JNR-FFI 
JNR-FFI is a Java library for loading native libraries without writing JNI code by hand, or using tools such as SWIG.
Installation
Latest version:
Apache Maven:
<dependency>
<groupId>com.github.jnr</groupId>
<artifactId>jnr-ffi</artifactId>
<version>x.y.z</version>
</dependency>Gradle Kotlin:
implementation("com.github.jnr:jnr-ffi:x.y.z")Gradle Groovy:
implementation 'com.github.jnr:jnr-ffi:x.y.z'Example
import jnr.ffi.LibraryLoader;
public class HelloWorld {
public interface LibC { // A representation of libC in Java
int puts(String s); // mapping of the puts function, in C `int puts(const char *s);`
}
public static void main(String[] args) {
LibC libc = LibraryLoader.create(LibC.class).load("c"); // load the "c" library into the libc variable
libc.puts("Hello World!"); // prints "Hello World!" to console
}
}View more details in our user documentation.
LICENSE
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
Alternatively, you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This code is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
version 3 for more details.
You should have received a copy of the GNU Lesser General Public License
version 3 along with this work. If not, see <http://www.gnu.org/licenses/>.