| 1 |
indexing |
| 2 |
description: "[ |
| 3 |
Access to internal object properties. |
| 4 |
This class may be used as ancestor by classes needing its facilities. |
| 5 |
]" |
| 6 |
status: "See notice at end of class" |
| 7 |
date: "$Date: 2005-03-14 16:20:22 -0800 (Mon, 14 Mar 2005) $" |
| 8 |
revision: "$Revision: 81874 $" |
| 9 |
|
| 10 |
class |
| 11 |
INTERNAL |
| 12 |
|
| 13 |
feature -- Conformance |
| 14 |
|
| 15 |
is_instance_of (object: ANY; type_id: INTEGER): BOOLEAN is |
| 16 |
-- Is `object' an instance of type `type_id'? |
| 17 |
require |
| 18 |
object_not_void: object /= Void |
| 19 |
type_id_nonnegative: type_id >= 0 |
| 20 |
local |
| 21 |
l_types: like known_types |
| 22 |
do |
| 23 |
l_types := known_types |
| 24 |
l_types.search (type_id) |
| 25 |
if l_types.found then |
| 26 |
Result := l_types.found_item.is_instance_of_type (object) |
| 27 |
end |
| 28 |
end |
| 29 |
|
| 30 |
type_conforms_to (type1, type2: INTEGER): BOOLEAN is |
| 31 |
-- Does `type1' conform to `type2'? |
| 32 |
require |
| 33 |
type1_nonnegative: type1 >= 0 |
| 34 |
type2_nonnegative: type2 >= 0 |
| 35 |
local |
| 36 |
l_child, l_parent: SYSTEM_TYPE |
| 37 |
l_types: like known_types |
| 38 |
do |
| 39 |
if type1 = type2 then |
| 40 |
Result := True |
| 41 |
else |
| 42 |
l_types := known_types |
| 43 |
l_types.search (type1) |
| 44 |
if l_types.found then |
| 45 |
l_child := l_types.found_item |
| 46 |
l_types.search (type2) |
| 47 |
if l_types.found then |
| 48 |
l_parent := l_types.found_item |
| 49 |
Result := l_parent.is_assignable_from (l_child) |
| 50 |
end |
| 51 |
end |
| 52 |
end |
| 53 |
end |
| 54 |
|
| 55 |
feature -- Creation |
| 56 |
|
| 57 |
dynamic_type_from_string (class_type: STRING): INTEGER is |
| 58 |
-- Dynamic type corresponding to `class_type'. |
| 59 |
-- If no dynamic type available, returns -1. |
| 60 |
require |
| 61 |
class_type_not_void: class_type /= Void |
| 62 |
local |
| 63 |
t: SYSTEM_TYPE |
| 64 |
l_class_type: SYSTEM_STRING |
| 65 |
do |
| 66 |
l_class_type := class_type.to_cil |
| 67 |
load_assemblies |
| 68 |
eiffel_type_mapping.search (class_type) |
| 69 |
if eiffel_type_mapping.found then |
| 70 |
-- It is an Eiffel type which was recorded in `load_assemblies'. |
| 71 |
t := eiffel_type_mapping.found_item |
| 72 |
else |
| 73 |
-- Could not find it, let's try the .NET name. |
| 74 |
t := feature {SYSTEM_TYPE}.get_type_string (l_class_type) |
| 75 |
end |
| 76 |
if t /= Void then |
| 77 |
Result := get_type_index (t) |
| 78 |
else |
| 79 |
Result := -1 |
| 80 |
end |
| 81 |
ensure |
| 82 |
dynamic_type_from_string_valid: Result = -1 or else Result >= 0 |
| 83 |
end |
| 84 |
|
| 85 |
new_instance_of (type_id: INTEGER): ANY is |
| 86 |
-- New instance of dynamic `type_id'. |
| 87 |
-- Note: returned object is not initialized and may |
| 88 |
-- hence violate its invariant. |
| 89 |
require |
| 90 |
type_id_nonnegative: type_id >= 0 |
| 91 |
not_special_type: not is_special_type (type_id) |
| 92 |
local |
| 93 |
c: CONSTRUCTOR_INFO |
| 94 |
l_types: like known_types |
| 95 |
do |
| 96 |
l_types := known_types |
| 97 |
l_types.search (type_id) |
| 98 |
if l_types.found then |
| 99 |
c := l_types.found_item.get_constructor (feature {SYSTEM_TYPE}.empty_types) |
| 100 |
if c /= Void then |
| 101 |
Result ?= c.invoke (Void) |
| 102 |
end |
| 103 |
end |
| 104 |
ensure |
| 105 |
not_special_type: not is_special (Result) |
| 106 |
dynamic_type_set: dynamic_type (Result) = type_id |
| 107 |
end |
| 108 |
|
| 109 |
new_special_any_instance (type_id, count: INTEGER): SPECIAL [ANY] is |
| 110 |
-- New instance of dynamic `type_id' that represents |
| 111 |
-- a SPECIAL with `count' element. To create a SPECIAL of |
| 112 |
-- basic type, use `TO_SPECIAL'. |
| 113 |
require |
| 114 |
count_valid: count >= 0 |
| 115 |
type_id_nonnegative: type_id >= 0 |
| 116 |
special_type: is_special_any_type (type_id) |
| 117 |
do |
| 118 |
check |
| 119 |
False |
| 120 |
end |
| 121 |
ensure |
| 122 |
special_type: is_special (Result) |
| 123 |
dynamic_type_set: dynamic_type (Result) = type_id |
| 124 |
count_set: Result.count = count |
| 125 |
end |
| 126 |
|
| 127 |
feature -- Status report |
| 128 |
|
| 129 |
is_special_any_type (type_id: INTEGER): BOOLEAN is |
| 130 |
-- Is type represented by `type_id' represent |
| 131 |
-- a SPECIAL [XX] where XX is a reference type. |
| 132 |
require |
| 133 |
type_id_nonnegative: type_id >= 0 |
| 134 |
do |
| 135 |
check |
| 136 |
False |
| 137 |
end |
| 138 |
end |
| 139 |
|
| 140 |
is_special_type (type_id: INTEGER): BOOLEAN is |
| 141 |
-- Is type represented by `type_id' represent |
| 142 |
-- a SPECIAL [XX] where XX is a reference type |
| 143 |
-- or a basic type. |
| 144 |
require |
| 145 |
type_id_nonnegative: type_id >= 0 |
| 146 |
do |
| 147 |
check |
| 148 |
False |
| 149 |
end |
| 150 |
end |
| 151 |
|
| 152 |
is_special (object: ANY): BOOLEAN is |
| 153 |
-- Is `object' a special object? |
| 154 |
-- It only recognized a special object |
| 155 |
-- initialized within a TO_SPECIAL object. |
| 156 |
require |
| 157 |
object_not_void: object /= Void |
| 158 |
local |
| 159 |
cvs: SPECIAL [ANY] |
| 160 |
do |
| 161 |
cvs ?= object |
| 162 |
Result := cvs /= Void |
| 163 |
end |
| 164 |
|
| 165 |
is_marked (obj: ANY): BOOLEAN is |
| 166 |
-- Is `obj' marked? |
| 167 |
require |
| 168 |
object_not_void: obj /= Void |
| 169 |
do |
| 170 |
Result := Marked_objects.contains (obj) |
| 171 |
end |
| 172 |
|
| 173 |
feature -- Access |
| 174 |
|
| 175 |
Pointer_type: INTEGER is 0 |
| 176 |
|
| 177 |
Reference_type: INTEGER is 1 |
| 178 |
|
| 179 |
Character_type: INTEGER is 2 |
| 180 |
|
| 181 |
Boolean_type: INTEGER is 3 |
| 182 |
|
| 183 |
Integer_type, integer_32_type: INTEGER is 4 |
| 184 |
|
| 185 |
Real_type: INTEGER is 5 |
| 186 |
|
| 187 |
Double_type: INTEGER is 6 |
| 188 |
|
| 189 |
Expanded_type: INTEGER is 7 |
| 190 |
|
| 191 |
Bit_type: INTEGER is 8 |
| 192 |
|
| 193 |
Integer_8_type: INTEGER is 9 |
| 194 |
|
| 195 |
Integer_16_type: INTEGER is 10 |
| 196 |
|
| 197 |
Integer_64_type: INTEGER is 11 |
| 198 |
|
| 199 |
Wide_character_type: INTEGER is 12 |
| 200 |
|
| 201 |
natural_8_type: INTEGER is 13 |
| 202 |
|
| 203 |
natural_16_type: INTEGER is 14 |
| 204 |
|
| 205 |
natural_32_type: INTEGER is 15 |
| 206 |
|
| 207 |
natural_64_type: INTEGER is 16 |
| 208 |
|
| 209 |
max_predefined_type: INTEGER is 17 |
| 210 |
-- See non-exported definition of `object_type' below. |
| 211 |
|
| 212 |
class_name (object: ANY): STRING is |
| 213 |
-- Name of the class associated with `object' |
| 214 |
require |
| 215 |
object_not_void: object /= Void |
| 216 |
do |
| 217 |
Result := object.generator |
| 218 |
end |
| 219 |
|
| 220 |
class_name_of_type (type_id: INTEGER): STRING is |
| 221 |
-- Name of class associated with dynamic type `type_id'. |
| 222 |
require |
| 223 |
type_id_nonnegative: type_id >= 0 |
| 224 |
local |
| 225 |
l_types: like known_types |
| 226 |
l_name: EIFFEL_NAME_ATTRIBUTE |
| 227 |
l_type: SYSTEM_TYPE |
| 228 |
l_attributes: NATIVE_ARRAY [SYSTEM_OBJECT] |
| 229 |
do |
| 230 |
l_types := known_types |
| 231 |
l_types.search (type_id) |
| 232 |
if l_types.found then |
| 233 |
l_type := l_types.found_item |
| 234 |
l_attributes := l_type.get_custom_attributes (eiffel_name_attribute_type, False) |
| 235 |
if l_attributes.count > 0 then |
| 236 |
-- This is an eiffel defined attribute |
| 237 |
check |
| 238 |
valid_number_of_custom_attributes: l_attributes.count = 1 |
| 239 |
end |
| 240 |
l_name ?= l_attributes.item (0) |
| 241 |
Result := l_name.name |
| 242 |
else |
| 243 |
Result := l_type.name |
| 244 |
end |
| 245 |
end |
| 246 |
end |
| 247 |
|
| 248 |
type_name (object: ANY): STRING is |
| 249 |
-- Name of `object''s generating type (type of which `object' |
| 250 |
-- is a direct instance). |
| 251 |
require |
| 252 |
object_not_void: object /= Void |
| 253 |
do |
| 254 |
Result := object.generating_type |
| 255 |
end |
| 256 |
|
| 257 |
type_name_of_type (type_id: INTEGER): STRING is |
| 258 |
-- Name of `type_id''s generating type (type of which `type_id' |
| 259 |
-- is a direct instance). |
| 260 |
require |
| 261 |
type_id_nonnegative: type_id >= 0 |
| 262 |
do |
| 263 |
check |
| 264 |
False |
| 265 |
end |
| 266 |
end |
| 267 |
|
| 268 |
dynamic_type (object: ANY): INTEGER is |
| 269 |
-- Dynamic type of `object' |
| 270 |
require |
| 271 |
object_not_void: object /= Void |
| 272 |
local |
| 273 |
l_obj: SYSTEM_OBJECT |
| 274 |
do |
| 275 |
l_obj := object |
| 276 |
Result := get_type_index (l_obj.get_type) |
| 277 |
ensure |
| 278 |
dynamic_type_nonnegative: Result >= 0 |
| 279 |
end |
| 280 |
|
| 281 |
generic_count (obj: ANY): INTEGER is |
| 282 |
-- Number of generic parameter in `obj'. |
| 283 |
require |
| 284 |
obj_not_void: obj /= Void |
| 285 |
do |
| 286 |
Result := feature {ISE_RUNTIME}.generic_parameter_count (obj) |
| 287 |
end |
| 288 |
|
| 289 |
generic_count_of_type (type_id: INTEGER): INTEGER is |
| 290 |
-- Number of generic parameter in `type_id'. |
| 291 |
require |
| 292 |
type_id_nonnegative: type_id >= 0 |
| 293 |
do |
| 294 |
check |
| 295 |
False |
| 296 |
end |
| 297 |
end |
| 298 |
|
| 299 |
generic_dynamic_type (object: ANY; i: INTEGER): INTEGER is |
| 300 |
-- Dynamic type of generic parameter of `object' at |
| 301 |
-- position `i'. |
| 302 |
require |
| 303 |
object_not_void: object /= Void |
| 304 |
object_generic: generic_count (object) > 0 |
| 305 |
i_valid: i > 0 and i <= generic_count (object) |
| 306 |
local |
| 307 |
generic_type: SYSTEM_TYPE |
| 308 |
do |
| 309 |
generic_type := feature {ISE_RUNTIME}.type_of_generic_parameter (object, i) |
| 310 |
Result := get_type_index (generic_type) |
| 311 |
ensure |
| 312 |
dynamic_type_nonnegative: Result >= 0 |
| 313 |
end |
| 314 |
|
| 315 |
generic_dynamic_type_of_type (type_id, i: INTEGER): INTEGER is |
| 316 |
-- Dynamic type of generic parameter of `type_id' at position `i'. |
| 317 |
require |
| 318 |
type_id_nonnegative: type_id >= 0 |
| 319 |
type_id_generic: generic_count_of_type (type_id) > 0 |
| 320 |
i_valid: i > 0 and i <= generic_count_of_type (type_id) |
| 321 |
do |
| 322 |
check |
| 323 |
False |
| 324 |
end |
| 325 |
ensure |
| 326 |
dynamic_type_nonnegative: Result >= 0 |
| 327 |
end |
| 328 |
|
| 329 |
field (i: INTEGER; object: ANY): ANY is |
| 330 |
-- Object attached to the `i'-th field of `object' |
| 331 |
-- (directly or through a reference) |
| 332 |
require |
| 333 |
object_not_void: object /= Void |
| 334 |
index_large_enough: i >= 1 |
| 335 |
index_small_enough: i <= field_count (object) |
| 336 |
not_special: not is_special (object) |
| 337 |
local |
| 338 |
l_obj: SYSTEM_OBJECT |
| 339 |
l_nat8: NATURAL_8 |
| 340 |
l_nat16: NATURAL_16 |
| 341 |
l_nat32: NATURAL_32 |
| 342 |
l_nat64: NATURAL_64 |
| 343 |
l_int8: INTEGER_8 |
| 344 |
l_int16: INTEGER_16 |
| 345 |
l_int32: INTEGER |
| 346 |
l_int64: INTEGER_64 |
| 347 |
l_char: CHARACTER |
| 348 |
l_boolean: BOOLEAN |
| 349 |
l_real: REAL |
| 350 |
l_double: DOUBLE |
| 351 |
l_pointer: POINTER |
| 352 |
l_dtype: INTEGER |
| 353 |
do |
| 354 |
l_dtype := dynamic_type (object) |
| 355 |
l_obj := field_of_type (i, object, l_dtype) |
| 356 |
inspect |
| 357 |
field_type_of_type (i, l_dtype) |
| 358 |
when Pointer_type then |
| 359 |
l_pointer ?= l_obj |
| 360 |
Result := l_pointer |
| 361 |
|
| 362 |
when Character_type then |
| 363 |
l_char ?= l_obj |
| 364 |
Result := l_char |
| 365 |
|
| 366 |
when Boolean_type then |
| 367 |
l_boolean ?= l_obj |
| 368 |
Result := l_boolean |
| 369 |
|
| 370 |
when natural_8_type then |
| 371 |
l_nat8 ?= l_obj |
| 372 |
Result := l_nat8 |
| 373 |
|
| 374 |
when natural_16_type then |
| 375 |
l_nat16 ?= l_obj |
| 376 |
Result := l_nat16 |
| 377 |
|
| 378 |
when natural_32_type then |
| 379 |
l_nat32 ?= l_obj |
| 380 |
Result := l_nat32 |
| 381 |
|
| 382 |
when natural_64_type then |
| 383 |
l_nat64 ?= l_obj |
| 384 |
Result := l_nat64 |
| 385 |
|
| 386 |
when Integer_8_type then |
| 387 |
l_int8 ?= l_obj |
| 388 |
Result := l_int8 |
| 389 |
|
| 390 |
when Integer_16_type then |
| 391 |
l_int16 ?= l_obj |
| 392 |
Result := l_int16 |
| 393 |
|
| 394 |
when Integer_32_type then |
| 395 |
l_int32 ?= l_obj |
| 396 |
Result := l_int32 |
| 397 |
|
| 398 |
when Integer_64_type then |
| 399 |
l_int64 ?= l_obj |
| 400 |
Result := l_int64 |
| 401 |
|
| 402 |
when Real_type then |
| 403 |
l_real ?= l_obj |
| 404 |
Result := l_real |
| 405 |
|
| 406 |
when Double_type then |
| 407 |
l_double ?= l_obj |
| 408 |
Result := l_double |
| 409 |
|
| 410 |
else |
| 411 |
-- A reference, so nothing to be done |
| 412 |
Result := l_obj |
| 413 |
end |
| 414 |
end |
| 415 |
|
| 416 |
field_name (i: INTEGER; object: ANY): STRING is |
| 417 |
-- Name of `i'-th field of `object' |
| 418 |
require |
| 419 |
object_not_void: object /= Void |
| 420 |
index_large_enough: i >= 1 |
| 421 |
index_small_enough: i <= field_count (object) |
| 422 |
not_special: not is_special (object) |
| 423 |
do |
| 424 |
Result := field_name_of_type (i, dynamic_type (object)) |
| 425 |
ensure |
| 426 |
Result_exists: Result /= Void |
| 427 |
end |
| 428 |
|
| 429 |
field_name_of_type (i: INTEGER; type_id: INTEGER): STRING is |
| 430 |
-- Name of `i'-th field of dynamic type `type_id'. |
| 431 |
require |
| 432 |
type_id_nonnegative: type_id >= 0 |
| 433 |
index_large_enough: i >= 1 |
| 434 |
index_small_enought: i <= field_count_of_type (type_id) |
| 435 |
local |
| 436 |
m: like get_members |
| 437 |
l_field: FIELD_INFO |
| 438 |
l_name: EIFFEL_NAME_ATTRIBUTE |
| 439 |
l_attributes: NATIVE_ARRAY [SYSTEM_OBJECT] |
| 440 |
do |
| 441 |
m := get_members (type_id) |
| 442 |
if m /= Void and then m.valid_index (i) then |
| 443 |
l_field := m.i_th (i) |
| 444 |
l_attributes := l_field.get_custom_attributes_type (eiffel_name_attribute_type, False) |
| 445 |
if l_attributes.count > 0 then |
| 446 |
-- This is an eiffel defined attribute |
| 447 |
check |
| 448 |
valid_number_of_custom_attributes: l_attributes.count = 1 |
| 449 |
end |
| 450 |
l_name ?= l_attributes.item (0) |
| 451 |
Result := l_name.name |
| 452 |
else |
| 453 |
Result := l_field.name |
| 454 |
end |
| 455 |
end |
| 456 |
end |
| 457 |
|
| 458 |
field_offset (i: INTEGER; object: ANY): INTEGER is |
| 459 |
-- Offset of `i'-th field of `object' |
| 460 |
require |
| 461 |
object_not_void: object /= Void |
| 462 |
index_large_enough: i >= 1 |
| 463 |
index_small_enough: i <= field_count (object) |
| 464 |
not_special: not is_special (object) |
| 465 |
do |
| 466 |
Result := 4 * i |
| 467 |
end |
| 468 |
|
| 469 |
field_type (i: INTEGER; object: ANY): INTEGER is |
| 470 |
-- Abstract type of `i'-th field of `object' |
| 471 |
require |
| 472 |
object_not_void: object /= Void |
| 473 |
index_large_enough: i >= 1 |
| 474 |
index_small_enough: i <= field_count (object) |
| 475 |
do |
| 476 |
Result := field_type_of_type (i, dynamic_type (object)) |
| 477 |
ensure |
| 478 |
field_type_nonnegative: Result >= 0 |
| 479 |
end |
| 480 |
|
| 481 |
field_type_of_type (i: INTEGER; type_id: INTEGER): INTEGER is |
| 482 |
-- Abstract type of `i'-th field of dynamic type `type_id' |
| 483 |
require |
| 484 |
type_id_nonnegative: type_id >= 0 |
| 485 |
index_large_enough: i >= 1 |
| 486 |
index_small_enough: i <= field_count_of_type (type_id) |
| 487 |
local |
| 488 |
l_m: like get_members |
| 489 |
l_field: FIELD_INFO |
| 490 |
l_type: SYSTEM_TYPE |
| 491 |
do |
| 492 |
l_m := get_members (type_id) |
| 493 |
if l_m /= Void and then l_m.valid_index (i) then |
| 494 |
l_field := l_m.i_th (i) |
| 495 |
l_type := l_field.field_type |
| 496 |
if abstract_types.contains (l_type) then |
| 497 |
Result ?= abstract_types.item (l_type) |
| 498 |
else |
| 499 |
-- FIXME: BIT not supported |
| 500 |
if |
| 501 |
l_type.is_subclass_of ( |
| 502 |
feature {SYSTEM_TYPE}.get_type_string (("System.Enum").to_cil)) |
| 503 |
then |
| 504 |
Result := Expanded_type |
| 505 |
else |
| 506 |
Result := Reference_type |
| 507 |
end |
| 508 |
end |
| 509 |
end |
| 510 |
ensure |
| 511 |
field_type_nonnegative: Result >= 0 |
| 512 |
end |
| 513 |
|
| 514 |
field_static_type_of_type (i: INTEGER; type_id: INTEGER): INTEGER is |
| 515 |
-- Static type of declared `i'-th field of dynamic type `type_id' |
| 516 |
require |
| 517 |
type_id_nonnegative: type_id >= 0 |
| 518 |
index_large_enough: i >= 1 |
| 519 |
index_small_enough: i <= field_count_of_type (type_id) |
| 520 |
local |
| 521 |
l_m: like get_members |
| 522 |
l_field: FIELD_INFO |
| 523 |
do |
| 524 |
l_m := get_members (type_id) |
| 525 |
if l_m /= Void and then l_m.valid_index (i) then |
| 526 |
l_field := l_m.i_th (i) |
| 527 |
Result := get_type_index (l_field.field_type) |
| 528 |
end |
| 529 |
ensure |
| 530 |
field_type_nonnegative: Result >= 0 |
| 531 |
end |
| 532 |
|
| 533 |
expanded_field_type (i: INTEGER; object: ANY): STRING is |
| 534 |
-- Class name associated with the `i'-th |
| 535 |
-- expanded field of `object' |
| 536 |
require |
| 537 |
object_not_void: object /= Void |
| 538 |
index_large_enough: i >= 1 |
| 539 |
index_small_enough: i <= field_count (object) |
| 540 |
is_expanded: field_type (i, object) = Expanded_type |
| 541 |
do |
| 542 |
check |
| 543 |
False |
| 544 |
end |
| 545 |
ensure |
| 546 |
Result_exists: Result /= Void |
| 547 |
end |
| 548 |
|
| 549 |
character_field (i: INTEGER; object: ANY): CHARACTER is |
| 550 |
-- Character value of `i'-th field of `object' |
| 551 |
require |
| 552 |
object_not_void: object /= Void |
| 553 |
index_large_enough: i >= 1 |
| 554 |
index_small_enough: i <= field_count (object) |
| 555 |
character_field: field_type (i, object) = Character_type |
| 556 |
do |
| 557 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 558 |
end |
| 559 |
|
| 560 |
boolean_field (i: INTEGER; object: ANY): BOOLEAN is |
| 561 |
-- Boolean value of `i'-th field of `object' |
| 562 |
require |
| 563 |
object_not_void: object /= Void |
| 564 |
index_large_enough: i >= 1 |
| 565 |
index_small_enough: i <= field_count (object) |
| 566 |
boolean_field: field_type (i, object) = Boolean_type |
| 567 |
do |
| 568 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 569 |
end |
| 570 |
|
| 571 |
natural_8_field (i: INTEGER; object: ANY): NATURAL_8 is |
| 572 |
-- NATURAL_8 value of `i'-th field of `object' |
| 573 |
require |
| 574 |
object_not_void: object /= Void |
| 575 |
index_large_enough: i >= 1 |
| 576 |
index_small_enough: i <= field_count (object) |
| 577 |
natural_8_field: field_type (i, object) = natural_8_type |
| 578 |
do |
| 579 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 580 |
end |
| 581 |
|
| 582 |
natural_16_field (i: INTEGER; object: ANY): NATURAL_16 is |
| 583 |
-- NATURAL_16 value of `i'-th field of `object' |
| 584 |
require |
| 585 |
object_not_void: object /= Void |
| 586 |
index_large_enough: i >= 1 |
| 587 |
index_small_enough: i <= field_count (object) |
| 588 |
natural_16_field: field_type (i, object) = natural_16_type |
| 589 |
do |
| 590 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 591 |
end |
| 592 |
|
| 593 |
natural_32_field (i: INTEGER; object: ANY): NATURAL_32 is |
| 594 |
-- NATURAL_32 value of `i'-th field of `object' |
| 595 |
require |
| 596 |
object_not_void: object /= Void |
| 597 |
index_large_enough: i >= 1 |
| 598 |
index_small_enough: i <= field_count (object) |
| 599 |
natural_field: field_type (i, object) = natural_32_type |
| 600 |
do |
| 601 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 602 |
end |
| 603 |
|
| 604 |
natural_64_field (i: INTEGER; object: ANY): NATURAL_64 is |
| 605 |
-- NATURAL_64 value of `i'-th field of `object' |
| 606 |
require |
| 607 |
object_not_void: object /= Void |
| 608 |
index_large_enough: i >= 1 |
| 609 |
index_small_enough: i <= field_count (object) |
| 610 |
natural_64_field: field_type (i, object) = natural_64_type |
| 611 |
do |
| 612 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 613 |
end |
| 614 |
|
| 615 |
integer_8_field (i: INTEGER; object: ANY): INTEGER_8 is |
| 616 |
-- Integer value of `i'-th field of `object' |
| 617 |
require |
| 618 |
object_not_void: object /= Void |
| 619 |
index_large_enough: i >= 1 |
| 620 |
index_small_enough: i <= field_count (object) |
| 621 |
integer_8_field: field_type (i, object) = Integer_8_type |
| 622 |
do |
| 623 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 624 |
end |
| 625 |
|
| 626 |
integer_16_field (i: INTEGER; object: ANY): INTEGER_16 is |
| 627 |
-- Integer value of `i'-th field of `object' |
| 628 |
require |
| 629 |
object_not_void: object /= Void |
| 630 |
index_large_enough: i >= 1 |
| 631 |
index_small_enough: i <= field_count (object) |
| 632 |
integer_16_field: field_type (i, object) = Integer_16_type |
| 633 |
do |
| 634 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 635 |
end |
| 636 |
|
| 637 |
integer_field, integer_32_field (i: INTEGER; object: ANY): INTEGER is |
| 638 |
-- Integer value of `i'-th field of `object' |
| 639 |
require |
| 640 |
object_not_void: object /= Void |
| 641 |
index_large_enough: i >= 1 |
| 642 |
index_small_enough: i <= field_count (object) |
| 643 |
integer_32_field: field_type (i, object) = Integer_32_type |
| 644 |
do |
| 645 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 646 |
end |
| 647 |
|
| 648 |
integer_64_field (i: INTEGER; object: ANY): INTEGER_64 is |
| 649 |
-- Integer value of `i'-th field of `object' |
| 650 |
require |
| 651 |
object_not_void: object /= Void |
| 652 |
index_large_enough: i >= 1 |
| 653 |
index_small_enough: i <= field_count (object) |
| 654 |
integer_64_field: field_type (i, object) = Integer_64_type |
| 655 |
do |
| 656 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 657 |
end |
| 658 |
|
| 659 |
real_field (i: INTEGER; object: ANY): REAL is |
| 660 |
-- Real value of `i'-th field of `object' |
| 661 |
require |
| 662 |
object_not_void: object /= Void |
| 663 |
index_large_enough: i >= 1 |
| 664 |
index_small_enough: i <= field_count (object) |
| 665 |
real_field: field_type (i, object) = Real_type |
| 666 |
do |
| 667 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 668 |
end |
| 669 |
|
| 670 |
pointer_field (i: INTEGER; object: ANY): POINTER is |
| 671 |
-- Pointer value of `i'-th field of `object' |
| 672 |
require |
| 673 |
object_not_void: object /= Void |
| 674 |
index_large_enough: i >= 1 |
| 675 |
index_small_enough: i <= field_count (object) |
| 676 |
pointer_field: field_type (i, object) = Pointer_type |
| 677 |
do |
| 678 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 679 |
end |
| 680 |
|
| 681 |
double_field (i: INTEGER; object: ANY): DOUBLE is |
| 682 |
-- Double precision value of `i'-th field of `object' |
| 683 |
require |
| 684 |
object_not_void: object /= Void |
| 685 |
index_large_enough: i >= 1 |
| 686 |
index_small_enough: i <= field_count (object) |
| 687 |
double_field: field_type (i, object) = Double_type |
| 688 |
do |
| 689 |
Result ?= field_of_type (i, object, dynamic_type (object)) |
| 690 |
end |
| 691 |
|
| 692 |
feature -- Version |
| 693 |
|
| 694 |
compiler_version: INTEGER is |
| 695 |
do |
| 696 |
-- Built-in. |
| 697 |
end |
| 698 |
|
| 699 |
feature -- Element change |
| 700 |
|
| 701 |
set_reference_field (i: INTEGER; object: ANY; value: ANY) is |
| 702 |
require |
| 703 |
object_not_void: object /= Void |
| 704 |
index_large_enough: i >= 1 |
| 705 |
index_small_enough: i <= field_count (object) |
| 706 |
reference_field: field_type (i, object) = Reference_type |
| 707 |
value_conforms_to_field_static_type: |
| 708 |
value /= Void implies |
| 709 |
type_conforms_to (dynamic_type (value), |
| 710 |
field_static_type_of_type (i, dynamic_type (object))) |
| 711 |
do |
| 712 |
internal_set_reference_field (i, object, value) |
| 713 |
end |
| 714 |
|
| 715 |
set_double_field (i: INTEGER; object: ANY; value: DOUBLE) is |
| 716 |
require |
| 717 |
object_not_void: object /= Void |
| 718 |
index_large_enough: i >= 1 |
| 719 |
index_small_enough: i <= field_count (object) |
| 720 |
double_field: field_type (i, object) = Double_type |
| 721 |
do |
| 722 |
internal_set_reference_field (i, object, value) |
| 723 |
end |
| 724 |
|
| 725 |
set_character_field (i: INTEGER; object: ANY; value: CHARACTER) is |
| 726 |
-- Set character value of `i'-th field of `object' to `value' |
| 727 |
require |
| 728 |
object_not_void: object /= Void |
| 729 |
index_large_enough: i >= 1 |
| 730 |
index_small_enough: i <= field_count (object) |
| 731 |
character_field: field_type (i, object) = Character_type |
| 732 |
do |
| 733 |
internal_set_reference_field (i, object, value) |
| 734 |
end |
| 735 |
|
| 736 |
set_boolean_field (i: INTEGER; object: ANY; value: BOOLEAN) is |
| 737 |
require |
| 738 |
object_not_void: object /= Void |
| 739 |
index_large_enough: i >= 1 |
| 740 |
index_small_enough: i <= field_count (object) |
| 741 |
boolean_field: field_type (i, object) = Boolean_type |
| 742 |
do |
| 743 |
internal_set_reference_field (i, object, value) |
| 744 |
end |
| 745 |
|
| 746 |
set_natural_8_field (i: INTEGER; object: ANY; value: NATURAL_8) is |
| 747 |
require |
| 748 |
object_not_void: object /= Void |
| 749 |
index_large_enough: i >= 1 |
| 750 |
index_small_enough: i <= field_count (object) |
| 751 |
natural_8_field: field_type (i, object) = natural_8_type |
| 752 |
do |
| 753 |
internal_set_reference_field (i, object, value) |
| 754 |
end |
| 755 |
|
| 756 |
set_natural_16_field (i: INTEGER; object: ANY; value: NATURAL_16) is |
| 757 |
require |
| 758 |
object_not_void: object /= Void |
| 759 |
index_large_enough: i >= 1 |
| 760 |
index_small_enough: i <= field_count (object) |
| 761 |
natural_16_field: field_type (i, object) = natural_16_type |
| 762 |
do |
| 763 |
internal_set_reference_field (i, object, value) |
| 764 |
end |
| 765 |
|
| 766 |
set_natural_field (i: INTEGER; object: ANY; value: NATURAL_64) is |
| 767 |
require |
| 768 |
object_not_void: object /= Void |
| 769 |
index_large_enough: i >= 1 |
| 770 |
index_small_enough: i <= field_count (object) |
| 771 |
natural_32_field: field_type (i, object) = natural_32_type |
| 772 |
do |
| 773 |
internal_set_reference_field (i, object, value) |
| 774 |
end |
| 775 |
|
| 776 |
set_natural_64_field (i: INTEGER; object: ANY; value: NATURAL_64) is |
| 777 |
require |
| 778 |
object_not_void: object /= Void |
| 779 |
index_large_enough: i >= 1 |
| 780 |
index_small_enough: i <= field_count (object) |
| 781 |
natural_64_field: field_type (i, object) = natural_64_type |
| 782 |
do |
| 783 |
internal_set_reference_field (i, object, value) |
| 784 |
end |
| 785 |
|
| 786 |
set_integer_8_field (i: INTEGER; object: ANY; value: INTEGER_8) is |
| 787 |
require |
| 788 |
object_not_void: object /= Void |
| 789 |
index_large_enough: i >= 1 |
| 790 |
index_small_enough: i <= field_count (object) |
| 791 |
integer_8_field: field_type (i, object) = Integer_8_type |
| 792 |
do |
| 793 |
internal_set_reference_field (i, object, value) |
| 794 |
end |
| 795 |
|
| 796 |
set_integer_16_field (i: INTEGER; object: ANY; value: INTEGER_16) is |
| 797 |
require |
| 798 |
object_not_void: object /= Void |
| 799 |
index_large_enough: i >= 1 |
| 800 |
index_small_enough: i <= field_count (object) |
| 801 |
integer_16_field: field_type (i, object) = Integer_16_type |
| 802 |
do |
| 803 |
internal_set_reference_field (i, object, value) |
| 804 |
end |
| 805 |
|
| 806 |
set_integer_field, set_integer_32_field (i: INTEGER; object: ANY; value: INTEGER) is |
| 807 |
require |
| 808 |
object_not_void: object /= Void |
| 809 |
index_large_enough: i >= 1 |
| 810 |
index_small_enough: i <= field_count (object) |
| 811 |
integer_32_field: field_type (i, object) = Integer_32_type |
| 812 |
do |
| 813 |
internal_set_reference_field (i, object, value) |
| 814 |
end |
| 815 |
|
| 816 |
set_integer_64_field (i: INTEGER; object: ANY; value: INTEGER_64) is |
| 817 |
require |
| 818 |
object_not_void: object /= Void |
| 819 |
index_large_enough: i >= 1 |
| 820 |
index_small_enough: i <= field_count (object) |
| 821 |
integer_64_field: field_type (i, object) = Integer_64_type |
| 822 |
do |
| 823 |
internal_set_reference_field (i, object, value) |
| 824 |
end |
| 825 |
|
| 826 |
set_real_field (i: INTEGER; object: ANY; value: REAL) is |
| 827 |
require |
| 828 |
object_not_void: object /= Void |
| 829 |
index_large_enough: i >= 1 |
| 830 |
index_small_enough: i <= field_count (object) |
| 831 |
real_field: field_type (i, object) = Real_type |
| 832 |
do |
| 833 |
internal_set_reference_field (i, object, value) |
| 834 |
end |
| 835 |
|
| 836 |
set_pointer_field (i: INTEGER; object: ANY; value: POINTER) is |
| 837 |
require |
| 838 |
object_not_void: object /= Void |
| 839 |
index_large_enough: i >= 1 |
| 840 |
index_small_enough: i <= field_count (object) |
| 841 |
pointer_field: field_type (i, object) = Pointer_type |
| 842 |
do |
| 843 |
internal_set_reference_field (i, object, value) |
| 844 |
end |
| 845 |
|
| 846 |
feature -- Measurement |
| 847 |
|
| 848 |
field_count (object: ANY): INTEGER is |
| 849 |
-- Number of logical fields in `object' |
| 850 |
require |
| 851 |
object_not_void: object /= Void |
| 852 |
do |
| 853 |
Result := get_members (dynamic_type (object)).count |
| 854 |
end |
| 855 |
|
| 856 |
field_count_of_type (type_id: INTEGER): INTEGER is |
| 857 |
-- Number of logical fields in dynamic type `type_id'. |
| 858 |
require |
| 859 |
type_id_nonnegative: type_id >= 0 |
| 860 |
do |
| 861 |
Result := get_members (type_id).count |
| 862 |
end |
| 863 |
|
| 864 |
bit_size (i: INTEGER; object: ANY): INTEGER is |
| 865 |
-- Size (in bit) of the `i'-th bit field of `object' |
| 866 |
require |
| 867 |
object_not_void: object /= Void |
| 868 |
index_large_enough: i >= 1 |
| 869 |
index_small_enough: i <= field_count (object) |
| 870 |
is_bit: field_type (i, object) = Bit_type |
| 871 |
do |
| 872 |
Result := 4 |
| 873 |
ensure |
| 874 |
positive_result: Result > 0 |
| 875 |
end |
| 876 |
|
| 877 |
physical_size (object: ANY): INTEGER is |
| 878 |
-- Space occupied by `object' in bytes |
| 879 |
require |
| 880 |
object_not_void: object /= Void |
| 881 |
do |
| 882 |
Result := 4 |
| 883 |
end |
| 884 |
|
| 885 |
feature -- Marking |
| 886 |
|
| 887 |
mark (obj: ANY) is |
| 888 |
-- Mark `obj'. |
| 889 |
require |
| 890 |
object_not_void: obj /= Void |
| 891 |
do |
| 892 |
Marked_objects.add (obj, obj) |
| 893 |
ensure |
| 894 |
marked: is_marked (obj) |
| 895 |
end |
| 896 |
|
| 897 |
unmark (obj: ANY) is |
| 898 |
-- Unmark `obj'. |
| 899 |
require |
| 900 |
object_not_void: obj /= Void |
| 901 |
object_marked: is_marked (obj) |
| 902 |
do |
| 903 |
Marked_objects.remove (obj) |
| 904 |
ensure |
| 905 |
not_marked: not is_marked (obj) |
| 906 |
end |
| 907 |
|
| 908 |
feature {NONE} -- Implementation |
| 909 |
|
| 910 |
object_type: INTEGER is 17 |
| 911 |
-- System.Object type ID |
| 912 |
|
| 913 |
new_known_type_id: CELL [INTEGER] is |
| 914 |
-- ID for new stored type |
| 915 |
once |
| 916 |
create Result.put (max_predefined_type + 1) |
| 917 |
end |
| 918 |
|
| 919 |
field_of_type (i: INTEGER; object: ANY; type_id: INTEGER): SYSTEM_OBJECT is |
| 920 |
-- Object attached to the `i'-th field of `object' |
| 921 |
-- (directly or through a reference) |
| 922 |
require |
| 923 |
object_not_void: object /= Void |
| 924 |
index_large_enough: i >= 1 |
| 925 |
index_small_enough: i <= field_count (object) |
| 926 |
not_special: not is_special (object) |
| 927 |
type_id_nonnegative: type_id >= 0 |
| 928 |
valid_type: dynamic_type (object) = type_id |
| 929 |
local |
| 930 |
m: like get_members |
| 931 |
do |
| 932 |
m := get_members (type_id) |
| 933 |
if m /= Void and then m.valid_index (i) then |
| 934 |
Result := m.i_th (i).get_value (object) |
| 935 |
end |
| 936 |
end |
| 937 |
|
| 938 |
field_dynamic_type_of_type (i: INTEGER; type_id: INTEGER): INTEGER is |
| 939 |
-- Type of `i'-th field of dynamic type `type_id' |
| 940 |
-- Not used yet, but might be in future. |
| 941 |
require |
| 942 |
index_large_enough: i >= 1 |
| 943 |
index_small_enough: i <= field_count_of_type (type_id) |
| 944 |
local |
| 945 |
m: like get_members |
| 946 |
do |
| 947 |
m := get_members (type_id) |
| 948 |
if m /= Void and then m.valid_index (i) then |
| 949 |
Result := get_type_index (m.i_th (i).get_type) |
| 950 |
end |
| 951 |
end |
| 952 |
|
| 953 |
get_type_index (t: SYSTEM_TYPE): INTEGER is |
| 954 |
-- If type is a known type, return its index, |
| 955 |
-- otherwise add it to the known types and return its index. |
| 956 |
require |
| 957 |
t_not_void: t /= Void |
| 958 |
local |
| 959 |
l_types: like known_types_id |
| 960 |
l_id: like new_known_type_id |
| 961 |
l_id_object: SYSTEM_OBJECT |
| 962 |
do |
| 963 |
l_types := known_types_id |
| 964 |
l_id_object := l_types.item (t) |
| 965 |
if l_id_object = Void then |
| 966 |
l_id := new_known_type_id |
| 967 |
Result := l_id.item |
| 968 |
known_types.put (t, Result) |
| 969 |
l_types.add (t, Result) |
| 970 |
l_id.put (Result + 1) |
| 971 |
else |
| 972 |
Result ?= l_id_object |
| 973 |
end |
| 974 |
end |
| 975 |
|
| 976 |
load_assemblies is |
| 977 |
-- Analyzes current loaded assembly in current AppDomain. Assemblies |
| 978 |
-- loaded after are loaded by hooking `load_eiffel_types_from_assembly' |
| 979 |
-- to the `add_assembly_load' event. |
| 980 |
local |
| 981 |
l_assemblies: NATIVE_ARRAY [ASSEMBLY] |
| 982 |
i, nb: INTEGER |
| 983 |
l_handler: ASSEMBLY_LOAD_EVENT_HANDLER |
| 984 |
once |
| 985 |
l_assemblies := feature {APP_DOMAIN}.current_domain.get_assemblies |
| 986 |
create l_handler.make (Current, $assembly_load_event) |
| 987 |
feature {APP_DOMAIN}.current_domain.add_assembly_load (l_handler) |
| 988 |
from |
| 989 |
i := 0 |
| 990 |
nb := l_assemblies.count - 1 |
| 991 |
until |
| 992 |
i > nb |
| 993 |
loop |
| 994 |
load_eiffel_types_from_assembly (l_assemblies.item (i)) |
| 995 |
i := i + 1 |
| 996 |
end |
| 997 |
end |
| 998 |
|
| 999 |
assembly_load_event (sender: SYSTEM_OBJECT; args: ASSEMBLY_LOAD_EVENT_ARGS) is |
| 1000 |
-- Action executed when a new assembly is loaded. |
| 1001 |
do |
| 1002 |
if args /= Void then |
| 1003 |
check |
| 1004 |
has_loaded_assembly: args.loaded_assembly /= Void |
| 1005 |
end |
| 1006 |
load_eiffel_types_from_assembly (args.loaded_assembly) |
| 1007 |
end |
| 1008 |
end |
| 1009 |
|
| 1010 |
load_eiffel_types_from_assembly (an_assembly: ASSEMBLY) is |
| 1011 |
-- Load all Eiffel types from `an_assembly'. |
| 1012 |
require |
| 1013 |
an_assembly_not_void: an_assembly /= Void |
| 1014 |
local |
| 1015 |
l_types: NATIVE_ARRAY [SYSTEM_TYPE] |
| 1016 |
l_name: EIFFEL_NAME_ATTRIBUTE |
| 1017 |
l_cas: NATIVE_ARRAY [SYSTEM_OBJECT] |
| 1018 |
i, nb: INTEGER |
| 1019 |
retried: BOOLEAN |
| 1020 |
do |
| 1021 |
if not retried then |
| 1022 |
l_types := an_assembly.get_types |
| 1023 |
from |
| 1024 |
i := 0 |
| 1025 |
nb := l_types.count - 1 |
| 1026 |
until |
| 1027 |
i > nb |
| 1028 |
loop |
| 1029 |
l_cas := l_types.item (i).get_custom_attributes_type (eiffel_name_attribute_type, False) |
| 1030 |
if l_cas /= Void and then l_cas.count > 0 then |
| 1031 |
l_name ?= l_cas.item (0) |
| 1032 |
check |
| 1033 |
l_name_not_void: l_name /= Void |
| 1034 |
end |
| 1035 |
eiffel_type_mapping.force (l_types.item (i), l_name.name) |
| 1036 |
end |
| 1037 |
i := i + 1 |
| 1038 |
end |
| 1039 |
end |
| 1040 |
rescue |
| 1041 |
-- It could fail in `an_assembly.get_types' and we don't want to |
| 1042 |
-- prevent the assembly to load by failing here. |
| 1043 |
retried := True |
| 1044 |
retry |
| 1045 |
end |
| 1046 |
|
| 1047 |
eiffel_type_mapping: HASH_TABLE [SYSTEM_TYPE, STRING] is |
| 1048 |
-- Mapping between Eiffel class names and .NET types. |
| 1049 |
once |
| 1050 |
create Result.make (50) |
| 1051 |
end |
| 1052 |
|
| 1053 |
known_types: HASH_TABLE [SYSTEM_TYPE, INTEGER] is |
| 1054 |
-- All types that have already been identified. |
| 1055 |
once |
| 1056 |
-- FIXME: We do not support BIT |
| 1057 |
create Result.make (50) |
| 1058 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.IntPtr"), Pointer_type) |
| 1059 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Char"), Character_type) |
| 1060 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Boolean"), Boolean_type) |
| 1061 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Single"), Real_type) |
| 1062 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Double"), Double_type) |
| 1063 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Byte"), natural_8_type) |
| 1064 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.UInt16"), natural_16_type) |
| 1065 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.UInt32"), natural_32_type) |
| 1066 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.UInt64"), natural_64_type) |
| 1067 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.SByte"), Integer_8_type) |
| 1068 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Int16"), Integer_16_type) |
| 1069 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Int32"), Integer_32_type) |
| 1070 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Int64"), Integer_64_type) |
| 1071 |
Result.put (feature {SYSTEM_TYPE}.get_type_string ("System.Object"), Object_type) |
| 1072 |
end |
| 1073 |
|
| 1074 |
known_types_id: HASHTABLE is |
| 1075 |
-- Id of all types that have already been identified. |
| 1076 |
-- Key: type |
| 1077 |
-- Value: ID |
| 1078 |
--| Reverse of `known_types'. |
| 1079 |
once |
| 1080 |
-- FIXME: We do not support BIT |
| 1081 |
create Result.make_from_capacity (50) |
| 1082 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.IntPtr"), Pointer_type) |
| 1083 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Char"), Character_type) |
| 1084 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Boolean"), Boolean_type) |
| 1085 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Single"), Real_type) |
| 1086 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Double"), Double_type) |
| 1087 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Byte"), natural_8_type) |
| 1088 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt16"), natural_16_type) |
| 1089 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt32"), natural_32_type) |
| 1090 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt64"), natural_64_type) |
| 1091 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.SByte"), Integer_8_type) |
| 1092 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int16"), Integer_16_type) |
| 1093 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int32"), Integer_32_type) |
| 1094 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int64"), Integer_64_type) |
| 1095 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Object"), Object_type) |
| 1096 |
end |
| 1097 |
|
| 1098 |
abstract_types: HASHTABLE is |
| 1099 |
-- List of all known basic types. |
| 1100 |
-- Key: type |
| 1101 |
-- Value: ID |
| 1102 |
once |
| 1103 |
create Result.make_from_capacity (10) |
| 1104 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.IntPtr"), Pointer_type) |
| 1105 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Char"), Character_type) |
| 1106 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Boolean"), Boolean_type) |
| 1107 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Single"), Real_type) |
| 1108 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Double"), Double_type) |
| 1109 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Byte"), natural_8_type) |
| 1110 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt16"), natural_16_type) |
| 1111 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt32"), natural_32_type) |
| 1112 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.UInt64"), natural_64_type) |
| 1113 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.SByte"), Integer_8_type) |
| 1114 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int16"), Integer_16_type) |
| 1115 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int32"), Integer_32_type) |
| 1116 |
Result.add (feature {SYSTEM_TYPE}.get_type_string ("System.Int64"), Integer_64_type) |
| 1117 |
end |
| 1118 |
|
| 1119 |
get_members (type_id: INTEGER): ARRAYED_LIST [FIELD_INFO] is |
| 1120 |
-- Retrieve all members of type `type_id'. |
| 1121 |
-- We need permission to retrieve non-public members. |
| 1122 |
-- Only fields and properties are returned. |
| 1123 |
local |
| 1124 |
fa: BINDING_FLAGS |
| 1125 |
l_field_info: FIELD_INFO |
| 1126 |
allm: NATIVE_ARRAY [MEMBER_INFO] |
| 1127 |
c, i: INTEGER |
| 1128 |
l_members: like known_members |
| 1129 |
l_types: like known_types |
| 1130 |
l_cv_f_name: STRING |
| 1131 |
do |
| 1132 |
l_members := Known_members |
| 1133 |
l_members.search (type_id) |
| 1134 |
if l_members.found then |
| 1135 |
Result := l_members.found_item |
| 1136 |
else |
| 1137 |
l_types := known_types |
| 1138 |
l_types.search (type_id) |
| 1139 |
if l_types.found then |
| 1140 |
fa := feature {BINDING_FLAGS}.instance | |
| 1141 |
feature {BINDING_FLAGS}.public | |
| 1142 |
feature {BINDING_FLAGS}.non_public |
| 1143 |
allm := l_types.found_item.get_members_binding_flags (fa) |
| 1144 |
c := allm.count |
| 1145 |
create Result.make (10) |
| 1146 |
from |
| 1147 |
|
| 1148 |
until |
| 1149 |
i = c |
| 1150 |
loop |
| 1151 |
l_field_info ?= allm.item (i) |
| 1152 |
if l_field_info /= Void then |
| 1153 |
l_cv_f_name := l_field_info.name |
| 1154 |
if not l_cv_f_name.is_equal ("$$____type") then |
| 1155 |
Result.extend (l_field_info) |
| 1156 |
end |
| 1157 |
end |
| 1158 |
i := i + 1 |
| 1159 |
end |
| 1160 |
end |
| 1161 |
l_members.put (Result, type_id) |
| 1162 |
end |
| 1163 |
end |
| 1164 |
|
| 1165 |
internal_set_reference_field (i: INTEGER; object: ANY; value: SYSTEM_OBJECT) is |
| 1166 |
require |
| 1167 |
object_not_void: object /= Void |
| 1168 |
index_large_enough: i >= 1 |
| 1169 |
index_small_enough: i <= field_count (object) |
| 1170 |
local |
| 1171 |
m: like get_members |
| 1172 |
do |
| 1173 |
m := get_members (dynamic_type (object)) |
| 1174 |
if m /= Void and then m.valid_index (i) then |
| 1175 |
m.i_th (i).set_value (object, value) |
| 1176 |
end |
| 1177 |
end |
| 1178 |
|
| 1179 |
known_members: HASH_TABLE [ARRAYED_LIST [FIELD_INFO], INTEGER] is |
| 1180 |
-- Buffer for `get_members' lookups |
| 1181 |
once |
| 1182 |
create Result.make (50) |
| 1183 |
end |
| 1184 |
|
| 1185 |
marked_objects: HASHTABLE is |
| 1186 |
-- Contains all objects marked. |
| 1187 |
once |
| 1188 |
create Result.make_from_capacity (50) |
| 1189 |
end |
| 1190 |
|
| 1191 |
eiffel_name_attribute_type: SYSTEM_TYPE is |
| 1192 |
-- Get actual type of EIFFEL_NAME_ATTRIBUTE while |
| 1193 |
-- waiting for `typeof' operator. |
| 1194 |
local |
| 1195 |
l_name: EIFFEL_NAME_ATTRIBUTE |
| 1196 |
once |
| 1197 |
create l_name.make ("Test") |
| 1198 |
Result := l_name.get_type |
| 1199 |
end |
| 1200 |
|
| 1201 |
indexing |
| 1202 |
|
| 1203 |
library: "[ |
| 1204 |
EiffelBase: Library of reusable components for Eiffel. |
| 1205 |
]" |
| 1206 |
|
| 1207 |
status: "[ |
| 1208 |
Copyright 1986-2001 Interactive Software Engineering (ISE). |
| 1209 |
For ISE customers the original versions are an ISE product |
| 1210 |
covered by the ISE Eiffel license and support agreements. |
| 1211 |
]" |
| 1212 |
|
| 1213 |
license: "[ |
| 1214 |
EiffelBase may now be used by anyone as FREE SOFTWARE to |
| 1215 |
develop any product, public-domain or commercial, without |
| 1216 |
payment to ISE, under the terms of the ISE Free Eiffel Library |
| 1217 |
License (IFELL) at http://eiffel.com/products/base/license.html. |
| 1218 |
]" |
| 1219 |
|
| 1220 |
source: "[ |
| 1221 |
Interactive Software Engineering Inc. |
| 1222 |
ISE Building |
| 1223 |
360 Storke Road, Goleta, CA 93117 USA |
| 1224 |
Telephone 805-685-1006, Fax 805-685-6869 |
| 1225 |
Electronic mail <info@eiffel.com> |
| 1226 |
Customer support http://support.eiffel.com |
| 1227 |
]" |
| 1228 |
|
| 1229 |
info: "[ |
| 1230 |
For latest info see award-winning pages: http://eiffel.com |
| 1231 |
]" |
| 1232 |
|
| 1233 |
end -- class INTERNAL |
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