JNI_OnLoad
中注册
// NativeOnLoad.cpp
#include <jni.h>
extern jint register_com_example_anative_HardwareName(JNIEnv*);
jint JNI_OnLoad(JavaVM *vm, void *reserved) {
JNIEnv *env = NULL;
if (vm->GetEnv((void **) &env, JNI_VERSION_1_4) != JNI_OK) {
return JNI_ERR;
}
if (register_com_example_anative_HardwareName(env)) {
return JNI_ERR;
}
return JNI_VERSION_1_4;
}
env->RegisterNatives
注册函数
#include <jni.h>
jstring com_example_anative_HardwareName_getName(JNIEnv *env, jobject thiz) {
return env->NewStringUTF("Hello from c++");
}
// native 方法
static JNINativeMethod gMethods[] = {
{"getName", "()Ljava/lang/String;",
(void *) com_example_anative_HardwareName_getName},
};
int register_com_example_anative_HardwareName(JNIEnv *env) {
jclass clazz = env->FindClass("com/example/anative/HardwareName");
return env->RegisterNatives(clazz, gMethods,
sizeof(gMethods) / sizeof(JNINativeMethod));
}
package com.example.anative;
public class HardwareName {
public native String getName();
}
标签:注册,example,HardwareName,env,anative,Android,com,JNI,Native
From: https://www.cnblogs.com/tangshunhui/p/16992394.html