flapigen 0.11.0

Tool for connecting libraries written in Rust with other languages
Documentation 
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r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Foo_init(env: *mut JNIEnv, _: jclass, a0: jint) -> jlong {
    let mut a0: i32 = a0;
    let this: Foo = Foo::new(a0);
    let this: Box<Foo> = Box::new(this);
    let this: *mut Foo = Box::into_raw(this);
    this as jlong
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Foo_do_1f(
    env: *mut JNIEnv,
    _: jclass,
    this: jlong,
    a0: jint,
    a1: jint,
) -> jint {
    let mut a0: i32 = a0;
    let mut a1: i32 = a1;
    let this: &Foo = unsafe { jlong_to_pointer::<Foo>(this).as_mut().unwrap() };
    let mut ret: i32 = Foo::f(this, a0, a1);
    let mut ret: jint = ret;
    ret
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Boo_init(
    env: *mut JNIEnv,
    _: jclass,
    a0: jint,
    a1: jlong,
) -> jlong {
    let mut a0: i32 = a0;
    let mut a1: usize = <usize as ::std::convert::TryFrom<jlong>>::try_from(a1)
        .expect("invalid jlong, in jlong => usize conversion");
    let this: Result<Boo, String> = Boo::new(a0, a1);
    let mut this: jlong = match this {
        Ok(x) => {
            let ret: jlong = <Boo>::box_object(x);
            ret
        }
        Err(msg) => {
            jni_throw_exception(env, &msg);
            return <jlong>::jni_invalid_value();
        }
    };
    this as jlong
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Boo_do_1factory_1method(env: *mut JNIEnv, _: jclass) -> jlong {
    let mut ret: Result<Boo, String> = Boo::factory_method();
    let mut ret: jlong = match ret {
        Ok(x) => {
            let ret: jlong = <Boo>::box_object(x);
            ret
        }
        Err(msg) => {
            jni_throw_exception(env, &msg);
            return <jlong>::jni_invalid_value();
        }
    };
    ret
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Boo_do_1boo_1as_1arg(
    env: *mut JNIEnv,
    _: jclass,
    this: jlong,
    a0: jlong,
) -> jint {
    let a0: *mut Boo = unsafe { jlong_to_pointer::<Boo>(a0).as_mut().unwrap() };
    let a0: Box<Boo> = unsafe { Box::from_raw(a0) };
    let a0: Boo = *a0;
    let this: &Boo = unsafe { jlong_to_pointer::<Boo>(this).as_mut().unwrap() };
    let mut ret: i32 = Boo::boo_as_arg(this, a0);
    let mut ret: jint = ret;
    ret
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Boo_do_1get_1one_1foo(
    env: *mut JNIEnv,
    _: jclass,
    this: jlong,
) -> jlong {
    let this: &Boo = unsafe { jlong_to_pointer::<Boo>(this).as_mut().unwrap() };
    let mut ret: Foo = Boo::get_one_foo(this);
    let ret: jlong = <Foo>::box_object(ret);
    ret
}"##;