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/*
* // Copyright (c) 2016-2019, Jaguar0625, gimre, BloodyRookie, Tech Bureau, Corp.
* // Copyright (c) 2020-present, Jaguar0625, gimre, BloodyRookie.
* // All rights reserved.
* //
* // This file is part of Catapult.
* //
* // Catapult is free software: 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.
* //
* // Catapult 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 for more details.
* //
* // You should have received a copy of the GNU Lesser General Public License
* // along with Catapult. If not, see <http://www.gnu.org/licenses/>.
*/
use super::generator_utils::*;
use super::namespace_alias_builder::*;
use super::namespace_id_dto::*;
/// Binary layout for a namespace path.
#[derive(Debug, Clone)]
pub struct NamespacePathBuilder {
/// Namespace path (excluding root id).
path: Vec<NamespaceIdDto>,
/// Namespace alias.
alias: NamespaceAliasBuilder,
}
impl NamespacePathBuilder {
/// Creates an instance of NamespacePathBuilder from binary payload.
/// payload: Byte payload to use to serialize the object.
/// # Returns
/// A NamespacePathBuilder.
pub fn from_binary(_bytes: &[u8]) -> Self {
let buf = fixed_bytes::<1>(&_bytes);
let pathSize = u8::from_le_bytes(buf); // kind:SIZE_FIELD
let mut _bytes = (&_bytes[1..]).to_vec();
let mut path: Vec<NamespaceIdDto> = vec![]; // kind:ARRAY
let mut _bytes = _bytes.to_vec();
for _ in 0..pathSize {
let item = NamespaceIdDto::from_binary(&_bytes);
path.push(item.clone());
_bytes = (&_bytes[item.get_size()..]).to_vec();
}
let alias = NamespaceAliasBuilder::from_binary(&_bytes); // kind:CUSTOM1
let mut _bytes = _bytes[alias.get_size()..].to_vec();
NamespacePathBuilder { path, alias }
}
/// Gets namespace path (excluding root id).
///
/// # Returns
/// A Namespace path (excluding root id).
pub fn get_path(&self) -> Vec<NamespaceIdDto> {
self.path.clone() // ARRAY or FILL_ARRAY
}
/// Gets namespace alias.
///
/// # Returns
/// A Namespace alias.
pub fn get_alias(&self) -> NamespaceAliasBuilder {
self.alias.clone()
}
/// Gets the size of the type.
///
/// Returns:
/// A size in bytes.
pub fn get_size(&self) -> usize {
let mut size = 0;
size += 1; // path_size;
size += self.path.iter().map(|item| item.get_size()).sum::<usize>(); // array or fill_array;
size += self.alias.get_size(); // alias;
size
}
/// Serializes self to bytes.
///
/// # Returns
/// A Serialized bytes.
pub fn serializer(&self) -> Vec<u8> {
let mut buf: Vec<u8> = vec![];
buf.append(&mut (self.get_path().len() as u8).to_le_bytes().to_vec()); // kind:SIZE_FIELD
for i in &self.path {
buf.append(&mut i.serializer()); // kind:ARRAY|FILL_ARRAY
}
buf.append(&mut self.alias.serializer()); // kind:CUSTOM
buf
}
}