| /***** BEGIN LICENSE BLOCK ***** |
| * Version: CPL 1.0/GPL 2.0/LGPL 2.1 |
| * |
| * The contents of this file are subject to the Common Public |
| * License Version 1.0 (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.eclipse.org/legal/cpl-v10.html |
| * |
| * Software distributed under the License is distributed on an "AS |
| * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or |
| * implied. See the License for the specific language governing |
| * rights and limitations under the License. |
| * |
| * Copyright (C) 2002 Anders Bengtsson <ndrsbngtssn@yahoo.se> |
| * Copyright (C) 2002 Jan Arne Petersen <jpetersen@uni-bonn.de> |
| * Copyright (C) 2002 Benoit Cerrina <b.cerrina@wanadoo.fr> |
| * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org> |
| * |
| * Alternatively, the contents of this file may be used under the terms of |
| * either of the GNU General Public License Version 2 or later (the "GPL"), |
| * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), |
| * in which case the provisions of the GPL or the LGPL are applicable instead |
| * of those above. If you wish to allow use of your version of this file only |
| * under the terms of either the GPL or the LGPL, and not to allow others to |
| * use your version of this file under the terms of the CPL, indicate your |
| * decision by deleting the provisions above and replace them with the notice |
| * and other provisions required by the GPL or the LGPL. If you do not delete |
| * the provisions above, a recipient may use your version of this file under |
| * the terms of any one of the CPL, the GPL or the LGPL. |
| ***** END LICENSE BLOCK *****/ |
| package org.jruby.ast; |
| |
| import java.util.List; |
| import java.util.regex.Pattern; |
| |
| import org.jruby.ast.types.ILiteralNode; |
| import org.jruby.ast.visitor.NodeVisitor; |
| import org.jruby.evaluator.Instruction; |
| import org.jruby.lexer.yacc.ISourcePosition; |
| import org.jruby.util.ByteList; |
| |
| /** Represents a simple regular expression literal. |
| * |
| * @author jpetersen |
| */ |
| public class RegexpNode extends Node implements ILiteralNode { |
| static final long serialVersionUID = -1566813018564622077L; |
| |
| // private static final RegexpTranslator translator = new RegexpTranslator(); |
| |
| private Pattern pattern; |
| private int flags; |
| private final ByteList value; |
| private final int options; |
| |
| public RegexpNode(ISourcePosition position, ByteList value, int options) { |
| super(position, NodeTypes.REGEXPNODE); |
| |
| this.value = value; |
| this.options = options; |
| } |
| |
| public Instruction accept(NodeVisitor iVisitor) { |
| return iVisitor.visitRegexpNode(this); |
| } |
| |
| /** |
| * Gets the options. |
| * @return Returns a int |
| */ |
| public int getOptions() { |
| return options; |
| } |
| |
| /** |
| * Gets the value. |
| * @return Returns a ByteList |
| */ |
| public ByteList getValue() { |
| return value; |
| } |
| |
| public int getFlags() { |
| // if (pattern == null) { |
| // pattern = translator.translate(value.toString(), options, 0); |
| // flags = translator.flagsFor(options,0); |
| // } |
| return flags; |
| } |
| |
| public Pattern getPattern() { |
| // if (pattern == null) { |
| // pattern = translator.translate(value.toString(), options, 0); |
| // flags = translator.flagsFor(options,0); |
| // } |
| return pattern; |
| } |
| |
| public List childNodes() { |
| return EMPTY_LIST; |
| } |
| |
| } |