1 /* exceptions.c - exception related functions
3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
5 M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
6 P. Tomsich, J. Wenninger
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 Contact: cacao@complang.tuwien.ac.at
27 Authors: Christian Thalinger
29 $Id: exceptions.c 1441 2004-11-05 13:44:03Z twisti $
43 #include "toolbox/logging.h"
44 #include "toolbox/memory.h"
45 #include "nat/java_lang_String.h"
46 #include "nat/java_lang_Throwable.h"
49 /* system exception classes required in cacao */
51 classinfo *class_java_lang_Throwable;
52 classinfo *class_java_lang_Exception;
53 classinfo *class_java_lang_Error;
54 classinfo *class_java_lang_OutOfMemoryError;
57 /* exception/error super class */
59 char *string_java_lang_Throwable =
60 "java/lang/Throwable";
62 char *string_java_lang_VMThrowable =
63 "java/lang/VMThrowable";
66 /* specify some exception strings for code generation */
68 char *string_java_lang_ArithmeticException =
69 "java/lang/ArithmeticException";
71 char *string_java_lang_ArithmeticException_message =
74 char *string_java_lang_ArrayIndexOutOfBoundsException =
75 "java/lang/ArrayIndexOutOfBoundsException";
77 char *string_java_lang_ArrayStoreException =
78 "java/lang/ArrayStoreException";
80 char *string_java_lang_ClassCastException =
81 "java/lang/ClassCastException";
83 char *string_java_lang_ClassNotFoundException =
84 "java/lang/ClassNotFoundException";
86 char *string_java_lang_CloneNotSupportedException =
87 "java/lang/CloneNotSupportedException";
89 char *string_java_lang_Exception =
90 "java/lang/Exception";
92 char *string_java_lang_IllegalArgumentException =
93 "java/lang/IllegalArgumentException";
95 char *string_java_lang_IllegalMonitorStateException =
96 "java/lang/IllegalMonitorStateException";
98 char *string_java_lang_IndexOutOfBoundsException =
99 "java/lang/IndexOutOfBoundsException";
101 char *string_java_lang_InterruptedException =
102 "java/lang/InterruptedException";
104 char *string_java_lang_NegativeArraySizeException =
105 "java/lang/NegativeArraySizeException";
107 char *string_java_lang_NoSuchFieldException =
108 "java/lang/NoSuchFieldException";
110 char *string_java_lang_NoSuchMethodException =
111 "java/lang/NoSuchMethodException";
113 char *string_java_lang_NullPointerException =
114 "java/lang/NullPointerException";
117 /* specify some error strings for code generation */
119 char *string_java_lang_AbstractMethodError =
120 "java/lang/AbstractMethodError";
122 char *string_java_lang_ClassCircularityError =
123 "java/lang/ClassCircularityError";
125 char *string_java_lang_ClassFormatError =
126 "java/lang/ClassFormatError";
128 char *string_java_lang_Error =
131 char *string_java_lang_ExceptionInInitializerError =
132 "java/lang/ExceptionInInitializerError";
134 char *string_java_lang_IncompatibleClassChangeError =
135 "java/lang/IncompatibleClassChangeError";
137 char *string_java_lang_InternalError =
138 "java/lang/InternalError";
140 char *string_java_lang_LinkageError =
141 "java/lang/LinkageError";
143 char *string_java_lang_NoClassDefFoundError =
144 "java/lang/NoClassDefFoundError";
146 char *string_java_lang_NoSuchFieldError =
147 "java/lang/NoSuchFieldError";
149 char *string_java_lang_NoSuchMethodError =
150 "java/lang/NoSuchMethodError";
152 char *string_java_lang_OutOfMemoryError =
153 "java/lang/OutOfMemoryError";
155 char *string_java_lang_UnsupportedClassVersionError =
156 "java/lang/UnsupportedClassVersionError";
158 char *string_java_lang_VerifyError =
159 "java/lang/VerifyError";
161 char *string_java_lang_VirtualMachineError =
162 "java/lang/VirtualMachineError";
165 /* init_system_exceptions *****************************************************
167 load, link and compile exceptions used in the system
169 *******************************************************************************/
171 void init_system_exceptions()
173 /* java/lang/Throwable */
175 class_java_lang_Throwable =
176 class_new(utf_new_char(string_java_lang_Throwable));
177 class_load(class_java_lang_Throwable);
178 class_link(class_java_lang_Throwable);
180 /* java/lang/Exception */
182 class_java_lang_Exception =
183 class_new(utf_new_char(string_java_lang_Exception));
184 class_load(class_java_lang_Exception);
185 class_link(class_java_lang_Exception);
187 /* java/lang/Error */
189 class_java_lang_Error =
190 class_new(utf_new_char(string_java_lang_Error));
191 class_load(class_java_lang_Error);
192 class_link(class_java_lang_Error);
194 /* java/lang/OutOfMemoryError */
196 class_java_lang_OutOfMemoryError =
197 class_new(utf_new_char(string_java_lang_OutOfMemoryError));
198 class_load(class_java_lang_OutOfMemoryError);
199 class_link(class_java_lang_OutOfMemoryError);
203 static void throw_exception_exit_intern(bool doexit)
205 java_objectheader *xptr;
210 xptr = *exceptionptr;
212 /* clear exception, because we are calling jit code again */
213 *exceptionptr = NULL;
215 c = xptr->vftbl->class;
217 pss = class_resolveclassmethod(c,
218 utf_new_char("printStackTrace"),
220 class_java_lang_Object,
223 /* print the stacktrace */
225 asm_calljavafunction(pss, xptr, NULL, NULL, NULL);
227 /* this normally means, we are EXTREMLY out of memory, but may be
228 any other exception */
230 utf_fprint_classname(stderr, c->name);
231 fprintf(stderr, "\n");
235 utf_fprint_classname(stderr, c->name);
236 fprintf(stderr, ": printStackTrace()V not found!\n");
249 void throw_exception()
251 throw_exception_exit_intern(false);
255 void throw_exception_exit()
257 throw_exception_exit_intern(true);
261 void throw_main_exception()
263 fprintf(stderr, "Exception in thread \"main\" ");
266 throw_exception_exit_intern(false);
270 void throw_main_exception_exit()
272 fprintf(stderr, "Exception in thread \"main\" ");
275 throw_exception_exit_intern(true);
279 void throw_cacao_exception_exit(char *exception, char *message, ...)
286 len = strlen(exception);
287 tmp = MNEW(char, len+1);
288 strncpy(tmp, exception, len);
291 /* convert to classname */
293 for (i = len - 1; i >= 0; i--) {
294 if (tmp[i] == '/') tmp[i] = '.';
297 fprintf(stderr, "Exception in thread \"main\" %s", tmp);
299 MFREE(tmp, char, len);
301 if (strlen(message) > 0) {
302 fprintf(stderr, ": ");
304 va_start(ap, message);
305 fprintf(stderr, message, ap);
309 fprintf(stderr, "\n");
318 #define CREATENEW_EXCEPTION(ex) \
321 #define CREATENEW_EXCEPTION(ex) \
322 java_objectheader *newEx; \
323 java_objectheader *oldexception=*exceptionptr;\
326 *exceptionptr=oldexception;\
330 java_objectheader *new_exception(char *classname)
332 classinfo *c = class_new(utf_new_char(classname));
334 CREATENEW_EXCEPTION(native_new_and_init(c));
337 java_objectheader *new_exception_message(char *classname, char *message)
339 classinfo *c = class_new(utf_new_char(classname));
341 CREATENEW_EXCEPTION(native_new_and_init_string(c, javastring_new_char(message)));
345 java_objectheader *new_exception_throwable(char *classname, java_lang_Throwable *throwable)
347 classinfo *c = class_new(utf_new_char(classname));
349 CREATENEW_EXCEPTION(native_new_and_init_throwable(c, throwable));
353 java_objectheader *new_exception_utfmessage(char *classname, utf *message)
355 classinfo *c = class_new(utf_new_char(classname));
357 CREATENEW_EXCEPTION(native_new_and_init_string(c, javastring_new(message)));
361 java_objectheader *new_exception_javastring(char *classname, java_lang_String *message)
363 classinfo *c = class_new(utf_new_char(classname));
365 CREATENEW_EXCEPTION(native_new_and_init_string(c, message));
369 java_objectheader *new_exception_int(char *classname, s4 i)
373 c = class_new(utf_new_char(classname));
375 CREATENEW_EXCEPTION(native_new_and_init_int(c, i));
379 /* new_classformaterror ********************************************************
381 generates a java.lang.ClassFormatError for the classloader
383 *******************************************************************************/
385 java_objectheader *new_classformaterror(classinfo *c, char *message, ...)
387 char msg[MAXLOGTEXT];
390 utf_sprint_classname(msg, c->name);
391 sprintf(msg + strlen(msg), " (");
393 va_start(ap, message);
394 vsprintf(msg + strlen(msg), message, ap);
397 sprintf(msg + strlen(msg), ")");
399 return new_exception_message(string_java_lang_ClassFormatError, msg);
403 /* new_unsupportedclassversionerror ********************************************
405 generates a java.lang.UnsupportedClassVersionError for the classloader
407 *******************************************************************************/
409 java_objectheader *new_unsupportedclassversionerror(classinfo *c, char *message, ...)
411 char msg[MAXLOGTEXT];
414 utf_sprint_classname(msg, c->name);
415 sprintf(msg + strlen(msg), " (");
417 va_start(ap, message);
418 vsprintf(msg + strlen(msg), message, ap);
421 sprintf(msg + strlen(msg), ")");
423 return new_exception_message(string_java_lang_UnsupportedClassVersionError,
428 /* new_verifyerror *************************************************************
430 generates a java.lang.VerifyError for the jit compiler
432 *******************************************************************************/
434 java_objectheader *new_verifyerror(methodinfo *m, char *message)
436 java_objectheader *o;
440 len = 8 + utf_strlen(m->class->name) +
441 10 + utf_strlen(m->name) +
442 13 + utf_strlen(m->descriptor) +
443 2 + strlen(message) + 1;
445 msg = MNEW(char, len);
447 sprintf(msg, "(class: ");
448 utf_sprint(msg + strlen(msg), m->class->name);
449 sprintf(msg + strlen(msg), ", method: ");
450 utf_sprint(msg + strlen(msg), m->name);
451 sprintf(msg + strlen(msg), ", signature: ");
452 utf_sprint(msg + strlen(msg), m->descriptor);
453 sprintf(msg + strlen(msg), ") %s", message);
455 o = new_exception_message(string_java_lang_VerifyError, msg);
463 /* new_arithmeticexception *****************************************************
465 generates a java.lang.ArithmeticException for the jit compiler
467 *******************************************************************************/
469 java_objectheader *new_arithmeticexception()
471 java_objectheader *e;
473 e = new_exception_message(string_java_lang_ArithmeticException,
474 string_java_lang_ArithmeticException_message);
477 return *exceptionptr;
483 /* new_arrayindexoutofboundsexception ******************************************
485 generates a java.lang.ArrayIndexOutOfBoundsException for the jit compiler
487 *******************************************************************************/
489 java_objectheader *new_arrayindexoutofboundsexception(s4 index)
491 java_objectheader *e;
495 /* convert the index into a String, like Sun does */
497 m = class_resolveclassmethod(class_java_lang_String,
498 utf_new_char("valueOf"),
499 utf_new_char("(I)Ljava/lang/String;"),
500 class_java_lang_Object,
504 return *exceptionptr;
506 s = (java_lang_String *) asm_calljavafunction(m,
513 return *exceptionptr;
515 e = new_exception_javastring(string_java_lang_ArrayIndexOutOfBoundsException,
519 return *exceptionptr;
525 /* new_arraystoreexception *****************************************************
527 generates a java.lang.ArrayStoreException for the jit compiler
529 *******************************************************************************/
531 java_objectheader *new_arraystoreexception()
533 java_objectheader *e;
535 e = new_exception(string_java_lang_ArrayStoreException);
538 return *exceptionptr;
544 /* new_classcastexception ******************************************************
546 generates a java.lang.ClassCastException for the jit compiler
548 *******************************************************************************/
550 java_objectheader *new_classcastexception()
552 java_objectheader *e;
554 e = new_exception(string_java_lang_ClassCastException);
557 return *exceptionptr;
563 /* new_negativearraysizeexception **********************************************
565 generates a java.lang.NegativeArraySizeException for the jit compiler
567 *******************************************************************************/
569 java_objectheader *new_negativearraysizeexception()
571 java_objectheader *e;
573 e = new_exception(string_java_lang_NegativeArraySizeException);
576 return *exceptionptr;
582 /* new_nullpointerexception ****************************************************
584 generates a java.lang.NullPointerException for the jit compiler
586 *******************************************************************************/
588 java_objectheader *new_nullpointerexception()
590 java_objectheader *e;
592 e = new_exception(string_java_lang_NullPointerException);
595 return *exceptionptr;
602 * These are local overrides for various environment variables in Emacs.
603 * Please do not remove this and leave it at the end of the file, where
604 * Emacs will automagically detect them.
605 * ---------------------------------------------------------------------
608 * indent-tabs-mode: t