Line data Source code
1 : /* src/native/vm/gnuclasspath/java_lang_reflect_VMConstructor.cpp
2 :
3 : Copyright (C) 1996-2013
4 : CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
5 :
6 : This file is part of CACAO.
7 :
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.
12 :
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.
17 :
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
21 : 02110-1301, USA.
22 :
23 : */
24 :
25 :
26 : #include "config.h"
27 :
28 : #include <assert.h>
29 : #include <stdlib.h>
30 :
31 : #include "native/jni.hpp"
32 : #include "native/llni.hpp"
33 : #include "native/native.hpp"
34 :
35 : #if defined(ENABLE_JNI_HEADERS)
36 : # include "native/vm/include/java_lang_reflect_VMConstructor.h"
37 : #endif
38 :
39 : #include "native/vm/reflection.hpp"
40 :
41 : #include "vm/javaobjects.hpp"
42 : #include "vm/string.hpp"
43 : #include "vm/utf8.hpp"
44 : #include "vm/vm.hpp"
45 :
46 :
47 : // Native functions are exported as C functions.
48 : extern "C" {
49 :
50 : /*
51 : * Class: java/lang/reflect/VMConstructor
52 : * Method: getModifiersInternal
53 : * Signature: ()I
54 : */
55 320 : JNIEXPORT jint JNICALL Java_java_lang_reflect_VMConstructor_getModifiersInternal(JNIEnv *env, jobject _this)
56 : {
57 320 : java_lang_reflect_VMConstructor rvmc(_this);
58 320 : methodinfo* m = rvmc.get_method();
59 320 : return m->flags;
60 : }
61 :
62 :
63 : /*
64 : * Class: java/lang/reflect/VMConstructor
65 : * Method: getParameterTypes
66 : * Signature: ()[Ljava/lang/Class;
67 : */
68 468 : JNIEXPORT jobjectArray JNICALL Java_java_lang_reflect_VMConstructor_getParameterTypes(JNIEnv *env, jobject _this)
69 : {
70 468 : java_lang_reflect_VMConstructor rvmc(_this);
71 468 : methodinfo* m = rvmc.get_method();
72 :
73 468 : java_handle_objectarray_t* hoa = method_get_parametertypearray(m);
74 :
75 468 : return (jobjectArray) hoa;
76 : }
77 :
78 :
79 : /*
80 : * Class: java/lang/reflect/VMConstructor
81 : * Method: getExceptionTypes
82 : * Signature: ()[Ljava/lang/Class;
83 : */
84 0 : JNIEXPORT jobjectArray JNICALL Java_java_lang_reflect_VMConstructor_getExceptionTypes(JNIEnv *env, jobject _this)
85 : {
86 0 : java_lang_reflect_VMConstructor rvmc(_this);
87 0 : methodinfo* m = rvmc.get_method();
88 :
89 0 : java_handle_objectarray_t* hoa = method_get_exceptionarray(m);
90 :
91 0 : return (jobjectArray) hoa;
92 : }
93 :
94 :
95 : /*
96 : * Class: java/lang/reflect/VMConstructor
97 : * Method: construct
98 : * Signature: ([Ljava/lang/Object;Ljava/lang/Class;I)Ljava/lang/Object;
99 : */
100 468 : JNIEXPORT jobject JNICALL Java_java_lang_reflect_VMConstructor_construct(JNIEnv *env, jobject _this, jobjectArray args)
101 : {
102 468 : java_lang_reflect_VMConstructor jlrvmc(_this);
103 468 : java_lang_reflect_Constructor jlrc(jlrvmc.get_cons());
104 :
105 468 : java_handle_t* o = jlrc.new_instance((java_handle_objectarray_t*) args);
106 :
107 468 : return (jobject) o;
108 : }
109 :
110 :
111 : /*
112 : * Class: java/lang/reflect/VMConstructor
113 : * Method: getSignature
114 : * Signature: ()Ljava/lang/String;
115 : */
116 0 : JNIEXPORT jstring JNICALL Java_java_lang_reflect_VMConstructor_getSignature(JNIEnv *env, jobject _this)
117 : {
118 0 : java_lang_reflect_VMConstructor rvmc(_this);
119 0 : methodinfo* m = rvmc.get_method();
120 : java_handle_t *o;
121 :
122 0 : if (m->signature == NULL)
123 0 : return NULL;
124 :
125 0 : o = JavaString::from_utf8(m->signature);
126 :
127 : /* In error case o is NULL. */
128 :
129 0 : return (jstring) o;
130 : }
131 :
132 :
133 : #if defined(ENABLE_ANNOTATIONS)
134 : /*
135 : * Class: java/lang/reflect/VMConstructor
136 : * Method: declaredAnnotations
137 : * Signature: ()Ljava/util/Map;
138 : *
139 : * Parses the annotations (if they aren't parsed yet) and stores them into
140 : * the declaredAnnotations map and return this map.
141 : */
142 6 : JNIEXPORT jobject JNICALL Java_java_lang_reflect_VMConstructor_declaredAnnotations(JNIEnv *env, jobject _this)
143 : {
144 6 : java_lang_reflect_VMConstructor rvmc(_this);
145 :
146 6 : java_handle_t* declaredAnnotations = rvmc.get_declaredAnnotations();
147 :
148 : /* are the annotations parsed yet? */
149 6 : if (declaredAnnotations == NULL) {
150 2 : java_handle_bytearray_t* annotations = rvmc.get_annotations();
151 2 : classinfo* declaringClass = rvmc.get_clazz();
152 2 : classinfo* referer = rvmc.get_Class();
153 :
154 2 : declaredAnnotations = Reflection::get_declaredannotations(annotations, declaringClass, referer);
155 :
156 2 : rvmc.set_declaredAnnotations(declaredAnnotations);
157 : }
158 :
159 6 : return (jobject) declaredAnnotations;
160 : }
161 :
162 :
163 : /*
164 : * Class: java/lang/reflect/VMConstructor
165 : * Method: getParameterAnnotations
166 : * Signature: ()[[Ljava/lang/annotation/Annotation;
167 : *
168 : * Parses the parameter annotations and returns them in an 2 dimensional array.
169 : */
170 2 : JNIEXPORT jobjectArray JNICALL Java_java_lang_reflect_VMConstructor_getParameterAnnotations(JNIEnv *env, jobject _this)
171 : {
172 2 : java_lang_reflect_VMConstructor rvmc(_this);
173 :
174 2 : java_handle_bytearray_t* parameterAnnotations = rvmc.get_parameterAnnotations();
175 2 : methodinfo* m = rvmc.get_method();
176 2 : classinfo* referer = rvmc.get_Class();
177 :
178 2 : java_handle_objectarray_t* oa = Reflection::get_parameterannotations(parameterAnnotations, m, referer);
179 :
180 2 : return (jobjectArray) oa;
181 : }
182 : #endif
183 :
184 : } // extern "C"
185 :
186 :
187 : /* native methods implemented by this file ************************************/
188 :
189 : static JNINativeMethod methods[] = {
190 : { (char*) "getModifiersInternal", (char*) "()I", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_getModifiersInternal },
191 : { (char*) "getParameterTypes", (char*) "()[Ljava/lang/Class;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_getParameterTypes },
192 : { (char*) "getExceptionTypes", (char*) "()[Ljava/lang/Class;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_getExceptionTypes },
193 : { (char*) "construct", (char*) "([Ljava/lang/Object;)Ljava/lang/Object;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_construct },
194 : { (char*) "getSignature", (char*) "()Ljava/lang/String;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_getSignature },
195 : #if defined(ENABLE_ANNOTATIONS)
196 : { (char*) "declaredAnnotations", (char*) "()Ljava/util/Map;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_declaredAnnotations },
197 : { (char*) "getParameterAnnotations", (char*) "()[[Ljava/lang/annotation/Annotation;", (void*) (uintptr_t) &Java_java_lang_reflect_VMConstructor_getParameterAnnotations },
198 : #endif
199 : };
200 :
201 :
202 : /* _Jv_java_lang_reflect_VMConstructor_init ************************************
203 :
204 : Register native functions.
205 :
206 : *******************************************************************************/
207 :
208 163 : void _Jv_java_lang_reflect_VMConstructor_init(void)
209 : {
210 163 : Utf8String u = Utf8String::from_utf8("java/lang/reflect/VMConstructor");
211 :
212 163 : NativeMethods& nm = VM::get_current()->get_nativemethods();
213 163 : nm.register_methods(u, methods, NATIVE_METHODS_COUNT);
214 163 : }
215 :
216 :
217 : /*
218 : * These are local overrides for various environment variables in Emacs.
219 : * Please do not remove this and leave it at the end of the file, where
220 : * Emacs will automagically detect them.
221 : * ---------------------------------------------------------------------
222 : * Local variables:
223 : * mode: c++
224 : * indent-tabs-mode: t
225 : * c-basic-offset: 4
226 : * tab-width: 4
227 : * End:
228 : */
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