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_Boo_do_1get_1foo_1arr(
    env: *mut JNIEnv,
    _: jclass,
    this: jlong,
) -> internal_aliases::JForeignObjectsArray<Foo> {
    let this: &Boo = unsafe { jlong_to_pointer::<Boo>(this).as_mut().unwrap() };
    let mut ret: Vec<Foo> = Boo::get_foo_arr(this);
    let mut ret: internal_aliases::JForeignObjectsArray<Foo> =
        vec_of_objects_to_jobject_array(env, 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: Result<Foo, String> = Boo::get_one_foo(this);
    let mut ret: jlong = match ret {
        Ok(x) => {
            let ret: jlong = <Foo>::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_r_1test_1u8(
    env: *mut JNIEnv,
    _: jclass,
    v: jshort,
) -> jshort {
    let mut v: u8 =
        <u8 as ::std::convert::TryFrom<jshort>>::try_from(v).expect("invalid jshort, in jshort => u8 conversion");
    let mut ret: Result<u8, &str> = r_test_u8(v);
    let mut ret: jshort = match ret {
        Ok(x) => {
            let mut ret: jshort = jshort::from(x);
            ret
        }
        Err(msg) => {
            jni_throw_exception(env, msg);
            return <jshort>::jni_invalid_value();
        }
    };
    ret
}"##;

r##"#[unsafe(no_mangle)]
pub extern "C" fn Java_org_example_Boo_do_1now(env: *mut JNIEnv, _: jclass) -> jlong {
    let mut ret: SystemTime = now();
    let since_unix_epoch = ret
        .duration_since(::std::time::UNIX_EPOCH)
        .expect("SystemTime to Unix time conv. error");
    let mut ret: jlong = <i64 as ::std::convert::TryFrom<u64>>::try_from(
        since_unix_epoch.as_secs() * 1_000 + u64::from(since_unix_epoch.subsec_millis()),
    )
    .expect("SystemTime: milleseconds u64 to i64 convert error");
    ret
}"##;