C / C++ / MFC

 //
 // A function to start the Java VM and initialise the JNI interface
 //
JNIEnv* createJVM(
    JavaVM* jvm,
    std::string strcwd
)
{
    // tell the JVM where to find the class
    JavaVMOption    options{};
    std::stringstream ssoptions;
    ssoptions << "-Djava.class.path=";
    // the class files are in the current directory.
    // change this if yours are somewhere else
    ssoptions << strcwd;
    std::string stropts = ssoptions.str();
    options.optionString = const_cast<char*>(stropts.c_str());

    JavaVMInitArgs  vm_args; // JDK/JRE 6 VM initialization arguments
    vm_args.version = JNI_VERSION_1_8;
    vm_args.nOptions = 1;
    vm_args.ignoreUnrecognized = false;
    vm_args.options = &options;

    JNIEnv* env;            // pointer to native method interface
    // this should load the jvm.dll based on the PATH variable
    jint res = JNI_CreateJavaVM(&jvm, (void**)&env, &vm_args);
    if (res != 0)
    {
        std::cout << "C++: JNI_CreateJavaVM returned: " << res << std::endl;
    }

    return env;
}

Example3.exe - System Error

The code execution cannot proceed because jvm.dll was not found. Reinstalling the program may fix this problem.

Valentinor wrote:

The code execution cannot proceed because jvm.dll was not found.

Valentinor wrote:

They should add an image preview

Richard MacCutchan wrote:

If the customer correctly installs the Java runtime then it will set the PATH variable with the correct details. Your code should then run correctly. I have done a test on my system and that is all that is needed as far as I can tell.

Stephanie Foley wrote:

I need help with this