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.KtNodeTypes;
023    import org.jetbrains.kotlin.lexer.KtTokens;
024    
025    public class KtWhenConditionIsPattern extends KtWhenCondition {
026        public KtWhenConditionIsPattern(@NotNull ASTNode node) {
027            super(node);
028        }
029    
030        public boolean isNegated() {
031            return getNode().findChildByType(KtTokens.NOT_IS) != null;
032        }
033    
034        @Nullable @IfNotParsed
035        public KtTypeReference getTypeReference() {
036            return (KtTypeReference) findChildByType(KtNodeTypes.TYPE_REFERENCE);
037        }
038    
039        @Override
040        public <R, D> R accept(@NotNull KtVisitor<R, D> visitor, D data) {
041            return visitor.visitWhenConditionIsPattern(this, data);
042        }
043    }