1 /* src/native/vm/gnuclasspath/gnu_java_lang_VMCPStringBuilder.cpp
4 CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
6 This file is part of CACAO.
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License as
10 published by the Free Software Foundation; either version 2, or (at
11 your option) any later version.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
30 #include "native/jni.h"
31 #include "native/llni.h"
32 #include "native/native.h"
34 #include "native/include/java_lang_String.h"
38 #include "native/include/gnu_java_lang_VMCPStringBuilder.h"
41 #include "vm/builtin.h"
42 #include "vm/exceptions.h"
46 * Class: gnu/java/lang/VMCPStringBuilder
48 * Signature: ([CII)Ljava/lang/String;
50 JNIEXPORT java_lang_String* JNICALL Java_gnu_java_lang_VMCPStringBuilder_toString(JNIEnv *env, jclass clazz, java_handle_chararray_t *value, int32_t startIndex, int32_t count)
56 /* This is a native version of
57 java.lang.String.<init>([CIIZ)Ljava/lang/String; */
60 /* exceptions_throw_stringindexoutofboundsexception("offset: " + offset); */
61 exceptions_throw_stringindexoutofboundsexception();
66 /* exceptions_throw_stringindexoutofboundsexception("count: " + count); */
67 exceptions_throw_stringindexoutofboundsexception();
71 /* equivalent to: offset + count < 0 || offset + count > data.length */
74 length = LLNI_array_size(value);
77 if (length - startIndex < count) {
78 /* exceptions_throw_stringindexoutofboundsexception("offset + count: " + (offset + count)); */
79 exceptions_throw_stringindexoutofboundsexception();
83 o = builtin_new(class_java_lang_String);
88 s = (java_lang_String *) o;
90 LLNI_field_set_ref(s, value, value);
91 LLNI_field_set_val(s, count, count);
92 LLNI_field_set_val(s, offset, startIndex);
98 /* native methods implemented by this file ************************************/
100 static JNINativeMethod methods[] = {
101 { (char*) "toString", (char*) "([CII)Ljava/lang/String;", (void*) (uintptr_t) &Java_gnu_java_lang_VMCPStringBuilder_toString },
105 /* _Jv_gnu_java_lang_VMCPStringBuilder *****************************************
107 Register native functions.
109 *******************************************************************************/
113 void _Jv_gnu_java_lang_VMCPStringBuilder_init(void)
117 u = utf_new_char("gnu/java/lang/VMCPStringBuilder");
119 native_method_register(u, methods, NATIVE_METHODS_COUNT);
125 * These are local overrides for various environment variables in Emacs.
126 * Please do not remove this and leave it at the end of the file, where
127 * Emacs will automagically detect them.
128 * ---------------------------------------------------------------------
131 * indent-tabs-mode: t