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46 package org.codehaus.groovy.ast;
47
48
49 /***
50 * Base class for any AST node
51 *
52 * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
53 * @version $Revision: 1.12 $
54 */
55 public class ASTNode {
56
57 private int lineNumber = -1;
58 private int columnNumber = -1;
59 private int lastLineNumber = -1;
60 private int lastColumnNumber = -1;
61
62 public void visit(GroovyCodeVisitor visitor) {
63 throw new RuntimeException("No visit() method implemented for class: " + getClass().getName());
64 }
65
66 public String getText() {
67 return "<not implemented yet for class: " + getClass().getName() + ">";
68 }
69
70 public int getLineNumber() {
71 return lineNumber;
72 }
73
74 public void setLineNumber(int lineNumber) {
75 this.lineNumber = lineNumber;
76 }
77
78 public int getColumnNumber() {
79 return columnNumber;
80 }
81
82 public void setColumnNumber(int columnNumber) {
83 this.columnNumber = columnNumber;
84 }
85
86 public int getLastLineNumber() {
87 return lastLineNumber;
88 }
89
90 public void setLastLineNumber(int lastLineNumber) {
91 this.lastLineNumber = lastLineNumber;
92 }
93
94 public int getLastColumnNumber() {
95 return lastColumnNumber;
96 }
97
98 public void setLastColumnNumber(int lastColumnNumber) {
99 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 }