44 private Flags() {} // uninstantiable |
46 private Flags() {} // uninstantiable |
45 |
47 |
46 public static String toString(long flags) { |
48 public static String toString(long flags) { |
47 StringBuilder buf = new StringBuilder(); |
49 StringBuilder buf = new StringBuilder(); |
48 String sep = ""; |
50 String sep = ""; |
49 for (Flag s : asFlagSet(flags)) { |
51 for (Flag flag : asFlagSet(flags)) { |
50 buf.append(sep); |
52 buf.append(sep); |
51 buf.append(s); |
53 buf.append(flag); |
52 sep = " "; |
54 sep = " "; |
53 } |
55 } |
54 return buf.toString(); |
56 return buf.toString(); |
55 } |
57 } |
56 |
58 |
57 public static EnumSet<Flag> asFlagSet(long mask) { |
59 public static EnumSet<Flag> asFlagSet(long flags) { |
58 EnumSet<Flag> flags = EnumSet.noneOf(Flag.class); |
60 EnumSet<Flag> flagSet = EnumSet.noneOf(Flag.class); |
59 if ((mask&PUBLIC) != 0) flags.add(Flag.PUBLIC); |
61 for (Flag flag : Flag.values()) { |
60 if ((mask&PRIVATE) != 0) flags.add(Flag.PRIVATE); |
62 if ((flags & flag.value) != 0) { |
61 if ((mask&PROTECTED) != 0) flags.add(Flag.PROTECTED); |
63 flagSet.add(flag); |
62 if ((mask&STATIC) != 0) flags.add(Flag.STATIC); |
64 flags &= ~flag.value; |
63 if ((mask&FINAL) != 0) flags.add(Flag.FINAL); |
65 } |
64 if ((mask&SYNCHRONIZED) != 0) flags.add(Flag.SYNCHRONIZED); |
66 } |
65 if ((mask&VOLATILE) != 0) flags.add(Flag.VOLATILE); |
67 Assert.check(flags == 0, "Flags parameter contains unknown flags " + flags); |
66 if ((mask&TRANSIENT) != 0) flags.add(Flag.TRANSIENT); |
68 return flagSet; |
67 if ((mask&NATIVE) != 0) flags.add(Flag.NATIVE); |
|
68 if ((mask&INTERFACE) != 0) flags.add(Flag.INTERFACE); |
|
69 if ((mask&ABSTRACT) != 0) flags.add(Flag.ABSTRACT); |
|
70 if ((mask&DEFAULT) != 0) flags.add(Flag.DEFAULT); |
|
71 if ((mask&STRICTFP) != 0) flags.add(Flag.STRICTFP); |
|
72 if ((mask&BRIDGE) != 0) flags.add(Flag.BRIDGE); |
|
73 if ((mask&SYNTHETIC) != 0) flags.add(Flag.SYNTHETIC); |
|
74 if ((mask&DEPRECATED) != 0) flags.add(Flag.DEPRECATED); |
|
75 if ((mask&HASINIT) != 0) flags.add(Flag.HASINIT); |
|
76 if ((mask&ENUM) != 0) flags.add(Flag.ENUM); |
|
77 if ((mask&MANDATED) != 0) flags.add(Flag.MANDATED); |
|
78 if ((mask&IPROXY) != 0) flags.add(Flag.IPROXY); |
|
79 if ((mask&NOOUTERTHIS) != 0) flags.add(Flag.NOOUTERTHIS); |
|
80 if ((mask&EXISTS) != 0) flags.add(Flag.EXISTS); |
|
81 if ((mask&COMPOUND) != 0) flags.add(Flag.COMPOUND); |
|
82 if ((mask&CLASS_SEEN) != 0) flags.add(Flag.CLASS_SEEN); |
|
83 if ((mask&SOURCE_SEEN) != 0) flags.add(Flag.SOURCE_SEEN); |
|
84 if ((mask&LOCKED) != 0) flags.add(Flag.LOCKED); |
|
85 if ((mask&UNATTRIBUTED) != 0) flags.add(Flag.UNATTRIBUTED); |
|
86 if ((mask&ANONCONSTR) != 0) flags.add(Flag.ANONCONSTR); |
|
87 if ((mask&ACYCLIC) != 0) flags.add(Flag.ACYCLIC); |
|
88 if ((mask&PARAMETER) != 0) flags.add(Flag.PARAMETER); |
|
89 if ((mask&VARARGS) != 0) flags.add(Flag.VARARGS); |
|
90 return flags; |
|
91 } |
69 } |
92 |
70 |
93 /* Standard Java flags. |
71 /* Standard Java flags. |
94 */ |
72 */ |
95 public static final int PUBLIC = 1<<0; |
73 public static final int PUBLIC = 1; |
96 public static final int PRIVATE = 1<<1; |
74 public static final int PRIVATE = 1<<1; |
97 public static final int PROTECTED = 1<<2; |
75 public static final int PROTECTED = 1<<2; |
98 public static final int STATIC = 1<<3; |
76 public static final int STATIC = 1<<3; |
99 public static final int FINAL = 1<<4; |
77 public static final int FINAL = 1<<4; |
100 public static final int SYNCHRONIZED = 1<<5; |
78 public static final int SYNCHRONIZED = 1<<5; |
152 */ |
130 */ |
153 public static final int IPROXY = 1<<21; |
131 public static final int IPROXY = 1<<21; |
154 |
132 |
155 /** Flag is set for nested classes that do not access instance members |
133 /** Flag is set for nested classes that do not access instance members |
156 * or `this' of an outer class and therefore don't need to be passed |
134 * or `this' of an outer class and therefore don't need to be passed |
157 * a this$n reference. This flag is currently set only for anonymous |
135 * a this$n reference. This value is currently set only for anonymous |
158 * classes in superclass constructor calls and only for pre 1.4 targets. |
136 * classes in superclass constructor calls and only for pre 1.4 targets. |
159 * todo: use this flag for optimizing away this$n parameters in |
137 * todo: use this value for optimizing away this$n parameters in |
160 * other cases. |
138 * other cases. |
161 */ |
139 */ |
162 public static final int NOOUTERTHIS = 1<<22; |
140 public static final int NOOUTERTHIS = 1<<22; |
163 |
141 |
164 /** Flag is set for package symbols if a package has a member or |
142 /** Flag is set for package symbols if a package has a member or |
340 |
318 |
341 public static boolean isConstant(Symbol.VarSymbol symbol) { |
319 public static boolean isConstant(Symbol.VarSymbol symbol) { |
342 return symbol.getConstValue() != null; |
320 return symbol.getConstValue() != null; |
343 } |
321 } |
344 |
322 |
|
323 |
345 public enum Flag { |
324 public enum Flag { |
346 |
325 PUBLIC(Flags.PUBLIC), |
347 PUBLIC("public"), |
326 PRIVATE(Flags.PRIVATE), |
348 PRIVATE("private"), |
327 PROTECTED(Flags.PROTECTED), |
349 PROTECTED("protected"), |
328 STATIC(Flags.STATIC), |
350 STATIC("static"), |
329 FINAL(Flags.FINAL), |
351 FINAL("final"), |
330 SYNCHRONIZED(Flags.SYNCHRONIZED), |
352 SYNCHRONIZED("synchronized"), |
331 VOLATILE(Flags.VOLATILE), |
353 VOLATILE("volatile"), |
332 TRANSIENT(Flags.TRANSIENT), |
354 TRANSIENT("transient"), |
333 NATIVE(Flags.NATIVE), |
355 NATIVE("native"), |
334 INTERFACE(Flags.INTERFACE), |
356 INTERFACE("interface"), |
335 ABSTRACT(Flags.ABSTRACT), |
357 ABSTRACT("abstract"), |
336 DEFAULT(Flags.DEFAULT), |
358 DEFAULT("default"), |
337 STRICTFP(Flags.STRICTFP), |
359 STRICTFP("strictfp"), |
338 BRIDGE(Flags.BRIDGE), |
360 BRIDGE("bridge"), |
339 SYNTHETIC(Flags.SYNTHETIC), |
361 SYNTHETIC("synthetic"), |
340 ANNOTATION(Flags.ANNOTATION), |
362 DEPRECATED("deprecated"), |
341 DEPRECATED(Flags.DEPRECATED), |
363 HASINIT("hasinit"), |
342 HASINIT(Flags.HASINIT), |
364 ENUM("enum"), |
343 BLOCK(Flags.BLOCK), |
365 MANDATED("mandated"), |
344 ENUM(Flags.ENUM), |
366 IPROXY("iproxy"), |
345 MANDATED(Flags.MANDATED), |
367 NOOUTERTHIS("noouterthis"), |
346 IPROXY(Flags.IPROXY), |
368 EXISTS("exists"), |
347 NOOUTERTHIS(Flags.NOOUTERTHIS), |
369 COMPOUND("compound"), |
348 EXISTS(Flags.EXISTS), |
370 CLASS_SEEN("class_seen"), |
349 COMPOUND(Flags.COMPOUND), |
371 SOURCE_SEEN("source_seen"), |
350 CLASS_SEEN(Flags.CLASS_SEEN), |
372 LOCKED("locked"), |
351 SOURCE_SEEN(Flags.SOURCE_SEEN), |
373 UNATTRIBUTED("unattributed"), |
352 LOCKED(Flags.LOCKED), |
374 ANONCONSTR("anonconstr"), |
353 UNATTRIBUTED(Flags.UNATTRIBUTED), |
375 ACYCLIC("acyclic"), |
354 ANONCONSTR(Flags.ANONCONSTR), |
376 PARAMETER("parameter"), |
355 ACYCLIC(Flags.ACYCLIC), |
377 VARARGS("varargs"), |
356 PARAMETER(Flags.PARAMETER), |
378 PACKAGE("package"); |
357 VARARGS(Flags.VARARGS), |
379 |
358 ACYCLIC_ANN(Flags.ACYCLIC_ANN), |
380 private final String name; |
359 GENERATEDCONSTR(Flags.GENERATEDCONSTR), |
381 |
360 HYPOTHETICAL(Flags.HYPOTHETICAL), |
382 Flag(String name) { |
361 PROPRIETARY(Flags.PROPRIETARY), |
383 this.name = name; |
362 UNION(Flags.UNION), |
384 } |
363 OVERRIDE_BRIDGE(Flags.OVERRIDE_BRIDGE), |
385 |
364 EFFECTIVELY_FINAL(Flags.EFFECTIVELY_FINAL), |
|
365 CLASH(Flags.CLASH), |
|
366 AUXILIARY(Flags.AUXILIARY), |
|
367 NOT_IN_PROFILE(Flags.NOT_IN_PROFILE), |
|
368 BAD_OVERRIDE(Flags.BAD_OVERRIDE); |
|
369 |
|
370 Flag(long flag) { |
|
371 this.value = flag; |
|
372 this.lowercaseName = name().toLowerCase(); |
|
373 } |
|
374 |
|
375 @Override |
386 public String toString() { |
376 public String toString() { |
387 return name; |
377 return lowercaseName; |
388 } |
378 } |
389 } |
379 |
|
380 final long value; |
|
381 final String lowercaseName; |
|
382 } |
|
383 |
390 } |
384 } |