Android JNI learning - "hello world" of actual JNI

This series of articles is as follows: Android JNI (I) -- Fundamentals of NDK and JNIAndroid JNI learning (II) -- the "hello world" of actual JNIAndroid JNI learning (III) -- mutual call between Java and NativeAndroid JNI learning (IV) -- Chinese API of common methods of JNIAndroid JNI learning (V) -- Demo demonstration The loca ...

Posted on Wed, 17 Nov 2021 20:58:21 -0500 by f8ball

Introduction to Android JNI and NDK

Introduction to Android JNI and NDK Why use JNI 1, native language has better performance.2, Before the birth of Java, many libraries were written in native language, so there is no need to implement them again in Java.3, Better security: not easy to decompile. What is JNI Full name: Java Native Interface. Literally, it is the interface bet ...

Posted on Fri, 12 Nov 2021 21:53:49 -0500 by bob_rock

The process of adding jni to android studio native java project

** 1, Configuration steps: ** The first step is to create a cpp folder in / src/main / The second step is to create two files in the folder, one is native-lib.cpp and CMakeLists.txt Step 3 add the following contents to the above two documents: //native-lib.cpp #include <jni.h> #include <string> extern "C" JNIEXPORT jstring JNICAL ...

Posted on Fri, 10 Sep 2021 03:23:38 -0400 by kyin