text: #include "com_baeldung_jni_HelloWorldJNI.h"
  #include <iostream>
  
  /*
   * Class:     com_baeldung_jni_HelloWorldJNI
   * Method:    sayHello
   * Signature: ()Ljava/lang/String;
   */
  JNIEXPORT jstring JNICALL Java_com_baeldung_jni_HelloWorldJNI_sayHello (JNIEnv* env, jobject thisObject) {
  	std::string hello = "Hello from C++ !!";
      std::cout << hello << std::endl;
      return env->NewStringUTF(hello.c_str());
  }