prompt.c

jni java本地接口编程例子原代码,是java调用本地操作系统代码的接口

#include <jni.h>
#include <stdio.h>
#include "Prompt.h"

JNIEXPORT jstring JNICALL 
Java_Prompt_getLine(JNIEnv *env, jobject obj, jstring prompt)
{
    /* assume the prompt string and user input has less than 128
       characters */
    char outbuf[128], inbuf[128];
    int len = (*env)->GetStringLength(env, prompt);
    (*env)->GetStringUTFRegion(env, prompt, 0, len, outbuf);
    printf("%s", outbuf);
    scanf("%s", inbuf);
    return (*env)->NewStringUTF(env, inbuf);
}