blob: d56969e8e83153c06fac4cc5684d2c01b0ec38c1 (
plain)
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
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999-2006 Shigeru Chiba. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist;
import javassist.bytecode.AccessFlag;
/**
* The Modifier class provides static methods and constants to decode
* class and member access modifiers. The constant values are equivalent
* to the corresponding values in <code>javassist.bytecode.AccessFlag</code>.
*
* <p>All the methods/constants in this class are compatible with
* ones in <code>java.lang.reflect.Modifier</code>.
*
* @see CtClass#getModifiers()
*/
public class Modifier {
public static final int PUBLIC = AccessFlag.PUBLIC;
public static final int PRIVATE = AccessFlag.PRIVATE;
public static final int PROTECTED = AccessFlag.PROTECTED;
public static final int STATIC = AccessFlag.STATIC;
public static final int FINAL = AccessFlag.FINAL;
public static final int SYNCHRONIZED = AccessFlag.SYNCHRONIZED;
public static final int VOLATILE = AccessFlag.VOLATILE;
public static final int TRANSIENT = AccessFlag.TRANSIENT;
public static final int NATIVE = AccessFlag.NATIVE;
public static final int INTERFACE = AccessFlag.INTERFACE;
public static final int ABSTRACT = AccessFlag.ABSTRACT;
public static final int STRICT = AccessFlag.STRICT;
/**
* Returns true if the modifiers include the <tt>public</tt>
* modifier.
*/
public static boolean isPublic(int mod) {
return (mod & PUBLIC) != 0;
}
/**
* Returns true if the modifiers include the <tt>private</tt>
* modifier.
*/
public static boolean isPrivate(int mod) {
return (mod & PRIVATE) != 0;
}
/**
* Returns true if the modifiers include the <tt>protected</tt>
* modifier.
*/
public static boolean isProtected(int mod) {
return (mod & PROTECTED) != 0;
}
/**
* Returns true if the modifiers do not include either
* <tt>public</tt>, <tt>protected</tt>, or <tt>private</tt>.
*/
public static boolean isPackage(int mod) {
return (mod & (PUBLIC | PRIVATE | PROTECTED)) == 0;
}
/**
* Returns true if the modifiers include the <tt>static</tt>
* modifier.
*/
public static boolean isStatic(int mod) {
return (mod & STATIC) != 0;
}
/**
* Returns true if the modifiers include the <tt>final</tt>
* modifier.
*/
public static boolean isFinal(int mod) {
return (mod & FINAL) != 0;
}
/**
* Returns true if the modifiers include the <tt>synchronized</tt>
* modifier.
*/
public static boolean isSynchronized(int mod) {
return (mod & SYNCHRONIZED) != 0;
}
/**
* Returns true if the modifiers include the <tt>volatile</tt>
* modifier.
*/
public static boolean isVolatile(int mod) {
return (mod & VOLATILE) != 0;
}
/**
* Returns true if the modifiers include the <tt>transient</tt>
* modifier.
*/
public static boolean isTransient(int mod) {
return (mod & TRANSIENT) != 0;
}
/**
* Returns true if the modifiers include the <tt>native</tt>
* modifier.
*/
public static boolean isNative(int mod) {
return (mod & NATIVE) != 0;
}
/**
* Returns true if the modifiers include the <tt>interface</tt>
* modifier.
*/
public static boolean isInterface(int mod) {
return (mod & INTERFACE) != 0;
}
/**
* Returns true if the modifiers include the <tt>abstract</tt>
* modifier.
*/
public static boolean isAbstract(int mod) {
return (mod & ABSTRACT) != 0;
}
/**
* Returns true if the modifiers include the <tt>strictfp</tt>
* modifier.
*/
public static boolean isStrict(int mod) {
return (mod & STRICT) != 0;
}
/**
* Truns the public bit on. The protected and private bits are
* cleared.
*/
public static int setPublic(int mod) {
return (mod & ~(PRIVATE | PROTECTED)) | PUBLIC;
}
/**
* Truns the protected bit on. The protected and public bits are
* cleared.
*/
public static int setProtected(int mod) {
return (mod & ~(PRIVATE | PUBLIC)) | PROTECTED;
}
/**
* Truns the private bit on. The protected and private bits are
* cleared.
*/
public static int setPrivate(int mod) {
return (mod & ~(PROTECTED | PUBLIC)) | PRIVATE;
}
/**
* Clears the public, protected, and private bits.
*/
public static int setPackage(int mod) {
return (mod & ~(PROTECTED | PUBLIC | PRIVATE));
}
/**
* Clears a specified bit in <code>mod</code>.
*/
public static int clear(int mod, int clearBit) {
return mod & ~clearBit;
}
/**
* Return a string describing the access modifier flags in
* the specified modifier.
*
* @param mod modifier flags.
*/
public static String toString(int mod) {
return java.lang.reflect.Modifier.toString(mod);
}
}
|
