/
ModifierTokenizer.java
156 lines (126 loc) · 4.59 KB
/
ModifierTokenizer.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
package org.isk.jvmhardcore.pjba.parser.tokenizer;
import org.isk.jvmhardcore.pjba.parser.core.Reader;
import org.isk.jvmhardcore.pjba.parser.core.Tokenizer;
import org.isk.jvmhardcore.pjba.parser.core.util.StringGenerator;
import org.isk.jvmhardcore.pjba.structure.ClassFile;
import org.isk.jvmhardcore.pjba.structure.Field;
import org.isk.jvmhardcore.pjba.structure.Method;
public class ModifierTokenizer extends Tokenizer {
final private StringGenerator generator;
public ModifierTokenizer(String filename, Reader reader) {
super(filename, reader);
this.generator = new StringGenerator();
}
public int getClassModifier() {
// public final abstract interface super
this.buildStringAndRewind();
final String modifier = this.generator.toString();
if ("public".equals(modifier)) {
return ClassFile.MODIFIER_PUBLIC;
} else if ("final".equals(modifier)) {
return ClassFile.MODIFIER_FINAL;
} else if ("abstract".equals(modifier)) {
return ClassFile.MODIFIER_ABSTRACT;
} else if ("interface".equals(modifier)) {
return ClassFile.MODIFIER_INTERFACE;
} else if ("super".equals(modifier)) {
return ClassFile.MODIFIER_SUPER;
} else {
throw new ParserException("Unknown class modifier: " + modifier);
}
}
public int getFieldModifier() {
this.buildStringAndRewind();
final String modifier = this.generator.toString();
if ("public".equals(modifier)) {
return Field.MODIFIER_PUBLIC;
} else if ("private".equals(modifier)) {
return Field.MODIFIER_PRIVATE;
} else if ("protected".equals(modifier)) {
return Field.MODIFIER_PROTECTED;
} else if ("static".equals(modifier)) {
return Field.MODIFIER_STATIC;
} else if ("final".equals(modifier)) {
return Field.MODIFIER_FINAL;
} else if ("volatile".equals(modifier)) {
return Field.MODIFIER_VOLATILE;
} else if ("transient".equals(modifier)) {
return Field.MODIFIER_TRANSIENT;
} else {
throw new ParserException("Unknown method modifier: " + modifier);
}
}
public int getMethodModifier() {
this.buildStringAndRewind();
final String modifier = this.generator.toString();
if ("public".equals(modifier)) {
return Method.MODIFIER_PUBLIC;
} else if ("private".equals(modifier)) {
return Method.MODIFIER_PRIVATE;
} else if ("protected".equals(modifier)) {
return Method.MODIFIER_PROTECTED;
} else if ("static".equals(modifier)) {
return Method.MODIFIER_STATIC;
} else if ("final".equals(modifier)) {
return Method.MODIFIER_FINAL;
} else if ("synchronized".equals(modifier)) {
return Method.MODIFIER_SYNCHRONIZED;
} else if ("native".equals(modifier)) {
return Method.MODIFIER_NATIVE;
} else if ("abstract".equals(modifier)) {
return Method.MODIFIER_ABSTRACT;
} else if ("strictfp".equals(modifier)) {
return Method.MODIFIER_STRICTFP;
} else {
throw new ParserException("Unknown method modifier: " + modifier);
}
}
public boolean isClassModifier() {
this.buildStringAndReset();
final String modifier = this.generator.toString();
return "public".equals(modifier)
|| "final".equals(modifier)
|| "abstract".equals(modifier)
|| "interface".equals(modifier)
|| "super".equals(modifier);
}
public boolean isFieldModifier() {
this.buildStringAndReset();
final String modifier = this.generator.toString();
return "public".equals(modifier)
|| "private".equals(modifier)
|| "protected".equals(modifier)
|| "static".equals(modifier)
|| "final".equals(modifier)
|| "volatile".equals(modifier)
|| "transient".equals(modifier);
}
public boolean isMethodModifier() {
this.buildStringAndReset();
final String modifier = this.generator.toString();
return "public".equals(modifier)
|| "private".equals(modifier)
|| "protected".equals(modifier)
|| "static".equals(modifier)
|| "final".equals(modifier)
|| "synchronized".equals(modifier)
|| "native".equals(modifier)
|| "abstract".equals(modifier)
|| "strictfp".equals(modifier);
}
private void buildStringAndRewind() {
int character = 0;
while (this.isAsciiLetter(character = this.next())) {
this.generator.appendChar(character);
}
this.rewind();
}
private void buildStringAndReset() {
this.mark();
int character = 0;
while (this.isAsciiLetter(character = this.next())) {
this.generator.appendChar(character);
}
this.reset();
}
}