JNI Spring Boot http-rest example

Build

Generate jni header interface (Only when java OperationFacade is modified)

Call java compiler on OperationFacade.java to generate jni header file.

$JDKPath$\bin\javac.exe -cp $Classpath$ -h $FileDir$ $FileDir$/$FileName$

Copy header file in jniimpl\src\include\jni.

Generate implementation dll

JAVA_HOME have to be defined.

    cd jniimpl
    mkdir build
    cd build
    cmake ..
    cmake --build ..

This will update application.properties in java parts, example:

rest-dll=<path>jniimpl/build/src/<build_type>/jnisrv_impl.dll

Generate java http server

mvn clean package

Run java server

jnisrv-0.0.1-SNAPSHOT.exe

Call in browser: http://localhost:8080/jni/caller-get