author | Claus Gittinger <cg@exept.de> |
Thu, 24 Nov 2011 12:54:24 +0100 | |
changeset 2290 | cd61fd0b66ac |
parent 2278 | 911c2cd43c35 |
child 2353 | fa7400d022a0 |
permissions | -rw-r--r-- |
454 | 1 |
" |
2151 | 2 |
COPYRIGHT (c) 1996-2011 by Claus Gittinger |
3 |
COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko |
|
2201 | 4 |
SWING Research Group, Czech Technical University in Prague (*) |
454 | 5 |
|
6 |
This software is furnished under a license and may be used |
|
7 |
only in accordance with the terms of that license and with the |
|
8 |
inclusion of the above copyright notice. This software may not |
|
9 |
be provided or otherwise made available to, or used by, any |
|
10 |
other person. No title to or ownership of the software is |
|
11 |
hereby transferred. |
|
2151 | 12 |
|
2201 | 13 |
(*) extensions, changes and fixes for java1.1 compatibility. |
14 |
For a list of changes, see a list of diffs against the last stable version before 2011-08. |
|
2151 | 15 |
" |
713 | 16 |
"{ Package: 'stx:libjava' }" |
17 |
||
26 | 18 |
Object subclass:#JavaObject |
19 |
instanceVariableNames:'' |
|
20 |
classVariableNames:'' |
|
21 |
poolDictionaries:'' |
|
713 | 22 |
category:'Languages-Java-Classes' |
26 | 23 |
! |
24 |
||
454 | 25 |
!JavaObject class methodsFor:'documentation'! |
26 |
||
27 |
copyright |
|
28 |
" |
|
2151 | 29 |
COPYRIGHT (c) 1996-2011 by Claus Gittinger |
30 |
COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko |
|
2201 | 31 |
SWING Research Group, Czech Technical University in Prague (*) |
454 | 32 |
|
33 |
This software is furnished under a license and may be used |
|
34 |
only in accordance with the terms of that license and with the |
|
35 |
inclusion of the above copyright notice. This software may not |
|
36 |
be provided or otherwise made available to, or used by, any |
|
37 |
other person. No title to or ownership of the software is |
|
38 |
hereby transferred. |
|
2151 | 39 |
|
2201 | 40 |
(*) extensions, changes and fixes for java1.1 compatibility. |
41 |
For a list of changes, see a list of diffs against the last stable version before 2011-08. |
|
2151 | 42 |
|
2107 | 43 |
" |
454 | 44 |
! ! |
26 | 45 |
|
133 | 46 |
!JavaObject class methodsFor:'misc'! |
29 | 47 |
|
48 |
resolveClassRefs |
|
54 | 49 |
! |
50 |
||
51 |
resolveClassRefsIgnoring:setOfClasses |
|
29 | 52 |
! ! |
53 |
||
133 | 54 |
!JavaObject class methodsFor:'smalltalk interface'! |
29 | 55 |
|
56 |
convertJavaObject:val signature:retValSignature |
|
91 | 57 |
^ val. |
206 | 58 |
|
29 | 59 |
retValSignature = 'void' ifTrue:[ |
255 | 60 |
^ #void |
29 | 61 |
]. |
62 |
retValSignature = 'boolean' ifTrue:[ |
|
255 | 63 |
val == 0 ifTrue:[^ false]. |
64 |
^ true |
|
29 | 65 |
]. |
66 |
retValSignature = 'int' ifTrue:[ |
|
255 | 67 |
val isInteger ifFalse:[ |
68 |
self halt |
|
69 |
]. |
|
70 |
^ val |
|
29 | 71 |
]. |
34 | 72 |
retValSignature = 'char[]' ifTrue:[ |
255 | 73 |
"/ these are ST-strings |
74 |
^ val |
|
34 | 75 |
]. |
76 |
||
77 |
retValSignature = 'char' ifTrue:[ |
|
255 | 78 |
"/ these are ST-characters |
79 |
val isInteger ifTrue:[ |
|
80 |
^ Character value:val |
|
81 |
]. |
|
82 |
self halt. |
|
83 |
^ val |
|
34 | 84 |
]. |
85 |
||
29 | 86 |
retValSignature = 'Object' ifTrue:[ |
255 | 87 |
^ val |
29 | 88 |
]. |
89 |
||
44 | 90 |
retValSignature = 'String' ifTrue:[ |
255 | 91 |
^ Java as_ST_String:val |
44 | 92 |
]. |
93 |
||
29 | 94 |
'no conversion for: ' print. val class name print. ' to: ' print. retValSignature printNL. |
95 |
^ val. |
|
43 | 96 |
|
206 | 97 |
"Modified: 8.8.1997 / 12:07:23 / cg" |
29 | 98 |
! |
99 |
||
43 | 100 |
javaStringFrom:aString |
101 |
"hard-coding internas of java.lang.String here is bad ..." |
|
102 |
||
206 | 103 |
self halt. |
104 |
^ Java as_String:aString |
|
43 | 105 |
|
206 | 106 |
"Modified: 7.8.1997 / 21:17:32 / cg" |
44 | 107 |
! |
108 |
||
109 |
stringFromJavaString:aJavaString |
|
110 |
"hard-coding internas of java.lang.String here is bad ..." |
|
111 |
||
206 | 112 |
self halt. |
113 |
^ Java as_ST_String:aJavaString |
|
139 | 114 |
|
206 | 115 |
"Modified: 8.8.1997 / 12:07:29 / cg" |
43 | 116 |
! ! |
117 |
||
448 | 118 |
!JavaObject methodsFor:'initialization'! |
43 | 119 |
|
120 |
initializeToZero |
|
52 | 121 |
|sz| |
122 |
||
123 |
sz := self class instSize. |
|
124 |
1 to:sz do:[:i | |
|
255 | 125 |
self instVarAt:i put:0 |
43 | 126 |
] |
127 |
! ! |
|
128 |
||
129 |
!JavaObject methodsFor:'message sending'! |
|
130 |
||
133 | 131 |
doesNotUnderstand:aMessage |
415 | 132 |
"as a courtesy to the smalltalker, try to map methods" |
133 |
||
456 | 134 |
|args numArgs javaMethod sel retVal m| |
133 | 135 |
|
136 |
args := aMessage arguments. |
|
137 |
numArgs := args size. |
|
144 | 138 |
sel := aMessage selector. |
133 | 139 |
|
255 | 140 |
javaMethod := JavaClass lookupMethod:sel numArgs:numArgs in:self class static:false. |
141 |
javaMethod notNil ifTrue:[ |
|
337 | 142 |
args notNil ifTrue:[ |
423 | 143 |
args := JavaClass |
144 |
convertArgsToJava:args |
|
145 |
asSpecifiedIn:(javaMethod argSignature) |
|
146 |
numArgs:numArgs. |
|
337 | 147 |
]. |
456 | 148 |
javaMethod isWrapped ifTrue:[ |
149 |
m := javaMethod originalMethod |
|
150 |
] ifFalse:[ |
|
151 |
m := javaMethod |
|
152 |
]. |
|
430 | 153 |
retVal := javaMethod |
337 | 154 |
valueWithReceiver:self |
155 |
arguments:args |
|
456 | 156 |
selector:m selector |
157 |
search:m javaClass |
|
430 | 158 |
sender:nil. |
159 |
||
456 | 160 |
^ JavaClass convertToSmalltalk:retVal type:(m returnType). |
133 | 161 |
]. |
162 |
^ super doesNotUnderstand:aMessage |
|
163 |
||
456 | 164 |
"Modified: / 16.11.1998 / 16:50:56 / cg" |
43 | 165 |
! ! |
166 |
||
167 |
!JavaObject methodsFor:'printing & storing'! |
|
168 |
||
169 |
displayString |
|
599 | 170 |
|myClass javaString| |
171 |
||
172 |
myClass := self class. |
|
173 |
myClass == Java java_lang_String ifTrue:[ |
|
310 | 174 |
^ '''' , (Java as_ST_String:self) , '''' |
175 |
]. |
|
599 | 176 |
myClass == (Java at:'java.lang.Class') ifTrue:[ |
2151 | 177 |
^ super displayString , '(' |
178 |
, (JavaVM reflection classForJavaClassObject:self) displayString , ')' |
|
599 | 179 |
]. |
2151 | 180 |
myClass == (Java at:'java.lang.reflect.Method') ifTrue:[ |
181 |
^ super displayString , '(' |
|
182 |
, (JavaVM methodForJavaMethodObject:self) displayString , ')' |
|
2107 | 183 |
]. |
2151 | 184 |
Object errorSignal |
185 |
handle:[:ex | javaString := ''.] |
|
186 |
do:[ |
|
187 |
javaString := Java |
|
188 |
as_ST_String:(self perform:#'toString()Ljava/lang/String;'). |
|
189 |
]. |
|
599 | 190 |
^ super displayString , ' (' , javaString , ')'. |
101 | 191 |
|
2151 | 192 |
"Modified: / 04-11-1998 / 18:35:00 / cg" |
193 |
"Modified: / 28-01-2011 / 15:10:05 / Marcel Hlopko <hlopik@gmail.com>" |
|
168 | 194 |
! |
195 |
||
196 |
javaDisplayString |
|
197 |
Object errorSignal handle:[:ex | |
|
419 | 198 |
ex return. |
168 | 199 |
] do:[ |
419 | 200 |
^ Java as_ST_String:(self perform:#toString). |
168 | 201 |
]. |
202 |
||
203 |
^ super displayString. |
|
204 |
||
419 | 205 |
"Created: / 7.4.1997 / 17:38:13 / cg" |
206 |
"Modified: / 4.11.1998 / 21:07:19 / cg" |
|
2151 | 207 |
! |
208 |
||
209 |
printString |
|
210 |
|myClass javaString| |
|
211 |
||
212 |
myClass := self class. |
|
213 |
myClass == Java java_lang_String ifTrue:[ |
|
214 |
^ '''' , (Java as_ST_String:self) , '''' |
|
215 |
]. |
|
216 |
myClass == (Java at:'java.lang.Class') ifTrue:[ |
|
217 |
^ super printString , '(' |
|
218 |
, (JavaVM reflection classForJavaClassObject:self) displayString , ')' |
|
219 |
]. |
|
220 |
myClass == (Java at:'java.lang.reflect.Method') ifTrue:[ |
|
221 |
^ super printString , '(' |
|
222 |
, (JavaVM methodForJavaMethodObject:self) displayString , ')' |
|
223 |
]. |
|
224 |
Object errorSignal |
|
225 |
handle:[:ex | javaString := ''.] |
|
226 |
do:[ |
|
227 |
javaString := Java |
|
228 |
as_ST_String:(self perform:#'toString()Ljava/lang/String;'). |
|
229 |
]. |
|
230 |
^ super printString , ' (' , javaString , ')'. |
|
231 |
||
232 |
"Modified: / 04-11-1998 / 18:35:00 / cg" |
|
233 |
"Created: / 20-12-2010 / 23:10:51 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
|
234 |
"Modified: / 28-01-2011 / 15:10:17 / Marcel Hlopko <hlopik@gmail.com>" |
|
166 | 235 |
! ! |
236 |
||
237 |
!JavaObject methodsFor:'queries'! |
|
238 |
||
625 | 239 |
isJavaClassRef |
240 |
^ false |
|
241 |
||
242 |
"Created: / 9.11.1999 / 17:13:37 / cg" |
|
243 |
! |
|
244 |
||
619 | 245 |
isJavaMethodRef |
246 |
^ false |
|
247 |
||
248 |
"Created: / 9.11.1999 / 15:43:21 / cg" |
|
249 |
! |
|
250 |
||
166 | 251 |
isJavaObject |
252 |
^ true |
|
253 |
||
254 |
"Created: 26.3.1997 / 13:34:17 / cg" |
|
43 | 255 |
! ! |
256 |
||
257 |
!JavaObject methodsFor:'smalltalk interface'! |
|
258 |
||
78 | 259 |
lookupMethod:selector numArgs:nargs |
260 |
"lookup a method" |
|
261 |
||
262 |
|method cls sel| |
|
263 |
||
133 | 264 |
sel := selector. |
265 |
(sel includes:$:) ifTrue:[ |
|
255 | 266 |
sel := sel copyTo:(sel indexOf:$:)-1 |
133 | 267 |
]. |
268 |
||
269 |
sel := sel asSymbolIfInterned. |
|
78 | 270 |
sel notNil ifTrue:[ |
255 | 271 |
cls := self class. |
272 |
[cls notNil and:[cls ~~ JavaObject]] whileTrue:[ |
|
273 |
cls methodDictionary keysAndValuesDo:[:jSel :aMethod | |
|
274 |
(jSel == sel ) ifTrue:[ |
|
275 |
^ aMethod |
|
276 |
] |
|
277 |
]. |
|
278 |
cls methodDictionary keysAndValuesDo:[:jSel :aMethod | |
|
279 |
(aMethod name = sel |
|
280 |
or:[aMethod signatureNameWithoutReturnType = sel]) ifTrue:[ |
|
281 |
aMethod numArgs == nargs ifTrue:[ |
|
282 |
^ aMethod |
|
283 |
] |
|
284 |
] |
|
285 |
]. |
|
286 |
cls := cls superclass. |
|
287 |
]. |
|
78 | 288 |
]. |
289 |
||
290 |
^ nil |
|
291 |
||
292 |
" |
|
293 |
|stack| |
|
294 |
||
113 | 295 |
stack := (Java at:'java.util.Stack') basicNew. |
78 | 296 |
stack lookupMethod:#'<init>' numArgs:0. |
297 |
" |
|
298 |
" |
|
299 |
|stack| |
|
300 |
||
113 | 301 |
stack := (Java at:'java.util.Stack') new. |
78 | 302 |
stack lookupMethod:#isEmpty numArgs:0. |
303 |
" |
|
113 | 304 |
" |
305 |
|frame| |
|
306 |
||
307 |
frame := (Java at:'java.awt.Frame') new. |
|
308 |
frame lookupMethod:#'<init> (String)' numArgs:1. |
|
309 |
" |
|
310 |
||
159 | 311 |
"Modified: 22.3.1997 / 00:56:54 / cg" |
26 | 312 |
! ! |
313 |
||
133 | 314 |
!JavaObject class methodsFor:'documentation'! |
26 | 315 |
|
316 |
version |
|
2278
911c2cd43c35
fixed: #version_SVN ($ to §)
Claus Gittinger <cg@exept.de>
parents:
2201
diff
changeset
|
317 |
^ '$Header: /cvs/stx/stx/libjava/JavaObject.st,v 1.56 2011-11-24 11:53:56 cg Exp $' |
2201 | 318 |
! |
319 |
||
320 |
version_CVS |
|
2278
911c2cd43c35
fixed: #version_SVN ($ to §)
Claus Gittinger <cg@exept.de>
parents:
2201
diff
changeset
|
321 |
^ '$Header: /cvs/stx/stx/libjava/JavaObject.st,v 1.56 2011-11-24 11:53:56 cg Exp $' |
2151 | 322 |
! |
323 |
||
324 |
version_SVN |
|
2201 | 325 |
^ '§Id: JavaObject.st,v 1.54 2011/08/18 18:42:48 vrany Exp §' |
2107 | 326 |
! ! |