pub trait BatchSpawnable<ReturnValue: Send + 'static, ExtraInput: Send + 'static, Alloc: BrotliAlloc + Send + 'static, U: Send + 'static + Sync> where
<Alloc as Allocator<u8>>::AllocatedMemory: Send + 'static, {
type JoinHandle: Joinable<ReturnValue, BrotliEncoderThreadError>;
type FinalJoinHandle: OwnedRetriever<U>;
fn make_spawner(&mut self, input: &mut Owned<U>) -> Self::FinalJoinHandle;
fn spawn<F: Fn(ExtraInput, usize, usize, &U, Alloc) -> ReturnValue + Send + 'static + Copy>(
&mut self,
handle: &mut Self::FinalJoinHandle,
alloc: &mut SendAlloc<ReturnValue, ExtraInput, Alloc, Self::JoinHandle>,
index: usize,
num_threads: usize,
f: F
);
}