//: appendixb:MsgImpl.cpp
//# Tested with VC++ & BC++. Include path must 
//# be adjusted to find the JNI headers. See 
//# the makefile for this chapter (in the 
//# downloadable source code) for an example.
#include <jni.h>
#include <stdio.h>
#include "ShowMessage.h"

extern "C" JNIEXPORT void JNICALL 
Java_ShowMessage_ShowMessage(JNIEnv* env, 
jobject, jstring jMsg) {
  const char* msg=env->GetStringUTFChars(jMsg,0);
  printf("Thinking in Java, JNI: %s\n", msg);
  env->ReleaseStringUTFChars(jMsg, msg);
} ///:~