1 /*
   2  * Copyright (c) 2015, 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 
  26 package jdk.nashorn.api.tree;
  27 
  28 import jdk.nashorn.internal.ir.ForNode;
  29 
  30 final class ForLoopTreeImpl extends StatementTreeImpl implements ForLoopTree {
  31     private final ExpressionTree init;
  32     private final ExpressionTree cond;
  33     private final ExpressionTree update;
  34     private final StatementTree stat;
  35 
  36     ForLoopTreeImpl(final ForNode node,
  37         final ExpressionTree init,
  38         final ExpressionTree cond,
  39         final ExpressionTree update,
  40         final StatementTree  stat) {
  41         super(node);
  42         assert !node.isForIn() : "for statement expected";
  43         this.init = init;
  44         this.cond = cond;
  45         this.update = update;
  46         this.stat = stat;
  47     }
  48 
  49     @Override
  50     public Kind getKind() {
  51         return Kind.FOR_LOOP;
  52     }
  53 
  54     @Override
  55     public ExpressionTree getInitializer() {
  56         return init;
  57     }
  58 
  59     @Override
  60     public ExpressionTree getCondition() {
  61         return cond;
  62     }
  63 
  64     @Override
  65     public ExpressionTree getUpdate() {
  66         return update;
  67     }
  68 
  69     @Override
  70     public StatementTree getStatement() {
  71         return stat;
  72     }
  73 
  74     @Override
  75     public <R,D> R accept(final TreeVisitor<R,D> visitor, final D data) {
  76         return visitor.visitForLoop(this, data);
  77     }
  78 }