ZArrayNode.java

  1. /*
  2.  ***** BEGIN LICENSE BLOCK *****
  3.  * Version: EPL 1.0/GPL 2.0/LGPL 2.1
  4.  *
  5.  * The contents of this file are subject to the Eclipse Public
  6.  * License Version 1.0 (the "License"); you may not use this file
  7.  * except in compliance with the License. You may obtain a copy of
  8.  * the License at http://www.eclipse.org/legal/epl-v10.html
  9.  *
  10.  * Software distributed under the License is distributed on an "AS
  11.  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  12.  * implied. See the License for the specific language governing
  13.  * rights and limitations under the License.
  14.  *
  15.  * Copyright (C) 2001-2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
  16.  * Copyright (C) 2001-2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
  17.  * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
  18.  * Copyright (C) 2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
  19.  *
  20.  * Alternatively, the contents of this file may be used under the terms of
  21.  * either of the GNU General Public License Version 2 or later (the "GPL"),
  22.  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  23.  * in which case the provisions of the GPL or the LGPL are applicable instead
  24.  * of those above. If you wish to allow use of your version of this file only
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  26.  * use your version of this file under the terms of the EPL, indicate your
  27.  * decision by deleting the provisions above and replace them with the notice
  28.  * and other provisions required by the GPL or the LGPL. If you do not delete
  29.  * the provisions above, a recipient may use your version of this file under
  30.  * the terms of any one of the EPL, the GPL or the LGPL.
  31.  ***** END LICENSE BLOCK *****/
  32. package org.jruby.ast;

  33. import java.util.List;
  34. import org.jruby.ast.types.ILiteralNode;
  35. import org.jruby.ast.visitor.NodeVisitor;
  36. import org.jruby.lexer.yacc.ISourcePosition;

  37. /**
  38.  *
  39.  * zero length list
  40.  *
  41.  */
  42. public class ZArrayNode extends Node implements ILiteralNode {
  43.     public ZArrayNode(ISourcePosition position) {
  44.         super(position);
  45.     }

  46.     public NodeType getNodeType() {
  47.         return NodeType.ZARRAYNODE;
  48.     }

  49.     /**
  50.      * Accept for the visitor pattern.
  51.      * @param iVisitor the visitor
  52.      **/
  53.     public <T> T accept(NodeVisitor<T> iVisitor) {
  54.         return iVisitor.visitZArrayNode(this);
  55.     }
  56.    
  57.     public List<Node> childNodes() {
  58.         return EMPTY_LIST;
  59.     }
  60. }