/usr/share/octave/packages/java-1.2.8/__java__.h is in octave-java 1.2.8-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 | /* Copyright (C) 2007 Michael Goffioul
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __JAVA__H__
#define __JAVA__H__
#include <octave/oct.h>
#include <octave/config.h>
#ifndef OCTAVE_EXPORT
#include <octave/oct-dlldefs.h>
#endif // OCTAVE_EXPORT
#include <jni.h>
#ifdef JAVAPKG_BUILD
# define JAVAPKG_API OCTAVE_EXPORT
#else
# define JAVAPKG_API OCTAVE_IMPORT
#endif
template <class T>
class java_local_ref
{
public:
java_local_ref (JNIEnv *_env)
: jobj (0), detached (false), env (_env)
{ }
java_local_ref (JNIEnv *_env, T obj)
: jobj (obj), detached (false), env (_env)
{ }
~java_local_ref (void)
{
release ();
}
T& operator= (T obj)
{
release ();
jobj = obj;
detached = false;
return jobj;
}
operator bool () const { return (jobj != 0); }
operator T () { return jobj; }
void detach () { detached = true; }
private:
void release (void)
{
if (env && jobj && ! detached)
env->DeleteLocalRef (jobj);
jobj = 0;
}
java_local_ref (void)
: jobj (0), detached (false), env (0)
{ }
protected:
T jobj;
bool detached;
JNIEnv *env;
};
typedef java_local_ref<jobject> jobject_ref;
typedef java_local_ref<jclass> jclass_ref;
typedef java_local_ref<jstring> jstring_ref;
typedef java_local_ref<jobjectArray> jobjectArray_ref;
typedef java_local_ref<jintArray> jintArray_ref;
typedef java_local_ref<jbyteArray> jbyteArray_ref;
typedef java_local_ref<jdoubleArray> jdoubleArray_ref;
typedef java_local_ref<jthrowable> jthrowable_ref;
extern JAVAPKG_API std::string jstring_to_string (JNIEnv* jni_env, jstring s);
extern JAVAPKG_API std::string jstring_to_string (JNIEnv* jni_env, jobject obj);
extern JAVAPKG_API octave_value box (JNIEnv* jni_env, jobject jobj, jclass jcls = 0);
extern JAVAPKG_API octave_value box_more (JNIEnv* jni_env, jobject jobj, jclass jcls = 0);
extern JAVAPKG_API int unbox (JNIEnv* jni_env, const octave_value& val, jobject_ref& jobj, jclass_ref& jcls);
extern JAVAPKG_API int unbox (JNIEnv* jni_env, const octave_value_list& args, jobjectArray_ref& jobjs, jobjectArray_ref& jclss);
extern JAVAPKG_API bool Vjava_convert_matrix;
extern JAVAPKG_API bool Vjava_unsigned_conversion;
extern JAVAPKG_API bool Vjava_debug;
class JAVAPKG_API octave_java : public octave_base_value
{
public:
octave_java (void)
: java_object (0), java_class (0)
{ }
octave_java (const octave_java& jobj)
: java_object (0), java_class (0)
{
init (jobj.java_object, jobj.java_class);
}
octave_java (jobject obj, jclass cls = 0)
: java_object (0)
{
init (obj, cls);
}
~octave_java (void)
{
release ();
}
jobject to_java () const { return java_object; }
jclass to_class () const { return java_class; }
std::string java_class_name () const { return java_type; }
octave_base_value* clone(void) const { return new octave_java(*this); }
octave_base_value* empty_clone(void) const { return new octave_java(); }
bool is_defined(void) const { return true; }
bool is_map (void) const { return true; }
string_vector map_keys(void) const;
dim_vector dims(void) const;
void print(std::ostream& os, bool pr_as_read_syntax = false) const
{
os << "<Java object: " << java_type << ">";
newline(os);
}
void print_raw(std::ostream& os, bool pr_as_read_syntax = false) const
{
print(os, pr_as_read_syntax);
}
octave_value_list subsref (const std::string& type, const std::list<octave_value_list>& idx, int nargout);
octave_value subsref (const std::string& type,
const std::list<octave_value_list>& idx)
{
octave_value_list retval = subsref (type, idx, 1);
return (retval.length () > 0 ? retval(0) : octave_value ());
}
octave_value subsasgn (const std::string& type, const std::list<octave_value_list>& idx, const octave_value& rhs);
octave_value convert_to_str_internal (bool pad, bool force, char type) const;
bool is_string (void) const
{
JNIEnv *current_env = thread_jni_env ();
if (current_env && java_object)
{
jclass_ref cls (current_env, current_env->FindClass ("java/lang/String"));
return current_env->IsInstanceOf (java_object, cls);
}
return false;
}
static JNIEnv* thread_jni_env (void);
octave_value do_java_invoke (JNIEnv* jni_env, const std::string& name,
const octave_value_list& args);
octave_value do_java_invoke (const std::string& name, const octave_value_list& args)
{ return do_java_invoke(thread_jni_env (), name, args); }
static octave_value do_java_invoke (JNIEnv* jni_env, const std::string& class_name,
const std::string& name, const octave_value_list& args);
static octave_value do_java_invoke (const std::string& class_name,
const std::string& name, const octave_value_list& args)
{ return do_java_invoke(thread_jni_env (), class_name, name, args); }
static octave_value do_java_create (JNIEnv* jni_env, const std::string& name,
const octave_value_list& args);
static octave_value do_java_create (const std::string& name, const octave_value_list& args)
{ return do_java_create (thread_jni_env (), name, args); }
octave_value do_java_get (JNIEnv* jni_env, const std::string& name);
octave_value do_java_get (const std::string& name)
{ return do_java_get (thread_jni_env (), name); }
static octave_value do_java_get (JNIEnv* jni_env, const std::string& class_name,
const std::string& name);
static octave_value do_java_get (const std::string& class_name, const std::string& name)
{ return do_java_get (thread_jni_env (), class_name, name); }
octave_value do_java_set (JNIEnv* jni_env, const std::string& name, const octave_value& val);
octave_value do_java_set (const std::string& name, const octave_value& val)
{ return do_java_set (thread_jni_env (), name, val); }
static octave_value do_java_set (JNIEnv* jni_env, const std::string& class_name,
const std::string& name, const octave_value& val);
static octave_value do_java_set (const std::string& class_name, const std::string& name,
const octave_value& val)
{ return do_java_set (thread_jni_env (), class_name, name, val); }
private:
void init (jobject jobj, jclass jcls)
{
JNIEnv *current_env = thread_jni_env ();
if (current_env)
{
if (jobj)
java_object = current_env->NewGlobalRef (jobj);
if (jcls)
java_class = reinterpret_cast<jclass> (current_env->NewGlobalRef (jcls));
else if (java_object)
{
jclass_ref ocls (current_env, current_env->GetObjectClass (java_object));
java_class = reinterpret_cast<jclass> (current_env->NewGlobalRef (jclass (ocls)));
}
if (java_class)
{
jclass_ref clsCls (current_env, current_env->GetObjectClass (java_class));
jmethodID mID = current_env->GetMethodID (clsCls, "getCanonicalName", "()Ljava/lang/String;");
jobject_ref resObj (current_env, current_env->CallObjectMethod (java_class, mID));
java_type = jstring_to_string (current_env, resObj);
}
}
}
void release ()
{
JNIEnv *current_env = thread_jni_env ();
if (current_env)
{
if (java_object)
current_env->DeleteGlobalRef (java_object);
if (java_class)
current_env->DeleteGlobalRef (java_class);
java_object = 0;
java_class = 0;
}
}
private:
DECLARE_OCTAVE_ALLOCATOR
DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA
jobject java_object;
jclass java_class;
std::string java_type;
};
#endif /* __JAVA__H__ */
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