svn-gvsig-desktop / trunk / extSymbology / src / org / gvsig / symbology / fmap / labeling / parse / TokenMgrError.java @ 18755
History | View | Annotate | Download (4.16 KB)
1 |
/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 3.0 */
|
---|---|
2 |
package org.gvsig.symbology.fmap.labeling.parse; |
3 |
|
4 |
public @SuppressWarnings("all") class TokenMgrError extends Error |
5 |
{ |
6 |
/*
|
7 |
* Ordinals for various reasons why an Error of this type can be thrown.
|
8 |
*/
|
9 |
|
10 |
/**
|
11 |
* Lexical error occurred.
|
12 |
*/
|
13 |
static final int LEXICAL_ERROR = 0; |
14 |
|
15 |
/**
|
16 |
* An attempt was made to create a second instance of a static token manager.
|
17 |
*/
|
18 |
static final int STATIC_LEXER_ERROR = 1; |
19 |
|
20 |
/**
|
21 |
* Tried to change to an invalid lexical state.
|
22 |
*/
|
23 |
static final int INVALID_LEXICAL_STATE = 2; |
24 |
|
25 |
/**
|
26 |
* Detected (and bailed out of) an infinite loop in the token manager.
|
27 |
*/
|
28 |
static final int LOOP_DETECTED = 3; |
29 |
|
30 |
/**
|
31 |
* Indicates the reason why the exception is thrown. It will have
|
32 |
* one of the above 4 values.
|
33 |
*/
|
34 |
int errorCode;
|
35 |
|
36 |
/**
|
37 |
* Replaces unprintable characters by their escaped (or unicode escaped)
|
38 |
* equivalents in the given string
|
39 |
*/
|
40 |
protected static final String addEscapes(String str) { |
41 |
StringBuffer retval = new StringBuffer(); |
42 |
char ch;
|
43 |
for (int i = 0; i < str.length(); i++) { |
44 |
switch (str.charAt(i))
|
45 |
{ |
46 |
case 0 : |
47 |
continue;
|
48 |
case '\b': |
49 |
retval.append("\\b");
|
50 |
continue;
|
51 |
case '\t': |
52 |
retval.append("\\t");
|
53 |
continue;
|
54 |
case '\n': |
55 |
retval.append("\\n");
|
56 |
continue;
|
57 |
case '\f': |
58 |
retval.append("\\f");
|
59 |
continue;
|
60 |
case '\r': |
61 |
retval.append("\\r");
|
62 |
continue;
|
63 |
case '\"': |
64 |
retval.append("\\\"");
|
65 |
continue;
|
66 |
case '\'': |
67 |
retval.append("\\\'");
|
68 |
continue;
|
69 |
case '\\': |
70 |
retval.append("\\\\");
|
71 |
continue;
|
72 |
default:
|
73 |
if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { |
74 |
String s = "0000" + Integer.toString(ch, 16); |
75 |
retval.append("\\u" + s.substring(s.length() - 4, s.length())); |
76 |
} else {
|
77 |
retval.append(ch); |
78 |
} |
79 |
continue;
|
80 |
} |
81 |
} |
82 |
return retval.toString();
|
83 |
} |
84 |
|
85 |
/**
|
86 |
* Returns a detailed message for the Error when it is thrown by the
|
87 |
* token manager to indicate a lexical error.
|
88 |
* Parameters :
|
89 |
* EOFSeen : indicates if EOF caused the lexical error
|
90 |
* curLexState : lexical state in which this error occurred
|
91 |
* errorLine : line number when the error occurred
|
92 |
* errorColumn : column number when the error occurred
|
93 |
* errorAfter : prefix that was seen before this error occurred
|
94 |
* curchar : the offending character
|
95 |
* Note: You can customize the lexical error message by modifying this method.
|
96 |
*/
|
97 |
protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) { |
98 |
return("Lexical error at line " + |
99 |
errorLine + ", column " +
|
100 |
errorColumn + ". Encountered: " +
|
101 |
(EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") + |
102 |
"after : \"" + addEscapes(errorAfter) + "\""); |
103 |
} |
104 |
|
105 |
/**
|
106 |
* You can also modify the body of this method to customize your error messages.
|
107 |
* For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not
|
108 |
* of end-users concern, so you can return something like :
|
109 |
*
|
110 |
* "Internal Error : Please file a bug report .... "
|
111 |
*
|
112 |
* from this method for such cases in the release version of your parser.
|
113 |
*/
|
114 |
public String getMessage() { |
115 |
return super.getMessage(); |
116 |
} |
117 |
|
118 |
/*
|
119 |
* Constructors of various flavors follow.
|
120 |
*/
|
121 |
|
122 |
public TokenMgrError() {
|
123 |
} |
124 |
|
125 |
public TokenMgrError(String message, int reason) { |
126 |
super(message);
|
127 |
errorCode = reason; |
128 |
} |
129 |
|
130 |
public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) { |
131 |
this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason);
|
132 |
} |
133 |
} |