Function populate_stack_params

src/native.rs:276–297

(jni_env: *mut JNIEnv, this: jobject, thread: jthread)

}

unsafe fn populate_stack_params(jni_env: *mut JNIEnv, this: jobject, thread: jthread) -> Result<(), String> {
    // Grab the depth we want
    let mut depth = get_stack_trace_depth(jni_env, this)?;
    if depth == 0 {
        debug!("Unable to get stack trace depth, using {}", DEFAULT_MAX_STACK_DEPTH);
        depth = DEFAULT_MAX_STACK_DEPTH;
    }

    // Load the stack params, skipping the first 2 by default which we know are not the caller
    let mut params = get_params(jni_env, thread, depth + 10, 2)?;
    // Only take the last so many to match the existing frame
    if (depth as usize) < params.len() {
        let to_remove_from_head = params.len() - (depth as usize);
        params.drain(0..to_remove_from_head);
    }

    // Convert to object array
    let params_arr = params_to_object_array(jni_env, params)?;
    // Store in local field...
    (**jni_env).SetObjectField.unwrap()(jni_env, this, get_stack_params_field(jni_env)?, params_arr);
    return util::result_or_jni_ex((), jni_env);
}

unsafe fn get_throwable_class(jni_env: *mut JNIEnv) -> Result<jclass, String> {
    let class_name_str = CString::new("java/lang/Throwable").unwrap();