#include <jni.h>  #include <stdio.h>  #include <stdlib.h>    #include <wchar.h> /* include the file to support unicode function */    const char*  DispatchStatus(int status)  {      switch (status) {          case JNI_OK:              return \"success\";              break;          case JNI_ERR:              return \"unknown error\";              break;          case JNI_EDETACHED:              return \"thread detached from the VM\";              break;          case JNI_EVERSION:              return \"JNI version error\";              break;          default:              return __FILE__ \": unknow error\";              break;      }  }    void  ArrayTest(JNIEnv* env)  {      int i = 1;      jintArray array = (*env)-> NewIntArray(env, 10);        for(; i<= 10; i++)          (*env)->SetIntArrayRegion(env, array, i-1, 1, &i);        /* 获取数组对象的元素个数 */      int len = (*env)->GetArrayLength(env, array);      /* 获取数组中的所有元素 */      jint* elems = (*env)-> GetIntArrayElements(env, array, 0);      for(i=0; i< len; i++)          printf(\"ELEMENT %d IS %d\\n\", i, elems[i]);  }    int  main(int argc, const char** argv)  {      jint status = JNI_OK;      JavaVM* jvm = (JavaVM*)0;      JNIEnv* env = (JNIEnv*)0;        JavaVMInitArgs vm_args;        vm_args.version = JNI_VERSION_1_4;      vm_args.options = (JavaVMOption*)0;      vm_args.nOptions = 0;      vm_args.ignoreUnrecognized = JNI_FALSE;        status = JNI_GetDefaultJavaVMInitArgs(&vm_args);      if (0 != status) {          printf(\"%s\\n\", DispatchStatus(status));          return EXIT_FAILURE;      }        status = JNI_CreateJavaVM(&jvm, (void**)&env, &vm_args);      if (0 != status) {          printf(\"test: %s\\n\", DispatchStatus(status));          return EXIT_FAILURE;      }      printf(\"\\r\\n===== Array testing =====\\r\\n\");      ArrayTest(env);        printf(\"test: success\\n\");      if(jvm)      (*jvm)->DestroyJavaVM(jvm);      return EXIT_SUCCESS;  }  //该片段来自于http://outofmemory.cn