pub fn extract<W>(&self, w: W) -> Result<()>
    where
        W: WriteOutBuilder,
    {
        self.print_start();
        let start = Instant::now();
        let be = Backend::open(&self.basedir)?;
        let chunks = ChunkVec::decode(&self.revision)?;

        self.print_decompress(chunks.len());
        let (progress, progress_rx) = unbounded();
        let writer = w.build(chunks.size, self.threads);
        let name = writer.name();

        let (chunk_tx, chunk_rx) = bounded(2 * self.threads as usize);
        let total_bytes = thread::scope(|s| -> Result<u64> {
            let mut hdl = vec![s.spawn(|_| writer.receive(chunk_rx, progress).map_err(Into::into))];
            for threadid in 0..self.threads {
                let c_tx = chunk_tx.clone();
                let sd = |t| (&chunks).send_decompressed(t, self.threads, &be, c_tx);
                hdl.push(s.spawn(move |_| sd(threadid)));
            }
            hdl.push(s.spawn(|_| (&chunks).send_zero(chunk_tx)));
            let total_bytes = self.print_progress(chunks.size, &name, progress_rx);
            hdl.into_iter()
                .try_for_each(|h| h.join().expect("unhandled panic"))?;
            Ok(total_bytes)
        })
        .expect("subthread panic")?;
        self.print_finished(total_bytes, start);
        Ok(())
    }
/// Initiates the restore process.
///
/// Accepts a `WriteOutBuilder` which is used to instantiate the final writer. Currently
/// supported WriteOutBuilders are [Stream](struct.Stream.html) and
/// [RandomAccess](struct.RandomAccess.html).
Initiates the restore process.
Accepts a `WriteOutBuilder` which is used to instantiate the final writer.
Initiates the restore process . Accepts a ` WriteOutBuilder ` which is used to instantiate the final writer .
pub fn extract<W>(&self, w: W) -> Result<()>
    where
        W: WriteOutBuilder,
    {
        self.print_start();
        let start = Instant::now();
        let be = Backend::open(&self.basedir)?;
        let chunks = ChunkVec::decode(&self.revision)?;
        self.print_decompress(chunks.len());
        let (progress, progress_rx) = unbounded();
        let writer = w.build(chunks.size, self.threads);
        let name = writer.name();
        let (chunk_tx, chunk_rx) = bounded(2 * self.threads as usize);
        let total_bytes = thread::scope(|s| -> Result<u64> {
            let mut hdl = vec![s.spawn(|_| writer.receive(chunk_rx, progress).map_err(Into::into))];
            for threadid in 0..self.threads {
                let c_tx = chunk_tx.clone();
                let sd = |t| (&chunks).send_decompressed(t, self.threads, &be, c_tx);
                hdl.push(s.spawn(move |_| sd(threadid)));
            }
            hdl.push(s.spawn(|_| (&chunks).send_zero(chunk_tx)));
            let total_bytes = self.print_progress(chunks.size, &name, progress_rx);
            hdl.into_iter()
                .try_for_each(|h| h.join().expect("unhandled panic"))?;
            Ok(total_bytes)
        })
        .expect("subthread panic")?;
        self.print_finished(total_bytes, start);
        Ok(())
    }
pub fn extract < W > ( & self , w : W ) -> Result < ( ) > where W : WriteOutBuilder , { self . print_start ( ) ; let start = Instant :: now ( ) ; let be = Backend :: open ( & self . basedir ) ? ; let chunks = ChunkVec :: decode ( & self . revision ) ? ; self . print_decompress ( chunks . len ( ) ) ; let ( progress , progress_rx ) = unbounded ( ) ; let writer = w . build ( chunks . size , self . threads ) ; let name = writer . name ( ) ; let ( chunk_tx , chunk_rx ) = bounded ( 2 * self . threads as usize ) ; let total_bytes = thread :: scope ( | s | -> Result < u64 > { let mut hdl = vec ! [ s spawn ( writer receive ( chunk_rx progress ) map_err ( Into into ) ) ] ; for threadid in 0 .. self . threads { let c_tx = chunk_tx . clone ( ) ; let sd = | t | ( & chunks ) . send_decompressed ( t , self . threads , & be , c_tx ) ; hdl . push ( s . spawn ( move | _ | sd ( threadid ) ) ) ; } hdl . push ( s . spawn ( | _ | ( & chunks ) . send_zero ( chunk_tx ) ) ) ; let total_bytes = self . print_progress ( chunks . size , & name , progress_rx ) ; hdl . into_iter ( ) . try_for_each ( | h | h . join ( ) . expect ( " " ) ) ? ; Ok ( total_bytes ) } ) . expect ( " " ) ? ; self . print_finished ( total_bytes , start ) ; Ok ( ( ) ) }
Initiates the restore process.
Initiates the restore process .
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