android/android_api/base/jni/JniOcStack.cpp

   1 /*
   2 * //******************************************************************
   3 * //
   4 * // Copyright 2015 Intel Corporation.
   5 * //
   6 * //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
   7 * //
   8 * // Licensed under the Apache License, Version 2.0 (the "License");
   9 * // you may not use this file except in compliance with the License.
  10 * // You may obtain a copy of the License at
  11 * //
  12 * //      http://www.apache.org/licenses/LICENSE-2.0
  13 * //
  14 * // Unless required by applicable law or agreed to in writing, software
  15 * // distributed under the License is distributed on an "AS IS" BASIS,
  16 * // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17 * // See the License for the specific language governing permissions and
  18 * // limitations under the License.
  19 * //
  20 * //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
  21 */
  22 #include "JniOcStack.h"
  23 #include "OCApi.h"
  24 #include "OCPlatform.h"
  25 #include "OCRepresentation.h"
  26 #include "JniUtils.h"
  27
  28 JavaVM* g_jvm = nullptr;
  29
  30 jclass g_cls_Integer = nullptr;
  31 jclass g_cls_int1DArray = nullptr;
  32 jclass g_cls_int2DArray = nullptr;
  33 jclass g_cls_Double = nullptr;
  34 jclass g_cls_double1DArray = nullptr;
  35 jclass g_cls_double2DArray = nullptr;
  36 jclass g_cls_Boolean = nullptr;
  37 jclass g_cls_boolean1DArray = nullptr;
  38 jclass g_cls_boolean2DArray = nullptr;
  39 jclass g_cls_String = nullptr;
  40 jclass g_cls_String1DArray = nullptr;
  41 jclass g_cls_String2DArray = nullptr;
  42 jclass g_cls_LinkedList = nullptr;
  43 jclass g_cls_Map = nullptr;
  44 jclass g_cls_MapEntry = nullptr;
  45 jclass g_cls_Set = nullptr;
  46 jclass g_cls_Iterator = nullptr;
  47 jclass g_cls_HashMap = nullptr;
  48 jclass g_cls_OcException = nullptr;
  49 jclass g_cls_OcResource = nullptr;
  50 jclass g_cls_OcRepresentation = nullptr;
  51 jclass g_cls_OcRepresentation1DArray = nullptr;
  52 jclass g_cls_OcRepresentation2DArray = nullptr;
  53 jclass g_cls_OcResourceRequest = nullptr;
  54 jclass g_cls_OcResourceResponse = nullptr;
  55 jclass g_cls_OcResourceHandle = nullptr;
  56 jclass g_cls_OcPresenceHandle = nullptr;
  57 jclass g_cls_OcRequestHandle = nullptr;
  58 jclass g_cls_OcPresenceStatus = nullptr;
  59 jclass g_cls_OcHeaderOption = nullptr;
  60 jclass g_cls_ObservationInfo = nullptr;
  61 jclass g_cls_OcResourceIdentifier = nullptr;
  62 jclass g_cls_OcProvisionResult = nullptr;
  63 jclass g_cls_OcSecureResource = nullptr;
  64 jclass g_cls_OcOicSecAcl = nullptr;
  65
  66 jmethodID g_mid_Integer_ctor = nullptr;
  67 jmethodID g_mid_Double_ctor = nullptr;
  68 jmethodID g_mid_Boolean_ctor = nullptr;
  69 jmethodID g_mid_LinkedList_ctor = nullptr;
  70 jmethodID g_mid_LinkedList_add_object = nullptr;
  71 jmethodID g_mid_Map_entrySet = nullptr;
  72 jmethodID g_mid_MapEntry_getKey = nullptr;
  73 jmethodID g_mid_MapEntry_getValue = nullptr;
  74 jmethodID g_mid_Set_iterator = nullptr;
  75 jmethodID g_mid_Iterator_hasNext = nullptr;
  76 jmethodID g_mid_Iterator_next = nullptr;
  77 jmethodID g_mid_HashMap_ctor = nullptr;
  78 jmethodID g_mid_HashMap_put = nullptr;
  79 jmethodID g_mid_OcException_ctor = nullptr;
  80 jmethodID g_mid_OcException_setNativeExceptionLocation = nullptr;
  81 jmethodID g_mid_OcResource_ctor = nullptr;
  82 jmethodID g_mid_OcRepresentation_N_ctor = nullptr;
  83 jmethodID g_mid_OcRepresentation_N_ctor_bool = nullptr;
  84 jmethodID g_mid_OcResourceRequest_N_ctor = nullptr;
  85 jmethodID g_mid_OcResourceResponse_N_ctor = nullptr;
  86 jmethodID g_mid_OcResourceHandle_N_ctor = nullptr;
  87 jmethodID g_mid_OcPresenceHandle_N_ctor = nullptr;
  88 jmethodID g_mid_OcRequestHandle_N_ctor = nullptr;
  89 jmethodID g_mid_OcHeaderOption_ctor = nullptr;
  90 jmethodID g_mid_OcHeaderOption_get_id = nullptr;
  91 jmethodID g_mid_OcHeaderOption_get_data = nullptr;
  92 jmethodID g_mid_ObservationInfo_N_ctor = nullptr;
  93 jmethodID g_mid_OcPresenceStatus_get = nullptr;
  94 jmethodID g_mid_OcResourceIdentifier_N_ctor = nullptr;
  95 jmethodID g_mid_OcProvisionResult_ctor = nullptr;
  96 jmethodID g_mid_OcSecureResource_ctor = nullptr;
  97
  98 jmethodID g_mid_OcOicSecAcl_get_subject = nullptr;
  99 jmethodID g_mid_OcOicSecAcl_get_resources_cnt = nullptr;
 100 jmethodID g_mid_OcOicSecAcl_get_resources = nullptr;
 101 jmethodID g_mid_OcOicSecAcl_get_permission = nullptr;
 102 jmethodID g_mid_OcOicSecAcl_get_periods_cnt = nullptr;
 103 jmethodID g_mid_OcOicSecAcl_get_periods = nullptr;
 104 jmethodID g_mid_OcOicSecAcl_get_recurrences = nullptr;
 105 jmethodID g_mid_OcOicSecAcl_get_rownerID = nullptr;
 106
 107 jobject getOcException(JNIEnv* env, const char* file, const char* functionName,
 108     const int line, const int code, const char* message)
 109 {
 110     std::string codeStr = JniUtils::stackResultToStr(code);
 111     if (codeStr.empty())
 112     {
 113         codeStr = JniUtils::stackResultToStr(JNI_INVALID_VALUE);
 114     }
 115     jobject ex = env->NewObject(g_cls_OcException,
 116         g_mid_OcException_ctor,
 117         env->NewStringUTF(codeStr.c_str()),
 118         env->NewStringUTF(message));
 119     if (!ex)
 120     {
 121         return nullptr;
 122     }
 123     env->CallVoidMethod(ex,
 124         g_mid_OcException_setNativeExceptionLocation,
 125         env->NewStringUTF(file),
 126         env->NewStringUTF(functionName),
 127         line);
 128     if (env->ExceptionCheck())
 129     {
 130         return nullptr;
 131     }
 132     return ex;
 133 }
 134
 135 void throwOcException(JNIEnv* env, jobject ex)
 136 {
 137     env->Throw((jthrowable)ex);
 138 }
 139
 140 // JNI OnLoad
 141 JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
 142 {
 143     LOGI("JNI_OnLoad");
 144     JNIEnv* env;
 145     g_jvm = vm;
 146
 147     if (g_jvm->GetEnv((void **)&env, JNI_CURRENT_VERSION) != JNI_OK)
 148     {
 149         LOGE("Failed to get the environment using GetEnv()");
 150         return JNI_ERR;
 151     }
 152
 153     jclass clazz = nullptr;
 154
 155     //Integer
 156     clazz = env->FindClass("java/lang/Integer");
 157     if (!clazz) return JNI_ERR;
 158     g_cls_Integer = (jclass)env->NewGlobalRef(clazz);
 159     env->DeleteLocalRef(clazz);
 160
 161     g_mid_Integer_ctor = env->GetMethodID(g_cls_Integer, "<init>", "(I)V");
 162     if (!g_mid_Integer_ctor) return JNI_ERR;
 163
 164     clazz = env->FindClass("[I");
 165     if (!clazz) return JNI_ERR;
 166     g_cls_int1DArray = (jclass)env->NewGlobalRef(clazz);
 167     env->DeleteLocalRef(clazz);
 168
 169     clazz = env->FindClass("[[I");
 170     if (!clazz) return JNI_ERR;
 171     g_cls_int2DArray = (jclass)env->NewGlobalRef(clazz);
 172     env->DeleteLocalRef(clazz);
 173
 174     //Double
 175     clazz = env->FindClass("java/lang/Double");
 176     if (!clazz) return JNI_ERR;
 177     g_cls_Double = (jclass)env->NewGlobalRef(clazz);
 178     env->DeleteLocalRef(clazz);
 179
 180     g_mid_Double_ctor = env->GetMethodID(g_cls_Double, "<init>", "(D)V");
 181     if (!g_mid_Double_ctor) return JNI_ERR;
 182
 183     clazz = env->FindClass("[D");
 184     if (!clazz) return JNI_ERR;
 185     g_cls_double1DArray = (jclass)env->NewGlobalRef(clazz);
 186     env->DeleteLocalRef(clazz);
 187
 188     clazz = env->FindClass("[[D");
 189     if (!clazz) return JNI_ERR;
 190     g_cls_double2DArray = (jclass)env->NewGlobalRef(clazz);
 191     env->DeleteLocalRef(clazz);
 192
 193     //Boolean
 194     clazz = env->FindClass("java/lang/Boolean");
 195     if (!clazz) return JNI_ERR;
 196     g_cls_Boolean = (jclass)env->NewGlobalRef(clazz);
 197     env->DeleteLocalRef(clazz);
 198
 199     g_mid_Boolean_ctor = env->GetMethodID(g_cls_Boolean, "<init>", "(Z)V");
 200     if (!g_mid_Boolean_ctor) return JNI_ERR;
 201
 202     clazz = env->FindClass("[Z");
 203     if (!clazz) return JNI_ERR;
 204     g_cls_boolean1DArray = (jclass)env->NewGlobalRef(clazz);
 205     env->DeleteLocalRef(clazz);
 206
 207     clazz = env->FindClass("[[Z");
 208     if (!clazz) return JNI_ERR;
 209     g_cls_boolean2DArray = (jclass)env->NewGlobalRef(clazz);
 210     env->DeleteLocalRef(clazz);
 211
 212     //String
 213     clazz = env->FindClass("java/lang/String");
 214     if (!clazz) return JNI_ERR;
 215     g_cls_String = (jclass)env->NewGlobalRef(clazz);
 216     env->DeleteLocalRef(clazz);
 217
 218     clazz = env->FindClass("[Ljava/lang/String;");
 219     if (!clazz) return JNI_ERR;
 220     g_cls_String1DArray = (jclass)env->NewGlobalRef(clazz);
 221     env->DeleteLocalRef(clazz);
 222
 223     clazz = env->FindClass("[[Ljava/lang/String;");
 224     if (!clazz) return JNI_ERR;
 225     g_cls_String2DArray = (jclass)env->NewGlobalRef(clazz);
 226     env->DeleteLocalRef(clazz);
 227
 228     //LinkedList
 229     clazz = env->FindClass("java/util/LinkedList");
 230     if (!clazz) return JNI_ERR;
 231     g_cls_LinkedList = (jclass)env->NewGlobalRef(clazz);
 232     env->DeleteLocalRef(clazz);
 233
 234     g_mid_LinkedList_ctor = env->GetMethodID(g_cls_LinkedList, "<init>", "()V");
 235     if (!g_mid_LinkedList_ctor) return JNI_ERR;
 236
 237     g_mid_LinkedList_add_object = env->GetMethodID(g_cls_LinkedList, "add", "(Ljava/lang/Object;)Z");
 238     if (!g_mid_LinkedList_add_object) return JNI_ERR;
 239
 240     //Map
 241     clazz = env->FindClass("java/util/Map");
 242     if (!clazz) return JNI_ERR;
 243     g_cls_Map = (jclass)env->NewGlobalRef(clazz);
 244     env->DeleteLocalRef(clazz);
 245
 246     g_mid_Map_entrySet = env->GetMethodID(g_cls_Map, "entrySet", "()Ljava/util/Set;");
 247     if (!g_mid_Map_entrySet) return JNI_ERR;
 248
 249     //MapEntry
 250     clazz = env->FindClass("java/util/Map$Entry");
 251     if (!clazz) return JNI_ERR;
 252     g_cls_MapEntry = (jclass)env->NewGlobalRef(clazz);
 253     env->DeleteLocalRef(clazz);
 254
 255     g_mid_MapEntry_getKey = env->GetMethodID(g_cls_MapEntry, "getKey", "()Ljava/lang/Object;");
 256     if (!g_mid_MapEntry_getKey) return JNI_ERR;
 257     g_mid_MapEntry_getValue = env->GetMethodID(g_cls_MapEntry, "getValue", "()Ljava/lang/Object;");
 258     if (!g_mid_MapEntry_getValue) return JNI_ERR;
 259
 260     //Set
 261     clazz = env->FindClass("java/util/Set");
 262     if (!clazz) return JNI_ERR;
 263     g_cls_Set = (jclass)env->NewGlobalRef(clazz);
 264     env->DeleteLocalRef(clazz);
 265
 266     g_mid_Set_iterator = env->GetMethodID(g_cls_Set, "iterator", "()Ljava/util/Iterator;");
 267     if (!g_mid_Set_iterator) return JNI_ERR;
 268
 269     //Iterator
 270     clazz = env->FindClass("java/util/Iterator");
 271     if (!clazz) return JNI_ERR;
 272     g_cls_Iterator = (jclass)env->NewGlobalRef(clazz);
 273     env->DeleteLocalRef(clazz);
 274
 275     g_mid_Iterator_hasNext = env->GetMethodID(g_cls_Iterator, "hasNext", "()Z");
 276     if (!g_mid_Iterator_hasNext) return JNI_ERR;
 277
 278     g_mid_Iterator_next = env->GetMethodID(g_cls_Iterator, "next", "()Ljava/lang/Object;");
 279     if (!g_mid_Iterator_next) return JNI_ERR;
 280
 281     //HashMap
 282     clazz = env->FindClass("java/util/HashMap");
 283     if (!clazz) return JNI_ERR;
 284     g_cls_HashMap = (jclass)env->NewGlobalRef(clazz);
 285     env->DeleteLocalRef(clazz);
 286
 287     g_mid_HashMap_ctor = env->GetMethodID(g_cls_HashMap, "<init>", "()V");
 288     if (!g_mid_HashMap_ctor) return JNI_ERR;
 289
 290     g_mid_HashMap_put = env->GetMethodID(g_cls_HashMap, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
 291     if (!g_mid_HashMap_put) return JNI_ERR;
 292
 293     //OcException
 294     clazz = env->FindClass("org/iotivity/base/OcException");
 295     if (!clazz) return JNI_ERR;
 296     g_cls_OcException = (jclass)env->NewGlobalRef(clazz);
 297     env->DeleteLocalRef(clazz);
 298
 299     g_mid_OcException_ctor = env->GetMethodID(g_cls_OcException, "<init>", "(Ljava/lang/String;Ljava/lang/String;)V");
 300     if (!g_mid_OcException_ctor) return JNI_ERR;
 301
 302     g_mid_OcException_setNativeExceptionLocation = env->GetMethodID(g_cls_OcException, "setNativeExceptionLocation",
 303         "(Ljava/lang/String;""Ljava/lang/String;""I)V");
 304     if (!g_mid_OcException_setNativeExceptionLocation) return JNI_ERR;
 305
 306     //OcResource
 307     clazz = env->FindClass("org/iotivity/base/OcResource");
 308     if (!clazz) return JNI_ERR;
 309     g_cls_OcResource = (jclass)env->NewGlobalRef(clazz);
 310     env->DeleteLocalRef(clazz);
 311
 312     g_mid_OcResource_ctor = env->GetMethodID(g_cls_OcResource, "<init>", "(J)V");
 313     if (!g_mid_OcResource_ctor) return JNI_ERR;
 314
 315     //OcRepresentation
 316     clazz = env->FindClass("org/iotivity/base/OcRepresentation");
 317     if (!clazz) return JNI_ERR;
 318     g_cls_OcRepresentation = (jclass)env->NewGlobalRef(clazz);
 319     env->DeleteLocalRef(clazz);
 320
 321     g_mid_OcRepresentation_N_ctor = env->GetMethodID(g_cls_OcRepresentation, "<init>", "(J)V");
 322     if (!g_mid_OcRepresentation_N_ctor) return JNI_ERR;
 323
 324     g_mid_OcRepresentation_N_ctor_bool = env->GetMethodID(g_cls_OcRepresentation, "<init>", "(JZ)V");
 325     if (!g_mid_OcRepresentation_N_ctor_bool) return JNI_ERR;
 326
 327     clazz = env->FindClass("[Lorg/iotivity/base/OcRepresentation;");
 328     if (!clazz) return JNI_ERR;
 329     g_cls_OcRepresentation1DArray = (jclass)env->NewGlobalRef(clazz);
 330     env->DeleteLocalRef(clazz);
 331
 332     clazz = env->FindClass("[[Lorg/iotivity/base/OcRepresentation;");
 333     if (!clazz) return JNI_ERR;
 334     g_cls_OcRepresentation2DArray = (jclass)env->NewGlobalRef(clazz);
 335     env->DeleteLocalRef(clazz);
 336
 337     //HeaderOptions
 338     clazz = env->FindClass("org/iotivity/base/OcHeaderOption");
 339     if (!clazz) return JNI_ERR;
 340     g_cls_OcHeaderOption = (jclass)env->NewGlobalRef(clazz);
 341     env->DeleteLocalRef(clazz);
 342     g_mid_OcHeaderOption_ctor = env->GetMethodID(g_cls_OcHeaderOption, "<init>", "(ILjava/lang/String;)V");
 343     if (!g_mid_OcHeaderOption_ctor) return JNI_ERR;
 344
 345     g_mid_OcHeaderOption_get_id = env->GetMethodID(g_cls_OcHeaderOption, "getOptionId", "()I");
 346     if (!g_mid_OcHeaderOption_get_id) return JNI_ERR;
 347
 348     g_mid_OcHeaderOption_get_data = env->GetMethodID(g_cls_OcHeaderOption, "getOptionData", "()Ljava/lang/String;");
 349     if (!g_mid_OcHeaderOption_get_data) return JNI_ERR;
 350
 351     //OcResourceRequest
 352     clazz = env->FindClass("org/iotivity/base/OcResourceRequest");
 353     if (!clazz) return JNI_ERR;
 354     g_cls_OcResourceRequest = (jclass)env->NewGlobalRef(clazz);
 355     env->DeleteLocalRef(clazz);
 356
 357     g_mid_OcResourceRequest_N_ctor = env->GetMethodID(g_cls_OcResourceRequest, "<init>", "(J)V");
 358     if (!g_mid_OcResourceRequest_N_ctor) return JNI_ERR;
 359
 360     //OcResourceResponse
 361     clazz = env->FindClass("org/iotivity/base/OcResourceResponse");
 362     if (!clazz) return JNI_ERR;
 363     g_cls_OcResourceResponse = (jclass)env->NewGlobalRef(clazz);
 364     env->DeleteLocalRef(clazz);
 365
 366     g_mid_OcResourceResponse_N_ctor = env->GetMethodID(g_cls_OcResourceResponse, "<init>", "(J)V");
 367     if (!g_mid_OcResourceResponse_N_ctor) return JNI_ERR;
 368
 369     //OcResourceHandle
 370     clazz = env->FindClass("org/iotivity/base/OcResourceHandle");
 371     if (!clazz) return JNI_ERR;
 372     g_cls_OcResourceHandle = (jclass)env->NewGlobalRef(clazz);
 373     env->DeleteLocalRef(clazz);
 374     g_mid_OcResourceHandle_N_ctor = env->GetMethodID(g_cls_OcResourceHandle, "<init>", "(J)V");
 375     if (!g_mid_OcResourceHandle_N_ctor) return JNI_ERR;
 376
 377     //OcPresenceHandle
 378     clazz = env->FindClass("org/iotivity/base/OcPresenceHandle");
 379     if (!clazz) return JNI_ERR;
 380     g_cls_OcPresenceHandle = (jclass)env->NewGlobalRef(clazz);
 381     env->DeleteLocalRef(clazz);
 382     g_mid_OcPresenceHandle_N_ctor = env->GetMethodID(g_cls_OcPresenceHandle, "<init>", "(J)V");
 383     if (!g_mid_OcPresenceHandle_N_ctor) return JNI_ERR;
 384
 385     //OcRequestHandle
 386     clazz = env->FindClass("org/iotivity/base/OcRequestHandle");
 387     if (!clazz) return JNI_ERR;
 388     g_cls_OcRequestHandle = (jclass)env->NewGlobalRef(clazz);
 389     env->DeleteLocalRef(clazz);
 390     g_mid_OcRequestHandle_N_ctor = env->GetMethodID(g_cls_OcRequestHandle, "<init>", "(J)V");
 391     if (!g_mid_OcRequestHandle_N_ctor) return JNI_ERR;
 392
 393     //OcPresenceStatus
 394     clazz = env->FindClass("org/iotivity/base/OcPresenceStatus");
 395     if (!clazz) return JNI_ERR;
 396     g_cls_OcPresenceStatus = (jclass)env->NewGlobalRef(clazz);
 397     env->DeleteLocalRef(clazz);
 398     g_mid_OcPresenceStatus_get = env->GetStaticMethodID(g_cls_OcPresenceStatus, "get",
 399         "(Ljava/lang/String;)Lorg/iotivity/base/OcPresenceStatus;");
 400     if (!g_mid_OcPresenceStatus_get) return JNI_ERR;
 401
 402     //ObservationInfo
 403     clazz = env->FindClass("org/iotivity/base/ObservationInfo");
 404     if (!clazz) return JNI_ERR;
 405     g_cls_ObservationInfo = (jclass)env->NewGlobalRef(clazz);
 406     env->DeleteLocalRef(clazz);
 407     g_mid_ObservationInfo_N_ctor = env->GetMethodID(g_cls_ObservationInfo, "<init>", "(IB)V");
 408     if (!g_mid_ObservationInfo_N_ctor) return JNI_ERR;
 409
 410     clazz = env->FindClass("org/iotivity/base/OcResourceIdentifier");
 411     if (!clazz) return JNI_ERR;
 412     g_cls_OcResourceIdentifier = (jclass)env->NewGlobalRef(clazz);
 413     env->DeleteLocalRef(clazz);
 414     g_mid_OcResourceIdentifier_N_ctor = env->GetMethodID(g_cls_OcResourceIdentifier, "<init>", "(J)V");
 415     if (!g_mid_OcResourceIdentifier_N_ctor) return JNI_ERR;
 416
 417     //OcSecureResource
 418     clazz = env->FindClass("org/iotivity/base/OcSecureResource");
 419     if (!clazz) return JNI_ERR;
 420     g_cls_OcSecureResource =  (jclass)env->NewGlobalRef(clazz);
 421     env->DeleteLocalRef(clazz);
 422     g_mid_OcSecureResource_ctor = env->GetMethodID(g_cls_OcSecureResource, "<init>", "(J)V");
 423     if (!g_mid_OcSecureResource_ctor) return JNI_ERR;
 424
 425     //ProvisionResult
 426     clazz = env->FindClass("org/iotivity/base/ProvisionResult");
 427     if (!clazz) return JNI_ERR;
 428     g_cls_OcProvisionResult =  (jclass)env->NewGlobalRef(clazz);
 429     env->DeleteLocalRef(clazz);
 430     g_mid_OcProvisionResult_ctor = env->GetMethodID(g_cls_OcProvisionResult, "<init>", "(Ljava/lang/String;I)V");
 431     if (!g_mid_OcProvisionResult_ctor) return JNI_ERR;
 432
 433     //OicSecAcl
 434     clazz = env->FindClass("org/iotivity/base/OicSecAcl");
 435     if (!clazz) return JNI_ERR;
 436     g_cls_OcOicSecAcl =  (jclass)env->NewGlobalRef(clazz);
 437     env->DeleteLocalRef(clazz);
 438
 439     g_mid_OcOicSecAcl_get_subject = env->GetMethodID(g_cls_OcOicSecAcl, "getSubject", "()Ljava/lang/String;");
 440     if (!g_mid_OcOicSecAcl_get_subject) return JNI_ERR;
 441
 442     g_mid_OcOicSecAcl_get_resources_cnt = env->GetMethodID(g_cls_OcOicSecAcl, "getResourcesCount", "()I");
 443     if (!g_mid_OcOicSecAcl_get_resources_cnt) return JNI_ERR;
 444
 445     g_mid_OcOicSecAcl_get_resources = env->GetMethodID(g_cls_OcOicSecAcl, "getResources", "(I)Ljava/lang/String;");
 446     if (!g_mid_OcOicSecAcl_get_resources) return JNI_ERR;
 447
 448     g_mid_OcOicSecAcl_get_permission = env->GetMethodID(g_cls_OcOicSecAcl, "getPermission", "()I");
 449     if (!g_mid_OcOicSecAcl_get_permission) return JNI_ERR;
 450
 451     g_mid_OcOicSecAcl_get_periods_cnt = env->GetMethodID(g_cls_OcOicSecAcl, "getPeriodsCount", "()I");
 452     if (!g_mid_OcOicSecAcl_get_periods_cnt) return JNI_ERR;
 453
 454     g_mid_OcOicSecAcl_get_periods = env->GetMethodID(g_cls_OcOicSecAcl, "getPeriods", "(I)Ljava/lang/String;");
 455     if (!g_mid_OcOicSecAcl_get_periods) return JNI_ERR;
 456
 457     g_mid_OcOicSecAcl_get_recurrences = env->GetMethodID(g_cls_OcOicSecAcl, "getRecurrences", "(I)Ljava/lang/String;");
 458     if (!g_mid_OcOicSecAcl_get_recurrences) return JNI_ERR;
 459
 460     g_mid_OcOicSecAcl_get_rownerID = env->GetMethodID(g_cls_OcOicSecAcl, "getRownerID", "()Ljava/lang/String;");
 461     if (!g_mid_OcOicSecAcl_get_rownerID) return JNI_ERR;
 462
 463     return JNI_CURRENT_VERSION;
 464 }
 465
 466 JNIEXPORT void JNICALL JNI_OnUnload(JavaVM *vm, void *reserved)
 467 {
 468     LOGI("JNI_OnUnload");
 469     JNIEnv* env;
 470
 471     if (vm->GetEnv((void **)&env, JNI_CURRENT_VERSION) != JNI_OK)
 472     {
 473         LOGE("Failed to get the environment using GetEnv()");
 474         return;
 475     }
 476
 477     env->DeleteGlobalRef(g_cls_Integer);
 478     env->DeleteGlobalRef(g_cls_int1DArray);
 479     env->DeleteGlobalRef(g_cls_int2DArray);
 480     env->DeleteGlobalRef(g_cls_Double);
 481     env->DeleteGlobalRef(g_cls_double1DArray);
 482     env->DeleteGlobalRef(g_cls_double2DArray);
 483     env->DeleteGlobalRef(g_cls_Boolean);
 484     env->DeleteGlobalRef(g_cls_boolean1DArray);
 485     env->DeleteGlobalRef(g_cls_boolean2DArray);
 486     env->DeleteGlobalRef(g_cls_String);
 487     env->DeleteGlobalRef(g_cls_String1DArray);
 488     env->DeleteGlobalRef(g_cls_String2DArray);
 489     env->DeleteGlobalRef(g_cls_LinkedList);
 490     env->DeleteGlobalRef(g_cls_Map);
 491     env->DeleteGlobalRef(g_cls_MapEntry);
 492     env->DeleteGlobalRef(g_cls_Set);
 493     env->DeleteGlobalRef(g_cls_Iterator);
 494     env->DeleteGlobalRef(g_cls_HashMap);
 495     env->DeleteGlobalRef(g_cls_OcResource);
 496     env->DeleteGlobalRef(g_cls_OcException);
 497     env->DeleteGlobalRef(g_cls_OcRepresentation);
 498     env->DeleteGlobalRef(g_cls_OcRepresentation1DArray);
 499     env->DeleteGlobalRef(g_cls_OcRepresentation2DArray);
 500     env->DeleteGlobalRef(g_cls_OcResourceRequest);
 501     env->DeleteGlobalRef(g_cls_OcResourceResponse);
 502     env->DeleteGlobalRef(g_cls_OcResourceHandle);
 503     env->DeleteGlobalRef(g_cls_OcPresenceHandle);
 504     env->DeleteGlobalRef(g_cls_OcRequestHandle);
 505     env->DeleteGlobalRef(g_cls_OcPresenceStatus);
 506     env->DeleteGlobalRef(g_cls_OcHeaderOption);
 507     env->DeleteGlobalRef(g_cls_ObservationInfo);
 508     env->DeleteGlobalRef(g_cls_OcResourceIdentifier);
 509     env->DeleteGlobalRef(g_cls_OcSecureResource);
 510     env->DeleteGlobalRef(g_cls_OcProvisionResult);
 511     env->DeleteGlobalRef(g_cls_OcOicSecAcl);
 512 }