alef 0.25.37

Opinionated polyglot binding generator for Rust libraries
Documentation 
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    let {{ name }}_str = match jstring_to_string(env, {{ name }}) {
        Ok(s) => s,
        Err(e) => { throw_jni_error(env, &format!("{e}")); return {{ ret_null }}; }
    };
{% if is_optional %}
    let {{ name }}: Option<Vec<u8>> = if {{ name }}_str.is_empty() {
        None
    } else {
        match base64::Engine::decode(&base64::engine::general_purpose::STANDARD, &{{ name }}_str) {
            Ok(v) => Some(v),
            Err(e) => { throw_jni_error(env, &format!("base64 decode: {e}")); return {{ ret_null }}; }
        }
    };
{% else %}
    let {{ name }}: Vec<u8> = match base64::Engine::decode(&base64::engine::general_purpose::STANDARD, &{{ name }}_str) {
        Ok(v) => v,
        Err(e) => { throw_jni_error(env, &format!("base64 decode: {e}")); return {{ ret_null }}; }
    };
{% endif %}