            answer.addAll(annotation.getEntries());
057        }
058        return answer != null ? answer : Collections.<JetAnnotationEntry>emptyList();
059    }
060}