#include "stdio.h" #include "jni.h" extern "C" JNIEXPORT void JNICALL Java_java_lang_System_Output_println(JNIEnv* e, jobject, jstring s) { jboolean isCopy; const char* chars = e->GetStringUTFChars(s, &isCopy); if (chars) { printf("%s", chars); } e->ReleaseStringUTFChars(s, chars); }