diff --git a/jps/javac-ref-scanner-8/src/org/jetbrains/jps/javac/ast/Javac8RefScanner.java b/jps/javac-ref-scanner-8/src/org/jetbrains/jps/javac/ast/Javac8RefScanner.java index cebbc40f9228..1e70071f82ad 100644 --- a/jps/javac-ref-scanner-8/src/org/jetbrains/jps/javac/ast/Javac8RefScanner.java +++ b/jps/javac-ref-scanner-8/src/org/jetbrains/jps/javac/ast/Javac8RefScanner.java @@ -1,3 +1,18 @@ +/* + * Copyright 2000-2017 JetBrains s.r.o. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ package org.jetbrains.jps.javac.ast; import com.sun.source.tree.LambdaExpressionTree; @@ -8,6 +23,7 @@ import org.jetbrains.jps.javac.ast.api.JavacRef; import javax.lang.model.element.Element; import javax.lang.model.type.TypeMirror; +import javax.lang.model.util.Types; /** * Used via reflection in {@link JavacTreeRefScanner#createASTScanner()} @@ -17,11 +33,14 @@ public class Javac8RefScanner extends JavacTreeRefScanner { @Override public Tree visitLambdaExpression(LambdaExpressionTree node, JavacReferenceCollectorListener.ReferenceCollector refCollector) { final TypeMirror type = refCollector.getType(node); - final Element element = refCollector.getTypeUtility().asElement(type); - if (element != null) { - final JavacRef.JavacElementRefBase ref = refCollector.asJavacRef(element); - if (ref != null) { - refCollector.sinkDeclaration(new JavacDef.JavacFunExprDef(ref)); + Types types = refCollector.getTypeUtility(); + if (types != null) { + final Element element = types.asElement(type); + if (element != null) { + final JavacRef.JavacElementRefBase ref = refCollector.asJavacRef(element); + if (ref != null) { + refCollector.sinkDeclaration(new JavacDef.JavacFunExprDef(ref)); + } } } return super.visitLambdaExpression(node, refCollector);