001 /*
002 $Id: ASTNode.java 3419 2006-01-19 00:07:02Z blackdrag $
003
004 Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
005
006 Redistribution and use of this software and associated documentation
007 ("Software"), with or without modification, are permitted provided
008 that the following conditions are met:
009
010 1. Redistributions of source code must retain copyright
011 statements and notices. Redistributions must also contain a
012 copy of this document.
013
014 2. Redistributions in binary form must reproduce the
015 above copyright notice, this list of conditions and the
016 following disclaimer in the documentation and/or other
017 materials provided with the distribution.
018
019 3. The name "groovy" must not be used to endorse or promote
020 products derived from this Software without prior written
021 permission of The Codehaus. For written permission,
022 please contact info@codehaus.org.
023
024 4. Products derived from this Software may not be called "groovy"
025 nor may "groovy" appear in their names without prior written
026 permission of The Codehaus. "groovy" is a registered
027 trademark of The Codehaus.
028
029 5. Due credit should be given to The Codehaus -
030 http://groovy.codehaus.org/
031
032 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
033 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
034 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
035 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
036 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
037 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
038 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
039 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
040 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
041 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
042 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
043 OF THE POSSIBILITY OF SUCH DAMAGE.
044
045 */
046 package org.codehaus.groovy.ast;
047
048
049 /**
050 * Base class for any AST node
051 *
052 * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
053 * @version $Revision: 3419 $
054 */
055 public class ASTNode {
056
057 private int lineNumber = -1;
058 private int columnNumber = -1;
059 private int lastLineNumber = -1;
060 private int lastColumnNumber = -1;
061
062 public void visit(GroovyCodeVisitor visitor) {
063 throw new RuntimeException("No visit() method implemented for class: " + getClass().getName());
064 }
065
066 public String getText() {
067 return "<not implemented yet for class: " + getClass().getName() + ">";
068 }
069
070 public int getLineNumber() {
071 return lineNumber;
072 }
073
074 public void setLineNumber(int lineNumber) {
075 this.lineNumber = lineNumber;
076 }
077
078 public int getColumnNumber() {
079 return columnNumber;
080 }
081
082 public void setColumnNumber(int columnNumber) {
083 this.columnNumber = columnNumber;
084 }
085
086 public int getLastLineNumber() {
087 return lastLineNumber;
088 }
089
090 public void setLastLineNumber(int lastLineNumber) {
091 this.lastLineNumber = lastLineNumber;
092 }
093
094 public int getLastColumnNumber() {
095 return lastColumnNumber;
096 }
097
098 public void setLastColumnNumber(int lastColumnNumber) {
099 this.lastColumnNumber = lastColumnNumber;
100 }
101
102 /**
103 * Sets the source position using another ASTNode.
104 * The sourcePosition consists of a line/column pair for
105 * the start and a line/column pair for the end of the
106 * expression or statement
107 *
108 */
109 public void setSourcePosition(ASTNode node) {
110 this.columnNumber = node.getColumnNumber();
111 this.lastLineNumber = node.getLastLineNumber();
112 this.lastColumnNumber = node.getLastColumnNumber();
113 this.lineNumber = node.getLineNumber();
114 }
115 }