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1 package ro.infoiasi.donald.compiler.parser;
2
3 import ro.infoiasi.donald.compiler.cfg.*;
4
5 public class Token {
6 public static final int UNKNOWN_LINE = -1;
7 public static final int UNKNOWN_COLUMN = -1;
8 public static final int UNKNOWN_NCHAR = -1;
9 public static final int UNKNOWN_LENGTH = -1;
10
11 public Token(Terminal a, int line, int column, int nchar, int length, Object  value) {
12 this.a = a;
13 this.line = line;
14 this.column = column;
15 this.nchar = nchar;
16 this.length = length;
17 this.value = value;
18 }
19
20 public Token(Terminal a, int line, int column, int nchar, int length) {
21 this(a, line, column, nchar, length, null);
22 }
23
24 public Token(Terminal a, int line, int column) {
25 this(a, line, column, UNKNOWN_NCHAR, UNKNOWN_LENGTH);
26 }
27
28 public Token(Terminal a) {
29 this(a, UNKNOWN_LINE, UNKNOWN_COLUMN, UNKNOWN_NCHAR, UNKNOWN_LENGTH);
30 }
31
32 public Terminal getSymbol() {
33 return a;
34 }
35
36 public int getLine() {
37 return line;
38 }
39
40 public int getColumn() {
41 return column;
42 }
43
44 public int getCharNumber() {
45 return nchar;
46 }
47
48 public int getLength() {
49 return length;
50 }
51
52 public Object getValue() {
53 return value;
54 }
55
56 public void setSymbol(Terminal a) {
57 this.a = a;
58 }
59
60 public void setLine(int line) {
61 this.line = line;
62 }
63
64 public void setColumn(int column) {
65 this.column = column;
66 }
67
68 public void setCharNumber(int nchar) {
69 this.nchar = nchar;
70 }
71
72 public void setLength(int length) {
73 this.length = length;
74 }
75
76 public void setValue(Object value) {
77 this.value = value;
78 }
79
80 public String toString() {
81 StringBuffer sb = new StringBuffer (a.toString());
82 if (line != UNKNOWN_LINE) {
83 sb.append("[line="+line+"]");
84 }
85 if (column != UNKNOWN_COLUMN) {
86 sb.append("[column="+column+"]");
87 }
88 if (nchar != UNKNOWN_NCHAR) {
89 sb.append("[nchar="+nchar+"]");
90 }
91 if (length != UNKNOWN_LENGTH) {
92 sb.append("[length="+length+"]");
93 }
94 if (value != null) {
95 sb.append("[value="+value+"]");
96 }
97 return sb.toString();
98 }
99
100 private Terminal a;
101 private int line, column, nchar, length;
102 private Object value;
103 }
104 |
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