source: branches/0.19.x/abcl/src/org/armedbear/lisp/BuiltInClass.java

Last change on this file was 12516, checked in by astalla, 15 years ago

Support for user-extensible sequences, adapted from SBCL.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 16.0 KB
Line 
1/*
2 * BuiltInClass.java
3 *
4 * Copyright (C) 2003-2007 Peter Graves
5 * $Id: BuiltInClass.java 12516 2010-03-03 21:05:41Z astalla $
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
20 *
21 * As a special exception, the copyright holders of this library give you
22 * permission to link this library with independent modules to produce an
23 * executable, regardless of the license terms of these independent
24 * modules, and to copy and distribute the resulting executable under
25 * terms of your choice, provided that you also meet, for each linked
26 * independent module, the terms and conditions of the license of that
27 * module.  An independent module is a module which is not derived from
28 * or based on this library.  If you modify this library, you may extend
29 * this exception to your version of the library, but you are not
30 * obligated to do so.  If you do not wish to do so, delete this
31 * exception statement from your version.
32 */
33
34package org.armedbear.lisp;
35
36import static org.armedbear.lisp.Lisp.*;
37
38public class BuiltInClass extends LispClass
39{
40  private BuiltInClass(Symbol symbol)
41  {
42    super(symbol);
43  }
44
45  @Override
46  public LispObject typeOf()
47  {
48    return Symbol.BUILT_IN_CLASS;
49  }
50
51  @Override
52  public LispObject classOf()
53  {
54    return StandardClass.BUILT_IN_CLASS;
55  }
56
57  @Override
58  public LispObject typep(LispObject type)
59  {
60    if (type == Symbol.BUILT_IN_CLASS)
61      return T;
62    if (type == StandardClass.BUILT_IN_CLASS)
63      return T;
64    return super.typep(type);
65  }
66
67  @Override
68  public LispObject getDescription()
69  {
70    return new SimpleString(writeToString());
71  }
72
73  @Override
74  public String writeToString()
75  {
76    StringBuilder sb = new StringBuilder("#<BUILT-IN-CLASS ");
77    sb.append(getName().writeToString());
78    sb.append('>');
79    return sb.toString();
80  }
81
82  private static BuiltInClass addClass(Symbol symbol)
83  {
84    BuiltInClass c = new BuiltInClass(symbol);
85    addClass(symbol, c);
86    return c;
87  }
88
89  public static final BuiltInClass CLASS_T              = addClass(T);
90
91  public static final BuiltInClass ARRAY                = addClass(Symbol.ARRAY);
92  public static final BuiltInClass BIGNUM               = addClass(Symbol.BIGNUM);
93  public static final BuiltInClass BASE_STRING          = addClass(Symbol.BASE_STRING);
94  public static final BuiltInClass BIT_VECTOR           = addClass(Symbol.BIT_VECTOR);
95  public static final BuiltInClass CHARACTER            = addClass(Symbol.CHARACTER);
96  public static final BuiltInClass COMPLEX              = addClass(Symbol.COMPLEX);
97  public static final BuiltInClass CONS                 = addClass(Symbol.CONS);
98  public static final BuiltInClass DOUBLE_FLOAT         = addClass(Symbol.DOUBLE_FLOAT);
99  public static final BuiltInClass ENVIRONMENT          = addClass(Symbol.ENVIRONMENT);
100  public static final BuiltInClass FIXNUM               = addClass(Symbol.FIXNUM);
101  public static final BuiltInClass FLOAT                = addClass(Symbol.FLOAT);
102  public static final BuiltInClass FUNCTION             = addClass(Symbol.FUNCTION);
103  public static final BuiltInClass HASH_TABLE           = addClass(Symbol.HASH_TABLE);
104  public static final BuiltInClass INTEGER              = addClass(Symbol.INTEGER);
105  public static final BuiltInClass JAVA_OBJECT          = addClass(Symbol.JAVA_OBJECT);
106  public static final BuiltInClass LIST                 = addClass(Symbol.LIST);
107  public static final BuiltInClass LOGICAL_PATHNAME     = addClass(Symbol.LOGICAL_PATHNAME);
108  public static final BuiltInClass MAILBOX              = addClass(Symbol.MAILBOX);
109  public static final BuiltInClass METHOD_COMBINATION   = addClass(Symbol.METHOD_COMBINATION);
110  public static final BuiltInClass MUTEX                = addClass(Symbol.MUTEX);
111  public static final BuiltInClass NIL_VECTOR           = addClass(Symbol.NIL_VECTOR);
112  public static final BuiltInClass NULL                 = addClass(Symbol.NULL);
113  public static final BuiltInClass NUMBER               = addClass(Symbol.NUMBER);
114  public static final BuiltInClass PACKAGE              = addClass(Symbol.PACKAGE);
115  public static final BuiltInClass PATHNAME             = addClass(Symbol.PATHNAME);
116  public static final BuiltInClass RANDOM_STATE         = addClass(Symbol.RANDOM_STATE);
117  public static final BuiltInClass RATIO                = addClass(Symbol.RATIO);
118  public static final BuiltInClass RATIONAL             = addClass(Symbol.RATIONAL);
119  public static final BuiltInClass READTABLE            = addClass(Symbol.READTABLE);
120  public static final BuiltInClass REAL                 = addClass(Symbol.REAL);
121  public static final BuiltInClass RESTART              = addClass(Symbol.RESTART);
122  public static final BuiltInClass SIMPLE_ARRAY         = addClass(Symbol.SIMPLE_ARRAY);
123  public static final BuiltInClass SIMPLE_BASE_STRING   = addClass(Symbol.SIMPLE_BASE_STRING);
124  public static final BuiltInClass SIMPLE_BIT_VECTOR    = addClass(Symbol.SIMPLE_BIT_VECTOR);
125  public static final BuiltInClass SIMPLE_STRING        = addClass(Symbol.SIMPLE_STRING);
126  public static final BuiltInClass SIMPLE_VECTOR        = addClass(Symbol.SIMPLE_VECTOR);
127  public static final BuiltInClass SINGLE_FLOAT         = addClass(Symbol.SINGLE_FLOAT);
128  public static final BuiltInClass STRING               = addClass(Symbol.STRING);
129  public static final BuiltInClass SYMBOL               = addClass(Symbol.SYMBOL);
130  public static final BuiltInClass THREAD               = addClass(Symbol.THREAD);
131  public static final BuiltInClass VECTOR               = addClass(Symbol.VECTOR);
132  public static final BuiltInClass STACK_FRAME          = addClass(Symbol.STACK_FRAME);
133  public static final BuiltInClass LISP_STACK_FRAME     = addClass(Symbol.LISP_STACK_FRAME);
134  public static final BuiltInClass JAVA_STACK_FRAME     = addClass(Symbol.JAVA_STACK_FRAME);
135
136
137  public static final StructureClass STRUCTURE_OBJECT =
138    (StructureClass)addClass(Symbol.STRUCTURE_OBJECT,
139             new StructureClass(Symbol.STRUCTURE_OBJECT, list(CLASS_T)));
140
141    public static final SlotClass SEQUENCE =
142  (SlotClass) addClass(Symbol.SEQUENCE,
143           new SlotClass(Symbol.SEQUENCE, list(CLASS_T)));
144
145    /* All the stream classes below are being defined as structure classes
146       but won't be available as such until further action is taken:
147       the 'defstruct' internal administration is missing.
148
149       For STREAM and SYSTEM-STREAM, that bit is added in boot.lisp */
150
151  public static final LispClass STREAM =
152    addClass(Symbol.STREAM,
153             new StructureClass(Symbol.STREAM, list(STRUCTURE_OBJECT)));
154  public static final LispClass SYSTEM_STREAM =
155    addClass(Symbol.SYSTEM_STREAM,
156             new StructureClass(Symbol.SYSTEM_STREAM, list(STREAM)));
157  public static final LispClass TWO_WAY_STREAM =
158    addClass(Symbol.TWO_WAY_STREAM,
159             new StructureClass(Symbol.TWO_WAY_STREAM, list(SYSTEM_STREAM)));
160  public static final LispClass BROADCAST_STREAM =
161    addClass(Symbol.BROADCAST_STREAM,
162             new StructureClass(Symbol.BROADCAST_STREAM, list(SYSTEM_STREAM)));
163  public static final LispClass ECHO_STREAM =
164    addClass(Symbol.ECHO_STREAM,
165             new StructureClass(Symbol.ECHO_STREAM, list(SYSTEM_STREAM)));
166  public static final LispClass CASE_FROB_STREAM =
167    addClass(Symbol.CASE_FROB_STREAM,
168             new StructureClass(Symbol.CASE_FROB_STREAM, list(SYSTEM_STREAM)));
169  public static final LispClass STRING_STREAM =
170    addClass(Symbol.STRING_STREAM,
171             new StructureClass(Symbol.STRING_STREAM, list(SYSTEM_STREAM)));
172  public static final LispClass STRING_INPUT_STREAM =
173    addClass(Symbol.STRING_INPUT_STREAM,
174             new StructureClass(Symbol.STRING_INPUT_STREAM, list(STRING_STREAM)));
175  public static final LispClass STRING_OUTPUT_STREAM =
176    addClass(Symbol.STRING_OUTPUT_STREAM,
177             new StructureClass(Symbol.STRING_OUTPUT_STREAM, list(STRING_STREAM)));
178  public static final LispClass SYNONYM_STREAM =
179    addClass(Symbol.SYNONYM_STREAM,
180             new StructureClass(Symbol.SYNONYM_STREAM, list(SYSTEM_STREAM)));
181  public static final LispClass FILE_STREAM =
182    addClass(Symbol.FILE_STREAM,
183             new StructureClass(Symbol.FILE_STREAM, list(SYSTEM_STREAM)));
184  public static final LispClass CONCATENATED_STREAM =
185    addClass(Symbol.CONCATENATED_STREAM,
186             new StructureClass(Symbol.CONCATENATED_STREAM, list(SYSTEM_STREAM)));
187
188
189
190    // Implementation defined streams
191  public static final LispClass SOCKET_STREAM =
192    addClass(Symbol.SOCKET_STREAM,
193             new StructureClass(Symbol.SOCKET_STREAM, list(TWO_WAY_STREAM)));
194  public static final LispClass SLIME_INPUT_STREAM =
195    addClass(Symbol.SLIME_INPUT_STREAM,
196             new StructureClass(Symbol.SLIME_INPUT_STREAM, list(STRING_STREAM)));
197  public static final LispClass SLIME_OUTPUT_STREAM =
198    addClass(Symbol.SLIME_OUTPUT_STREAM,
199             new StructureClass(Symbol.SLIME_OUTPUT_STREAM, list(STRING_STREAM)));
200
201
202
203  static
204  {
205    ARRAY.setDirectSuperclass(CLASS_T);
206    ARRAY.setCPL(ARRAY, CLASS_T);
207    BASE_STRING.setDirectSuperclass(STRING);
208    BASE_STRING.setCPL(BASE_STRING, STRING, VECTOR, ARRAY, SEQUENCE, CLASS_T);
209    BIGNUM.setDirectSuperclass(INTEGER);
210    BIGNUM.setCPL(BIGNUM, INTEGER, RATIONAL, REAL, NUMBER, CLASS_T);
211    BIT_VECTOR.setDirectSuperclass(VECTOR);
212    BIT_VECTOR.setCPL(BIT_VECTOR, VECTOR, ARRAY, SEQUENCE, CLASS_T);
213    BROADCAST_STREAM.setCPL(BROADCAST_STREAM, SYSTEM_STREAM, STREAM,
214                            STRUCTURE_OBJECT, CLASS_T);
215    CASE_FROB_STREAM.setCPL(CASE_FROB_STREAM, SYSTEM_STREAM, STREAM,
216                            STRUCTURE_OBJECT, CLASS_T);
217    CHARACTER.setDirectSuperclass(CLASS_T);
218    CHARACTER.setCPL(CHARACTER, CLASS_T);
219    CLASS_T.setCPL(CLASS_T);
220    COMPLEX.setDirectSuperclass(NUMBER);
221    COMPLEX.setCPL(COMPLEX, NUMBER, CLASS_T);
222    CONCATENATED_STREAM.setCPL(CONCATENATED_STREAM, SYSTEM_STREAM, STREAM,
223                               STRUCTURE_OBJECT, CLASS_T);
224    CONS.setDirectSuperclass(LIST);
225    CONS.setCPL(CONS, LIST, SEQUENCE, CLASS_T);
226    DOUBLE_FLOAT.setDirectSuperclass(FLOAT);
227    DOUBLE_FLOAT.setCPL(DOUBLE_FLOAT, FLOAT, REAL, NUMBER, CLASS_T);
228    ECHO_STREAM.setCPL(ECHO_STREAM, SYSTEM_STREAM, STREAM,
229                       STRUCTURE_OBJECT, CLASS_T);
230    ENVIRONMENT.setDirectSuperclass(CLASS_T);
231    ENVIRONMENT.setCPL(ENVIRONMENT, CLASS_T);
232    FIXNUM.setDirectSuperclass(INTEGER);
233    FIXNUM.setCPL(FIXNUM, INTEGER, RATIONAL, REAL, NUMBER, CLASS_T);
234    FILE_STREAM.setCPL(FILE_STREAM, SYSTEM_STREAM, STREAM,
235                       STRUCTURE_OBJECT, CLASS_T);
236    FLOAT.setDirectSuperclass(REAL);
237    FLOAT.setCPL(FLOAT, REAL, NUMBER, CLASS_T);
238    FUNCTION.setDirectSuperclass(CLASS_T);
239    FUNCTION.setCPL(FUNCTION, CLASS_T);
240    HASH_TABLE.setDirectSuperclass(CLASS_T);
241    HASH_TABLE.setCPL(HASH_TABLE, CLASS_T);
242    INTEGER.setDirectSuperclass(RATIONAL);
243    INTEGER.setCPL(INTEGER, RATIONAL, REAL, NUMBER, CLASS_T);
244    JAVA_OBJECT.setDirectSuperclass(CLASS_T);
245    JAVA_OBJECT.setCPL(JAVA_OBJECT, CLASS_T);
246    LIST.setDirectSuperclass(SEQUENCE);
247    LIST.setCPL(LIST, SEQUENCE, CLASS_T);
248    LOGICAL_PATHNAME.setDirectSuperclass(PATHNAME);
249    LOGICAL_PATHNAME.setCPL(LOGICAL_PATHNAME, PATHNAME, CLASS_T);
250    MAILBOX.setDirectSuperclass(CLASS_T);
251    MAILBOX.setCPL(MAILBOX, CLASS_T);
252    METHOD_COMBINATION.setDirectSuperclass(CLASS_T);
253    METHOD_COMBINATION.setCPL(METHOD_COMBINATION, CLASS_T);
254    MUTEX.setDirectSuperclass(CLASS_T);
255    MUTEX.setCPL(MUTEX, CLASS_T);
256    NIL_VECTOR.setDirectSuperclass(STRING);
257    NIL_VECTOR.setCPL(NIL_VECTOR, STRING, VECTOR, ARRAY, SEQUENCE, CLASS_T);
258    NULL.setDirectSuperclass(LIST);
259    NULL.setCPL(NULL, SYMBOL, LIST, SEQUENCE, CLASS_T);
260    NUMBER.setDirectSuperclass(CLASS_T);
261    NUMBER.setCPL(NUMBER, CLASS_T);
262    PACKAGE.setDirectSuperclass(CLASS_T);
263    PACKAGE.setCPL(PACKAGE, CLASS_T);
264    PATHNAME.setDirectSuperclass(CLASS_T);
265    PATHNAME.setCPL(PATHNAME, CLASS_T);
266    RANDOM_STATE.setDirectSuperclass(CLASS_T);
267    RANDOM_STATE.setCPL(RANDOM_STATE, CLASS_T);
268    RATIO.setDirectSuperclass(RATIONAL);
269    RATIO.setCPL(RATIO, RATIONAL, REAL, NUMBER, CLASS_T);
270    RATIONAL.setDirectSuperclass(REAL);
271    RATIONAL.setCPL(RATIONAL, REAL, NUMBER, CLASS_T);
272    READTABLE.setDirectSuperclass(CLASS_T);
273    READTABLE.setCPL(READTABLE, CLASS_T);
274    REAL.setDirectSuperclass(NUMBER);
275    REAL.setCPL(REAL, NUMBER, CLASS_T);
276    RESTART.setDirectSuperclass(CLASS_T);
277    RESTART.setCPL(RESTART, CLASS_T);
278    SEQUENCE.setDirectSuperclass(CLASS_T);
279    SEQUENCE.setCPL(SEQUENCE, CLASS_T);
280    SIMPLE_ARRAY.setDirectSuperclass(ARRAY);
281    SIMPLE_ARRAY.setCPL(SIMPLE_ARRAY, ARRAY, CLASS_T);
282    SIMPLE_BASE_STRING.setDirectSuperclasses(list(BASE_STRING, SIMPLE_STRING));
283    SIMPLE_BASE_STRING.setCPL(SIMPLE_BASE_STRING, BASE_STRING, SIMPLE_STRING,
284                              STRING, VECTOR, SIMPLE_ARRAY, ARRAY, SEQUENCE,
285                              CLASS_T);
286    SIMPLE_BIT_VECTOR.setDirectSuperclasses(list(BIT_VECTOR, SIMPLE_ARRAY));
287    SIMPLE_BIT_VECTOR.setCPL(SIMPLE_BIT_VECTOR, BIT_VECTOR, VECTOR,
288                             SIMPLE_ARRAY, ARRAY, SEQUENCE, CLASS_T);
289    SIMPLE_STRING.setDirectSuperclasses(list(BASE_STRING, STRING, SIMPLE_ARRAY));
290    SIMPLE_STRING.setCPL(SIMPLE_STRING, BASE_STRING, STRING, VECTOR,
291                         SIMPLE_ARRAY, ARRAY, SEQUENCE, CLASS_T);
292    SIMPLE_VECTOR.setDirectSuperclasses(list(VECTOR, SIMPLE_ARRAY));
293    SIMPLE_VECTOR.setCPL(SIMPLE_VECTOR, VECTOR, SIMPLE_ARRAY, ARRAY, SEQUENCE,
294                         CLASS_T);
295    SINGLE_FLOAT.setDirectSuperclass(FLOAT);
296    SINGLE_FLOAT.setCPL(SINGLE_FLOAT, FLOAT, REAL, NUMBER, CLASS_T);
297    SLIME_INPUT_STREAM.setCPL(SLIME_INPUT_STREAM, STRING_STREAM, SYSTEM_STREAM,
298                              STREAM, STRUCTURE_OBJECT, CLASS_T);
299    SLIME_OUTPUT_STREAM.setCPL(SLIME_OUTPUT_STREAM, STRING_STREAM, SYSTEM_STREAM,
300                               STREAM, STRUCTURE_OBJECT, CLASS_T);
301    SOCKET_STREAM.setCPL(SOCKET_STREAM, TWO_WAY_STREAM, SYSTEM_STREAM, STREAM,
302                         STRUCTURE_OBJECT, CLASS_T);
303    STREAM.setCPL(STREAM, STRUCTURE_OBJECT, CLASS_T);
304    STRING.setDirectSuperclass(VECTOR);
305    STRING.setCPL(STRING, VECTOR, ARRAY, SEQUENCE, CLASS_T);
306    STRING_INPUT_STREAM.setCPL(STRING_INPUT_STREAM, STRING_STREAM,
307                               SYSTEM_STREAM, STREAM, STRUCTURE_OBJECT, CLASS_T);
308    STRING_OUTPUT_STREAM.setCPL(STRING_OUTPUT_STREAM, STRING_STREAM,
309                                SYSTEM_STREAM, STREAM, STRUCTURE_OBJECT, CLASS_T);
310    STRING_STREAM.setCPL(STRING_STREAM, SYSTEM_STREAM, STREAM,
311                         STRUCTURE_OBJECT, CLASS_T);
312    STRUCTURE_OBJECT.setCPL(STRUCTURE_OBJECT, CLASS_T);
313    SYMBOL.setDirectSuperclass(CLASS_T);
314    SYMBOL.setCPL(SYMBOL, CLASS_T);
315    SYNONYM_STREAM.setCPL(SYNONYM_STREAM, SYSTEM_STREAM,
316                          STREAM, STRUCTURE_OBJECT, CLASS_T);
317    SYSTEM_STREAM.setCPL(SYSTEM_STREAM, STREAM, STRUCTURE_OBJECT, CLASS_T);
318    THREAD.setDirectSuperclass(CLASS_T);
319    THREAD.setCPL(THREAD, CLASS_T);
320    TWO_WAY_STREAM.setCPL(TWO_WAY_STREAM, SYSTEM_STREAM, STREAM,
321                          STRUCTURE_OBJECT, CLASS_T);
322    VECTOR.setDirectSuperclasses(list(ARRAY, SEQUENCE));
323    VECTOR.setCPL(VECTOR, ARRAY, SEQUENCE, CLASS_T);
324    STACK_FRAME.setDirectSuperclasses(CLASS_T);
325    STACK_FRAME.setCPL(STACK_FRAME, CLASS_T);
326    LISP_STACK_FRAME.setDirectSuperclasses(STACK_FRAME);
327    LISP_STACK_FRAME.setCPL(LISP_STACK_FRAME, STACK_FRAME, CLASS_T);
328    JAVA_STACK_FRAME.setDirectSuperclasses(STACK_FRAME);
329    JAVA_STACK_FRAME.setCPL(JAVA_STACK_FRAME, STACK_FRAME, CLASS_T);
330  }
331
332  static
333  {
334    StandardClass.initializeStandardClasses();
335  }
336}
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