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use crate::driver::{ArchiveRead, ArchiveWrite, Driver};
use std::fs::File;
use std::io::{Error as IoError, Read, Write};
use std::path::Path;
pub struct Archive<D: Driver> {
pub(crate) driver: D,
}
impl<D: ArchiveRead> Archive<D>
where
D::Io: std::io::Read,
{
pub fn read(io: D::Io) -> Result<Self, D::Error> {
Ok(Self {
driver: D::read(io)?,
})
}
#[inline]
pub fn read_from_file(path: impl AsRef<Path>) -> Result<Self, D::Error>
where
D: ArchiveRead<Io = File>,
D::Error: From<IoError>,
{
Self::read(File::open(path)?)
}
pub fn files(&self) -> &Vec<D::FileInfo> {
self.driver.files()
}
#[inline]
pub fn len(&self) -> usize {
self.files().len()
}
pub fn get_file_index(&self, name: &str) -> Result<usize, D::Error> {
self.driver.get_file_index(name)
}
pub fn get_file_info_by_index(&self, index: usize) -> Result<&D::FileInfo, D::Error> {
self.driver.get_file_info(index)
}
#[inline]
pub fn get_file_info_by_name(&self, name: &str) -> Result<&D::FileInfo, D::Error> {
self.get_file_info_by_index(self.get_file_index(name)?)
}
pub fn get_file_reader_by_index<'d>(
&'d mut self,
index: usize,
) -> Result<D::FileReader<'d>, D::Error> {
self.driver.get_file_reader(index)
}
#[inline]
pub fn get_file_reader_by_name<'d>(
&'d mut self,
name: &str,
) -> Result<D::FileReader<'d>, D::Error> {
self.get_file_reader_by_index(self.get_file_index(name)?)
}
}
impl<D: ArchiveWrite> Archive<D> where D::Io: Read + Write {}
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