1 /* nat/VMObject.c - java/lang/Object
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: Roman Obermaiser
29 Changes: Joseph Wenninger
31 $Id: VMObject.c 1377 2004-08-01 22:01:00Z stefan $
38 #include "exceptions.h"
45 #include "threads/locks.h"
46 #include "toolbox/logging.h"
47 #include "toolbox/memory.h"
48 #include "java_lang_Cloneable.h"
49 #include "java_lang_Object.h"
53 * Class: java/lang/Object
55 * Signature: ()Ljava/lang/Object;
57 JNIEXPORT java_lang_Object* JNICALL Java_java_lang_VMObject_clone(JNIEnv *env, jclass clazz, java_lang_Cloneable *this)
60 java_lang_Object *new;
61 arraydescriptor *desc;
63 if ((desc = this->header.vftbl->arraydesc) != NULL) {
64 /* We are cloning an array */
66 u4 size = desc->dataoffset + desc->componentsize * ((java_arrayheader *) this)->size;
68 new = (java_lang_Object *) heap_allocate(size, (desc->arraytype == ARRAYTYPE_OBJECT), NULL);
69 memcpy(new, this, size);
70 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
77 /* We are cloning a non-array */
78 if (!builtin_instanceof((java_objectheader *) this, class_java_lang_Cloneable)) {
80 new_exception(string_java_lang_CloneNotSupportedException);
84 /* XXX should use vftbl */
85 c = this->header.vftbl->class;
86 new = (java_lang_Object *) builtin_new(c);
91 memcpy(new, this, c->instancesize);
92 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
101 * Class: java/lang/Object
105 JNIEXPORT void JNICALL Java_java_lang_VMObject_notify(JNIEnv *env, jclass clazz, java_lang_Object *this)
108 log_text("java_lang_Object_notify called");
110 #if defined(USE_THREADS)
111 signal_cond_for_object(&this->header);
117 * Class: java/lang/Object
121 JNIEXPORT void JNICALL Java_java_lang_VMObject_notifyAll(JNIEnv *env, jclass clazz, java_lang_Object *this)
124 log_text("java_lang_Object_notifyAll called");
126 #if defined(USE_THREADS)
127 broadcast_cond_for_object(&this->header);
133 * Class: java/lang/Object
137 JNIEXPORT void JNICALL Java_java_lang_VMObject_wait(JNIEnv *env, jclass clazz, java_lang_Object *this, s8 time, s4 par3)
140 log_text("java_lang_VMObject_wait called");
142 #if defined(USE_THREADS)
143 wait_cond_for_object(&this->header, time, par3);
149 * These are local overrides for various environment variables in Emacs.
150 * Please do not remove this and leave it at the end of the file, where
151 * Emacs will automagically detect them.
152 * ---------------------------------------------------------------------
155 * indent-tabs-mode: t