1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package jdk.nashorn.api.tree; 26 27 import jdk.nashorn.internal.ir.ForNode; 28 29 final class ForOfLoopTreeImpl extends StatementTreeImpl implements ForOfLoopTree { 30 private final ExpressionTree lhsExpr; 31 private final ExpressionTree expr; 32 private final StatementTree stat; 33 34 ForOfLoopTreeImpl(final ForNode node, 35 final ExpressionTree lhsExpr, 36 final ExpressionTree expr, 37 final StatementTree stat) { 38 super(node); 39 assert node.isForIn() : "for ..in expected"; 40 this.lhsExpr = lhsExpr; 41 this.expr = expr; 42 this.stat = stat; 43 } 44 45 @Override 46 public Kind getKind() { 47 return Kind.FOR_IN_LOOP; 48 } 49 50 @Override 51 public ExpressionTree getVariable() { 52 return lhsExpr; 53 } 54 55 @Override 56 public ExpressionTree getExpression() { 57 return expr; 58 } 59 60 @Override 61 public StatementTree getStatement() { 62 return stat; 63 } 64 65 @Override 66 public <R,D> R accept(final TreeVisitor<R,D> visitor, final D data) { 67 return visitor.visitForOfLoop(this, data); 68 } 69 }