Piotr Jastrzebski | 51b1b69 | 2015-02-16 15:01:09 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Oracle designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Oracle in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 22 | * or visit www.oracle.com if you need additional information or have any |
| 23 | * questions. |
| 24 | */ |
| 25 | |
| 26 | #include <string.h> |
| 27 | |
| 28 | #include "jni.h" |
| 29 | #include "jni_util.h" |
| 30 | #include "jvm.h" |
| 31 | #include "java_props.h" |
| 32 | |
| 33 | #include "java_lang_System.h" |
| 34 | |
| 35 | #define OBJ "Ljava/lang/Object;" |
| 36 | |
| 37 | /* Only register the performance-critical methods */ |
| 38 | static JNINativeMethod methods[] = { |
| 39 | {"currentTimeMillis", "()J", (void *)&JVM_CurrentTimeMillis}, |
| 40 | {"nanoTime", "()J", (void *)&JVM_NanoTime}, |
| 41 | {"arraycopy", "(" OBJ "I" OBJ "II)V", (void *)&JVM_ArrayCopy}, |
| 42 | }; |
| 43 | |
| 44 | #undef OBJ |
| 45 | |
| 46 | JNIEXPORT void JNICALL |
| 47 | Java_java_lang_System_registerNatives(JNIEnv *env, jclass cls) |
| 48 | { |
| 49 | (*env)->RegisterNatives(env, cls, |
| 50 | methods, sizeof(methods)/sizeof(methods[0])); |
| 51 | } |
| 52 | |
| 53 | JNIEXPORT jint JNICALL |
| 54 | Java_java_lang_System_identityHashCode(JNIEnv *env, jobject this, jobject x) |
| 55 | { |
| 56 | return JVM_IHashCode(env, x); |
| 57 | } |
| 58 | |
| 59 | #define PUTPROP(props, key, val) \ |
| 60 | if (1) { \ |
| 61 | jstring jkey = (*env)->NewStringUTF(env, key); \ |
| 62 | jstring jval = (*env)->NewStringUTF(env, val); \ |
| 63 | jobject r = (*env)->CallObjectMethod(env, props, putID, jkey, jval); \ |
| 64 | if ((*env)->ExceptionOccurred(env)) return NULL; \ |
| 65 | (*env)->DeleteLocalRef(env, jkey); \ |
| 66 | (*env)->DeleteLocalRef(env, jval); \ |
| 67 | (*env)->DeleteLocalRef(env, r); \ |
| 68 | } else ((void) 0) |
| 69 | |
| 70 | /* "key" is a char type string with only ASCII character in it. |
| 71 | "val" is a nchar (typedefed in java_props.h) type string */ |
| 72 | |
| 73 | #define PUTPROP_ForPlatformNString(props, key, val) \ |
| 74 | if (1) { \ |
| 75 | jstring jkey = (*env)->NewStringUTF(env, key); \ |
| 76 | jstring jval = GetStringPlatform(env, val); \ |
| 77 | jobject r = (*env)->CallObjectMethod(env, props, putID, jkey, jval); \ |
| 78 | if ((*env)->ExceptionOccurred(env)) return NULL; \ |
| 79 | (*env)->DeleteLocalRef(env, jkey); \ |
| 80 | (*env)->DeleteLocalRef(env, jval); \ |
| 81 | (*env)->DeleteLocalRef(env, r); \ |
| 82 | } else ((void) 0) |
| 83 | #define REMOVEPROP(props, key) \ |
| 84 | if (1) { \ |
| 85 | jstring jkey = JNU_NewStringPlatform(env, key); \ |
| 86 | jobject r = (*env)->CallObjectMethod(env, props, removeID, jkey); \ |
| 87 | if ((*env)->ExceptionOccurred(env)) return NULL; \ |
| 88 | (*env)->DeleteLocalRef(env, jkey); \ |
| 89 | (*env)->DeleteLocalRef(env, r); \ |
| 90 | } else ((void) 0) |
| 91 | #define GETPROP(props, key, jret) \ |
| 92 | if (1) { \ |
| 93 | jstring jkey = JNU_NewStringPlatform(env, key); \ |
| 94 | jret = (*env)->CallObjectMethod(env, props, getPropID, jkey); \ |
| 95 | if ((*env)->ExceptionOccurred(env)) return NULL; \ |
| 96 | (*env)->DeleteLocalRef(env, jkey); \ |
| 97 | } else ((void) 0) |
| 98 | |
| 99 | #ifndef VENDOR /* Third party may overwrite this. */ |
| 100 | #define VENDOR "Oracle Corporation" |
| 101 | #define VENDOR_URL "http://java.oracle.com/" |
| 102 | #define VENDOR_URL_BUG "http://bugreport.sun.com/bugreport/" |
| 103 | #endif |
| 104 | |
| 105 | #define JAVA_MAX_SUPPORTED_VERSION 51 |
| 106 | #define JAVA_MAX_SUPPORTED_MINOR_VERSION 0 |
| 107 | |
| 108 | #ifdef JAVA_SPECIFICATION_VENDOR /* Third party may NOT overwrite this. */ |
| 109 | #error "ERROR: No override of JAVA_SPECIFICATION_VENDOR is allowed" |
| 110 | #else |
| 111 | #define JAVA_SPECIFICATION_VENDOR "Oracle Corporation" |
| 112 | #endif |
| 113 | |
| 114 | static int fmtdefault; // boolean value |
| 115 | jobject fillI18nProps(JNIEnv *env, jobject props, char *baseKey, |
| 116 | char *platformDispVal, char *platformFmtVal, |
| 117 | jmethodID putID, jmethodID getPropID) { |
| 118 | jstring jVMBaseVal = NULL; |
| 119 | |
| 120 | GETPROP(props, baseKey, jVMBaseVal); |
| 121 | if (jVMBaseVal) { |
| 122 | // user specified the base property. there's nothing to do here. |
| 123 | (*env)->DeleteLocalRef(env, jVMBaseVal); |
| 124 | } else { |
| 125 | char buf[64]; |
| 126 | jstring jVMVal = NULL; |
| 127 | const char *baseVal = ""; |
| 128 | |
| 129 | /* user.xxx base property */ |
| 130 | if (fmtdefault) { |
| 131 | if (platformFmtVal) { |
| 132 | PUTPROP(props, baseKey, platformFmtVal); |
| 133 | baseVal = platformFmtVal; |
| 134 | } |
| 135 | } else { |
| 136 | if (platformDispVal) { |
| 137 | PUTPROP(props, baseKey, platformDispVal); |
| 138 | baseVal = platformDispVal; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | /* user.xxx.display property */ |
| 143 | jio_snprintf(buf, sizeof(buf), "%s.display", baseKey); |
| 144 | GETPROP(props, buf, jVMVal); |
| 145 | if (jVMVal == NULL) { |
| 146 | if (platformDispVal && (strcmp(baseVal, platformDispVal) != 0)) { |
| 147 | PUTPROP(props, buf, platformDispVal); |
| 148 | } |
| 149 | } else { |
| 150 | (*env)->DeleteLocalRef(env, jVMVal); |
| 151 | } |
| 152 | |
| 153 | /* user.xxx.format property */ |
| 154 | jio_snprintf(buf, sizeof(buf), "%s.format", baseKey); |
| 155 | GETPROP(props, buf, jVMVal); |
| 156 | if (jVMVal == NULL) { |
| 157 | if (platformFmtVal && (strcmp(baseVal, platformFmtVal) != 0)) { |
| 158 | PUTPROP(props, buf, platformFmtVal); |
| 159 | } |
| 160 | } else { |
| 161 | (*env)->DeleteLocalRef(env, jVMVal); |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | return NULL; |
| 166 | } |
| 167 | |
| 168 | JNIEXPORT jobject JNICALL |
| 169 | Java_java_lang_System_initProperties(JNIEnv *env, jclass cla, jobject props) |
| 170 | { |
| 171 | char buf[128]; |
| 172 | java_props_t *sprops = GetJavaProperties(env); |
| 173 | jmethodID putID = (*env)->GetMethodID(env, |
| 174 | (*env)->GetObjectClass(env, props), |
| 175 | "put", |
| 176 | "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;"); |
| 177 | jmethodID removeID = (*env)->GetMethodID(env, |
| 178 | (*env)->GetObjectClass(env, props), |
| 179 | "remove", |
| 180 | "(Ljava/lang/Object;)Ljava/lang/Object;"); |
| 181 | jmethodID getPropID = (*env)->GetMethodID(env, |
| 182 | (*env)->GetObjectClass(env, props), |
| 183 | "getProperty", |
| 184 | "(Ljava/lang/String;)Ljava/lang/String;"); |
| 185 | jobject ret = NULL; |
| 186 | jstring jVMVal = NULL; |
| 187 | |
| 188 | if (sprops == NULL || putID == NULL ) return NULL; |
| 189 | |
| 190 | PUTPROP(props, "java.specification.version", |
| 191 | JDK_MAJOR_VERSION "." JDK_MINOR_VERSION); |
| 192 | PUTPROP(props, "java.specification.name", |
| 193 | "Java Platform API Specification"); |
| 194 | PUTPROP(props, "java.specification.vendor", |
| 195 | JAVA_SPECIFICATION_VENDOR); |
| 196 | |
| 197 | PUTPROP(props, "java.version", RELEASE); |
| 198 | PUTPROP(props, "java.vendor", VENDOR); |
| 199 | PUTPROP(props, "java.vendor.url", VENDOR_URL); |
| 200 | PUTPROP(props, "java.vendor.url.bug", VENDOR_URL_BUG); |
| 201 | |
| 202 | jio_snprintf(buf, sizeof(buf), "%d.%d", JAVA_MAX_SUPPORTED_VERSION, |
| 203 | JAVA_MAX_SUPPORTED_MINOR_VERSION); |
| 204 | PUTPROP(props, "java.class.version", buf); |
| 205 | |
| 206 | if (sprops->awt_toolkit) { |
| 207 | PUTPROP(props, "awt.toolkit", sprops->awt_toolkit); |
| 208 | } |
| 209 | |
| 210 | /* os properties */ |
| 211 | PUTPROP(props, "os.name", sprops->os_name); |
| 212 | PUTPROP(props, "os.version", sprops->os_version); |
| 213 | PUTPROP(props, "os.arch", sprops->os_arch); |
| 214 | |
| 215 | /* file system properties */ |
| 216 | PUTPROP(props, "file.separator", sprops->file_separator); |
| 217 | PUTPROP(props, "path.separator", sprops->path_separator); |
| 218 | PUTPROP(props, "line.separator", sprops->line_separator); |
| 219 | |
| 220 | /* |
| 221 | * user.language |
| 222 | * user.script, user.country, user.variant (if user's environment specifies them) |
| 223 | * file.encoding |
| 224 | * file.encoding.pkg |
| 225 | */ |
| 226 | PUTPROP(props, "user.language", sprops->language); |
| 227 | if (sprops->script) { |
| 228 | PUTPROP(props, "user.script", sprops->script); |
| 229 | } |
| 230 | if (sprops->country) { |
| 231 | PUTPROP(props, "user.country", sprops->country); |
| 232 | } |
| 233 | if (sprops->variant) { |
| 234 | PUTPROP(props, "user.variant", sprops->variant); |
| 235 | } |
| 236 | PUTPROP(props, "file.encoding", sprops->encoding); |
| 237 | PUTPROP(props, "sun.jnu.encoding", sprops->sun_jnu_encoding); |
| 238 | PUTPROP(props, "file.encoding.pkg", "sun.io"); |
| 239 | /* unicode_encoding specifies the default endianness */ |
| 240 | PUTPROP(props, "sun.io.unicode.encoding", sprops->unicode_encoding); |
| 241 | PUTPROP(props, "sun.cpu.isalist", |
| 242 | (sprops->cpu_isalist ? sprops->cpu_isalist : "")); |
| 243 | PUTPROP(props, "sun.cpu.endian", sprops->cpu_endian); |
| 244 | |
| 245 | |
| 246 | #ifdef MACOSX |
| 247 | /* Proxy setting properties */ |
| 248 | if (sprops->httpProxyEnabled) { |
| 249 | PUTPROP(props, "http.proxyHost", sprops->httpHost); |
| 250 | PUTPROP(props, "http.proxyPort", sprops->httpPort); |
| 251 | } |
| 252 | |
| 253 | if (sprops->httpsProxyEnabled) { |
| 254 | PUTPROP(props, "https.proxyHost", sprops->httpsHost); |
| 255 | PUTPROP(props, "https.proxyPort", sprops->httpsPort); |
| 256 | } |
| 257 | |
| 258 | if (sprops->ftpProxyEnabled) { |
| 259 | PUTPROP(props, "ftp.proxyHost", sprops->ftpHost); |
| 260 | PUTPROP(props, "ftp.proxyPort", sprops->ftpPort); |
| 261 | } |
| 262 | |
| 263 | if (sprops->socksProxyEnabled) { |
| 264 | PUTPROP(props, "socksProxyHost", sprops->socksHost); |
| 265 | PUTPROP(props, "socksProxyPort", sprops->socksPort); |
| 266 | } |
| 267 | |
| 268 | if (sprops->gopherProxyEnabled) { |
| 269 | // The gopher client is different in that it expects an 'is this set?' flag that the others don't. |
| 270 | PUTPROP(props, "gopherProxySet", "true"); |
| 271 | PUTPROP(props, "gopherProxyHost", sprops->gopherHost); |
| 272 | PUTPROP(props, "gopherProxyPort", sprops->gopherPort); |
| 273 | } else { |
| 274 | PUTPROP(props, "gopherProxySet", "false"); |
| 275 | } |
| 276 | |
| 277 | // Mac OS X only has a single proxy exception list which applies |
| 278 | // to all protocols |
| 279 | if (sprops->exceptionList) { |
| 280 | PUTPROP(props, "http.nonProxyHosts", sprops->exceptionList); |
| 281 | // HTTPS: implementation in jsse.jar uses http.nonProxyHosts |
| 282 | PUTPROP(props, "ftp.nonProxyHosts", sprops->exceptionList); |
| 283 | PUTPROP(props, "socksNonProxyHosts", sprops->exceptionList); |
| 284 | } |
| 285 | #endif |
| 286 | |
| 287 | /* !!! DO NOT call PUTPROP_ForPlatformNString before this line !!! |
| 288 | * !!! I18n properties have not been set up yet !!! |
| 289 | */ |
| 290 | |
| 291 | /* Printing properties */ |
| 292 | /* Note: java.awt.printerjob is an implementation private property which |
| 293 | * just happens to have a java.* name because it is referenced in |
| 294 | * a java.awt class. It is the mechanism by which the implementation |
| 295 | * finds the appropriate class in the JRE for the platform. |
| 296 | * It is explicitly not designed to be overridden by clients as |
| 297 | * a way of replacing the implementation class, and in any case |
| 298 | * the mechanism by which the class is loaded is constrained to only |
| 299 | * find and load classes that are part of the JRE. |
| 300 | * This property may be removed if that mechanism is redesigned |
| 301 | */ |
| 302 | PUTPROP(props, "java.awt.printerjob", sprops->printerJob); |
| 303 | |
| 304 | /* data model */ |
| 305 | if (sizeof(sprops) == 4) { |
| 306 | sprops->data_model = "32"; |
| 307 | } else if (sizeof(sprops) == 8) { |
| 308 | sprops->data_model = "64"; |
| 309 | } else { |
| 310 | sprops->data_model = "unknown"; |
| 311 | } |
| 312 | PUTPROP(props, "sun.arch.data.model", \ |
| 313 | sprops->data_model); |
| 314 | |
| 315 | /* patch level */ |
| 316 | PUTPROP(props, "sun.os.patch.level", \ |
| 317 | sprops->patch_level); |
| 318 | |
| 319 | /* Java2D properties */ |
| 320 | /* Note: java.awt.graphicsenv is an implementation private property which |
| 321 | * just happens to have a java.* name because it is referenced in |
| 322 | * a java.awt class. It is the mechanism by which the implementation |
| 323 | * finds the appropriate class in the JRE for the platform. |
| 324 | * It is explicitly not designed to be overridden by clients as |
| 325 | * a way of replacing the implementation class, and in any case |
| 326 | * the mechanism by which the class is loaded is constrained to only |
| 327 | * find and load classes that are part of the JRE. |
| 328 | * This property may be removed if that mechanism is redesigned |
| 329 | */ |
| 330 | PUTPROP(props, "java.awt.graphicsenv", sprops->graphics_env); |
| 331 | if (sprops->font_dir != NULL) { |
| 332 | PUTPROP_ForPlatformNString(props, |
| 333 | "sun.java2d.fontpath", sprops->font_dir); |
| 334 | } |
| 335 | |
| 336 | PUTPROP_ForPlatformNString(props, "java.io.tmpdir", sprops->tmp_dir); |
| 337 | |
| 338 | PUTPROP_ForPlatformNString(props, "user.name", sprops->user_name); |
| 339 | PUTPROP_ForPlatformNString(props, "user.home", sprops->user_home); |
| 340 | |
| 341 | PUTPROP(props, "user.timezone", sprops->timezone); |
| 342 | |
| 343 | PUTPROP_ForPlatformNString(props, "user.dir", sprops->user_dir); |
| 344 | |
| 345 | /* This is a sun. property as it is currently only set for Gnome and |
| 346 | * Windows desktops. |
| 347 | */ |
| 348 | if (sprops->desktop != NULL) { |
| 349 | PUTPROP(props, "sun.desktop", sprops->desktop); |
| 350 | } |
| 351 | |
| 352 | /* |
| 353 | * unset "user.language", "user.script", "user.country", and "user.variant" |
| 354 | * in order to tell whether the command line option "-DXXXX=YYYY" is |
| 355 | * specified or not. They will be reset in fillI18nProps() below. |
| 356 | */ |
| 357 | REMOVEPROP(props, "user.language"); |
| 358 | REMOVEPROP(props, "user.script"); |
| 359 | REMOVEPROP(props, "user.country"); |
| 360 | REMOVEPROP(props, "user.variant"); |
| 361 | REMOVEPROP(props, "file.encoding"); |
| 362 | |
| 363 | ret = JVM_InitProperties(env, props); |
| 364 | |
| 365 | /* Check the compatibility flag */ |
| 366 | GETPROP(props, "sun.locale.formatasdefault", jVMVal); |
| 367 | if (jVMVal) { |
| 368 | const char * val = (*env)->GetStringUTFChars(env, jVMVal, 0); |
| 369 | fmtdefault = !strcmp(val, "true"); |
| 370 | (*env)->ReleaseStringUTFChars(env, jVMVal, val); |
| 371 | (*env)->DeleteLocalRef(env, jVMVal); |
| 372 | } |
| 373 | |
| 374 | /* reconstruct i18n related properties */ |
| 375 | fillI18nProps(env, props, "user.language", sprops->display_language, |
| 376 | sprops->format_language, putID, getPropID); |
| 377 | fillI18nProps(env, props, "user.script", |
| 378 | sprops->display_script, sprops->format_script, putID, getPropID); |
| 379 | fillI18nProps(env, props, "user.country", |
| 380 | sprops->display_country, sprops->format_country, putID, getPropID); |
| 381 | fillI18nProps(env, props, "user.variant", |
| 382 | sprops->display_variant, sprops->format_variant, putID, getPropID); |
| 383 | GETPROP(props, "file.encoding", jVMVal); |
| 384 | if (jVMVal == NULL) { |
| 385 | #ifdef MACOSX |
| 386 | /* |
| 387 | * Since sun_jnu_encoding is now hard-coded to UTF-8 on Mac, we don't |
| 388 | * want to use it to overwrite file.encoding |
| 389 | */ |
| 390 | PUTPROP(props, "file.encoding", sprops->encoding); |
| 391 | #else |
| 392 | if (fmtdefault) { |
| 393 | PUTPROP(props, "file.encoding", sprops->encoding); |
| 394 | } else { |
| 395 | PUTPROP(props, "file.encoding", sprops->sun_jnu_encoding); |
| 396 | } |
| 397 | #endif |
| 398 | } else { |
| 399 | (*env)->DeleteLocalRef(env, jVMVal); |
| 400 | } |
| 401 | |
| 402 | return ret; |
| 403 | } |
| 404 | |
| 405 | /* |
| 406 | * The following three functions implement setter methods for |
| 407 | * java.lang.System.{in, out, err}. They are natively implemented |
| 408 | * because they violate the semantics of the language (i.e. set final |
| 409 | * variable). |
| 410 | */ |
| 411 | JNIEXPORT void JNICALL |
| 412 | Java_java_lang_System_setIn0(JNIEnv *env, jclass cla, jobject stream) |
| 413 | { |
| 414 | jfieldID fid = |
| 415 | (*env)->GetStaticFieldID(env,cla,"in","Ljava/io/InputStream;"); |
| 416 | if (fid == 0) |
| 417 | return; |
| 418 | (*env)->SetStaticObjectField(env,cla,fid,stream); |
| 419 | } |
| 420 | |
| 421 | JNIEXPORT void JNICALL |
| 422 | Java_java_lang_System_setOut0(JNIEnv *env, jclass cla, jobject stream) |
| 423 | { |
| 424 | jfieldID fid = |
| 425 | (*env)->GetStaticFieldID(env,cla,"out","Ljava/io/PrintStream;"); |
| 426 | if (fid == 0) |
| 427 | return; |
| 428 | (*env)->SetStaticObjectField(env,cla,fid,stream); |
| 429 | } |
| 430 | |
| 431 | JNIEXPORT void JNICALL |
| 432 | Java_java_lang_System_setErr0(JNIEnv *env, jclass cla, jobject stream) |
| 433 | { |
| 434 | jfieldID fid = |
| 435 | (*env)->GetStaticFieldID(env,cla,"err","Ljava/io/PrintStream;"); |
| 436 | if (fid == 0) |
| 437 | return; |
| 438 | (*env)->SetStaticObjectField(env,cla,fid,stream); |
| 439 | } |
| 440 | |
| 441 | static void cpchars(jchar *dst, char *src, int n) |
| 442 | { |
| 443 | int i; |
| 444 | for (i = 0; i < n; i++) { |
| 445 | dst[i] = src[i]; |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | JNIEXPORT jstring JNICALL |
| 450 | Java_java_lang_System_mapLibraryName(JNIEnv *env, jclass ign, jstring libname) |
| 451 | { |
| 452 | int len; |
| 453 | int prefix_len = (int) strlen(JNI_LIB_PREFIX); |
| 454 | int suffix_len = (int) strlen(JNI_LIB_SUFFIX); |
| 455 | |
| 456 | jchar chars[256]; |
| 457 | if (libname == NULL) { |
| 458 | JNU_ThrowNullPointerException(env, 0); |
| 459 | return NULL; |
| 460 | } |
| 461 | len = (*env)->GetStringLength(env, libname); |
| 462 | if (len > 240) { |
| 463 | JNU_ThrowIllegalArgumentException(env, "name too long"); |
| 464 | return NULL; |
| 465 | } |
| 466 | cpchars(chars, JNI_LIB_PREFIX, prefix_len); |
| 467 | (*env)->GetStringRegion(env, libname, 0, len, chars + prefix_len); |
| 468 | len += prefix_len; |
| 469 | cpchars(chars + len, JNI_LIB_SUFFIX, suffix_len); |
| 470 | len += suffix_len; |
| 471 | |
| 472 | return (*env)->NewString(env, chars, len); |
| 473 | } |