1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
|
8 | |
|
9 | |
|
10 | |
|
11 | |
|
12 | |
|
13 | |
|
14 | |
|
15 | |
|
16 | |
|
17 | |
|
18 | |
package net.sf.jmatchparser.template.engine.parameter; |
19 | |
|
20 | |
import java.util.regex.Matcher; |
21 | |
import java.util.regex.Pattern; |
22 | |
|
23 | |
import net.sf.jmatchparser.template.engine.ParserState; |
24 | |
import net.sf.jmatchparser.util.PatternCache; |
25 | |
|
26 | 1584 | abstract class Tag { |
27 | |
|
28 | |
boolean isParsingOnly() { |
29 | 1088 | return false; |
30 | |
} |
31 | |
|
32 | |
int getUsedGroupCount() { |
33 | 540 | return 0; |
34 | |
} |
35 | |
|
36 | |
String getRegex(ParserState state) { |
37 | 1257 | return Pattern.quote(getString(state)); |
38 | |
} |
39 | |
|
40 | |
void applyMatch(ParserState state, String[] matches) { |
41 | 541 | if (matches.length != 0) |
42 | 1 | throw new RuntimeException(); |
43 | 540 | } |
44 | |
|
45 | |
|
46 | |
|
47 | |
|
48 | |
|
49 | |
|
50 | |
abstract boolean isStatic(); |
51 | |
|
52 | |
abstract String getString(ParserState state); |
53 | |
|
54 | |
static Tag parseTag(String rawContent) { |
55 | 493 | switch (rawContent.length() > 0 ? rawContent.charAt(0) : ' ') { |
56 | |
case '&': |
57 | 6 | return new EntityWrapperTag(parseTag(rawContent.substring(1))); |
58 | |
case '=': |
59 | 40 | return new InsertLocalTag(Parameter.parseRawParameter(rawContent.substring(1))); |
60 | |
case '^': |
61 | 18 | return new CallbackFunctionTag(Parameter.parseRawParameters(rawContent.substring(1), 0, 255, 0)); |
62 | |
case '\\': |
63 | |
char escaped; |
64 | 24 | if (rawContent.length() == 2) { |
65 | 22 | switch (rawContent.charAt(1)) { |
66 | |
case 'r': |
67 | 2 | escaped = '\r'; |
68 | 2 | break; |
69 | |
case 'n': |
70 | 4 | escaped = '\n'; |
71 | 4 | break; |
72 | |
case 'b': |
73 | 2 | escaped = '\b'; |
74 | 2 | break; |
75 | |
case 't': |
76 | 2 | escaped = '\t'; |
77 | 2 | break; |
78 | |
case '[': |
79 | 2 | escaped = '«'; |
80 | 2 | break; |
81 | |
case ']': |
82 | 2 | escaped = '»'; |
83 | 2 | break; |
84 | |
case '\\': |
85 | 2 | escaped = '\\'; |
86 | 2 | break; |
87 | |
case '(': |
88 | 2 | return new LiteralTag("<<"); |
89 | |
case ')': |
90 | 2 | return new LiteralTag(">>"); |
91 | |
default: |
92 | 2 | escaped = (char) Integer.parseInt(rawContent.substring(1), 16); |
93 | 2 | break; |
94 | |
} |
95 | |
} else { |
96 | 2 | escaped = (char) Integer.parseInt(rawContent.substring(1), 16); |
97 | |
} |
98 | 20 | return new LiteralTag("" + escaped); |
99 | |
case ',': |
100 | 283 | if (rawContent.length() > 1) |
101 | 1 | throw new RuntimeException("Comma tag may not have any parameters"); |
102 | 282 | return new LiteralTag("\0"); |
103 | |
case '?': |
104 | 5 | return new OptionalTag(Parameter.parseRawParameter(rawContent.substring(1))); |
105 | |
default: |
106 | |
|
107 | |
|
108 | 117 | Matcher m = PatternCache.compile("[/@+]?((?:[a-zA-Z][a-zA-Z0-9]*)?)(:.*)?").matcher(rawContent); |
109 | 117 | if (!m.matches()) |
110 | 1 | throw new RuntimeException("Unsupported tag: " + rawContent); |
111 | 116 | String name = m.group(1); |
112 | 116 | String regex = m.group(2); |
113 | 116 | if (regex == null) |
114 | 36 | regex = ".*?"; |
115 | |
else |
116 | 80 | regex = regex.substring(1); |
117 | 116 | if (rawContent.startsWith("/")) { |
118 | 14 | return new TagParseTag(name, regex); |
119 | 102 | } else if (rawContent.startsWith("@")) { |
120 | 4 | return new AttributeParseTag(name, regex); |
121 | 98 | } else if (rawContent.startsWith("+")) { |
122 | 2 | return new LocalParseTag(name, regex, true); |
123 | |
} else { |
124 | 96 | return new LocalParseTag(name, regex, false); |
125 | |
} |
126 | |
} |
127 | |
} |
128 | |
} |