[−][src]Struct gu_base::files::ChunkedReadFile
https://actix.rs/api/actix-web/stable/src/actix_web/fs.rs.html#477-484
Methods
impl ChunkedReadFile
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impl ChunkedReadFile
pub fn new(file: File, pool: CpuPool) -> Result<ChunkedReadFile, String>
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pub fn new(file: File, pool: CpuPool) -> Result<ChunkedReadFile, String>
pub fn new_ranged(
file: File,
pool: CpuPool,
range: (u64, u64)
) -> Result<ChunkedReadFile, String>
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pub fn new_ranged(
file: File,
pool: CpuPool,
range: (u64, u64)
) -> Result<ChunkedReadFile, String>
Trait Implementations
impl Stream for ChunkedReadFile
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impl Stream for ChunkedReadFile
type Item = Bytes
The type of item this stream will yield on success.
type Error = String
The type of error this stream may generate.
fn poll(&mut self) -> Poll<Option<Bytes>, String>
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fn poll(&mut self) -> Poll<Option<Bytes>, String>
Attempt to pull out the next value of this stream, returning None
if the stream is finished. Read more
ⓘImportant traits for Wait<S>fn wait(self) -> Wait<Self>
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fn wait(self) -> Wait<Self>
Creates an iterator which blocks the current thread until each item of this stream is resolved. Read more
fn into_future(self) -> StreamFuture<Self>
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fn into_future(self) -> StreamFuture<Self>
Converts this stream into a Future
. Read more
fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> U,
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fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> U,
Converts a stream of type T
to a stream of type U
. Read more
fn map_err<U, F>(self, f: F) -> MapErr<Self, F> where
F: FnMut(Self::Error) -> U,
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fn map_err<U, F>(self, f: F) -> MapErr<Self, F> where
F: FnMut(Self::Error) -> U,
Converts a stream of error type T
to a stream of error type U
. Read more
fn filter<F>(self, f: F) -> Filter<Self, F> where
F: FnMut(&Self::Item) -> bool,
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fn filter<F>(self, f: F) -> Filter<Self, F> where
F: FnMut(&Self::Item) -> bool,
Filters the values produced by this stream according to the provided predicate. Read more
fn filter_map<F, B>(self, f: F) -> FilterMap<Self, F> where
F: FnMut(Self::Item) -> Option<B>,
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fn filter_map<F, B>(self, f: F) -> FilterMap<Self, F> where
F: FnMut(Self::Item) -> Option<B>,
Filters the values produced by this stream while simultaneously mapping them to a different type. Read more
fn then<F, U>(self, f: F) -> Then<Self, F, U> where
F: FnMut(Result<Self::Item, Self::Error>) -> U,
U: IntoFuture,
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fn then<F, U>(self, f: F) -> Then<Self, F, U> where
F: FnMut(Result<Self::Item, Self::Error>) -> U,
U: IntoFuture,
Chain on a computation for when a value is ready, passing the resulting item to the provided closure f
. Read more
fn and_then<F, U>(self, f: F) -> AndThen<Self, F, U> where
F: FnMut(Self::Item) -> U,
U: IntoFuture<Error = Self::Error>,
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fn and_then<F, U>(self, f: F) -> AndThen<Self, F, U> where
F: FnMut(Self::Item) -> U,
U: IntoFuture<Error = Self::Error>,
Chain on a computation for when a value is ready, passing the successful results to the provided closure f
. Read more
fn or_else<F, U>(self, f: F) -> OrElse<Self, F, U> where
F: FnMut(Self::Error) -> U,
U: IntoFuture<Item = Self::Item>,
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fn or_else<F, U>(self, f: F) -> OrElse<Self, F, U> where
F: FnMut(Self::Error) -> U,
U: IntoFuture<Item = Self::Item>,
Chain on a computation for when an error happens, passing the erroneous result to the provided closure f
. Read more
fn collect(self) -> Collect<Self>
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fn collect(self) -> Collect<Self>
Collect all of the values of this stream into a vector, returning a future representing the result of that computation. Read more
fn concat2(self) -> Concat2<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default,
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fn concat2(self) -> Concat2<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default,
Concatenate all results of a stream into a single extendable destination, returning a future representing the end result. Read more
fn concat(self) -> Concat<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
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fn concat(self) -> Concat<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
: please use Stream::concat2
instead
Concatenate all results of a stream into a single extendable destination, returning a future representing the end result. Read more
fn fold<F, T, Fut>(self, init: T, f: F) -> Fold<Self, F, Fut, T> where
F: FnMut(T, Self::Item) -> Fut,
Fut: IntoFuture<Item = T>,
Self::Error: From<<Fut as IntoFuture>::Error>,
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fn fold<F, T, Fut>(self, init: T, f: F) -> Fold<Self, F, Fut, T> where
F: FnMut(T, Self::Item) -> Fut,
Fut: IntoFuture<Item = T>,
Self::Error: From<<Fut as IntoFuture>::Error>,
Execute an accumulating computation over a stream, collecting all the values into one final result. Read more
fn flatten(self) -> Flatten<Self> where
Self::Item: Stream,
<Self::Item as Stream>::Error: From<Self::Error>,
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fn flatten(self) -> Flatten<Self> where
Self::Item: Stream,
<Self::Item as Stream>::Error: From<Self::Error>,
Flattens a stream of streams into just one continuous stream. Read more
fn skip_while<P, R>(self, pred: P) -> SkipWhile<Self, P, R> where
P: FnMut(&Self::Item) -> R,
R: IntoFuture<Item = bool, Error = Self::Error>,
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fn skip_while<P, R>(self, pred: P) -> SkipWhile<Self, P, R> where
P: FnMut(&Self::Item) -> R,
R: IntoFuture<Item = bool, Error = Self::Error>,
Skip elements on this stream while the predicate provided resolves to true
. Read more
fn take_while<P, R>(self, pred: P) -> TakeWhile<Self, P, R> where
P: FnMut(&Self::Item) -> R,
R: IntoFuture<Item = bool, Error = Self::Error>,
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fn take_while<P, R>(self, pred: P) -> TakeWhile<Self, P, R> where
P: FnMut(&Self::Item) -> R,
R: IntoFuture<Item = bool, Error = Self::Error>,
Take elements from this stream while the predicate provided resolves to true
. Read more
fn for_each<F, U>(self, f: F) -> ForEach<Self, F, U> where
F: FnMut(Self::Item) -> U,
U: IntoFuture<Item = (), Error = Self::Error>,
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fn for_each<F, U>(self, f: F) -> ForEach<Self, F, U> where
F: FnMut(Self::Item) -> U,
U: IntoFuture<Item = (), Error = Self::Error>,
Runs this stream to completion, executing the provided closure for each element on the stream. Read more
fn from_err<E>(self) -> FromErr<Self, E> where
E: From<Self::Error>,
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fn from_err<E>(self) -> FromErr<Self, E> where
E: From<Self::Error>,
Map this stream's error to any error implementing From
for this stream's Error
, returning a new stream. Read more
fn take(self, amt: u64) -> Take<Self>
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fn take(self, amt: u64) -> Take<Self>
Creates a new stream of at most amt
items of the underlying stream. Read more
fn skip(self, amt: u64) -> Skip<Self>
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fn skip(self, amt: u64) -> Skip<Self>
Creates a new stream which skips amt
items of the underlying stream. Read more
fn fuse(self) -> Fuse<Self>
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fn fuse(self) -> Fuse<Self>
Fuse a stream such that poll
will never again be called once it has finished. Read more
ⓘImportant traits for &'a mut Rfn by_ref(&mut self) -> &mut Self
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fn by_ref(&mut self) -> &mut Self
Borrows a stream, rather than consuming it. Read more
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
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fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
Catches unwinding panics while polling the stream. Read more
fn buffered(self, amt: usize) -> Buffered<Self> where
Self::Item: IntoFuture,
<Self::Item as IntoFuture>::Error == Self::Error,
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fn buffered(self, amt: usize) -> Buffered<Self> where
Self::Item: IntoFuture,
<Self::Item as IntoFuture>::Error == Self::Error,
An adaptor for creating a buffered list of pending futures. Read more
fn buffer_unordered(self, amt: usize) -> BufferUnordered<Self> where
Self::Item: IntoFuture,
<Self::Item as IntoFuture>::Error == Self::Error,
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fn buffer_unordered(self, amt: usize) -> BufferUnordered<Self> where
Self::Item: IntoFuture,
<Self::Item as IntoFuture>::Error == Self::Error,
An adaptor for creating a buffered list of pending futures (unordered). Read more
fn merge<S>(self, other: S) -> Merge<Self, S> where
S: Stream<Error = Self::Error>,
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fn merge<S>(self, other: S) -> Merge<Self, S> where
S: Stream<Error = Self::Error>,
: functionality provided by select
now
An adapter for merging the output of two streams. Read more
fn zip<S>(self, other: S) -> Zip<Self, S> where
S: Stream<Error = Self::Error>,
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fn zip<S>(self, other: S) -> Zip<Self, S> where
S: Stream<Error = Self::Error>,
An adapter for zipping two streams together. Read more
fn chain<S>(self, other: S) -> Chain<Self, S> where
S: Stream<Item = Self::Item, Error = Self::Error>,
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fn chain<S>(self, other: S) -> Chain<Self, S> where
S: Stream<Item = Self::Item, Error = Self::Error>,
Adapter for chaining two stream. Read more
fn peekable(self) -> Peekable<Self>
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fn peekable(self) -> Peekable<Self>
Creates a new stream which exposes a peek
method. Read more
fn chunks(self, capacity: usize) -> Chunks<Self>
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fn chunks(self, capacity: usize) -> Chunks<Self>
An adaptor for chunking up items of the stream inside a vector. Read more
fn select<S>(self, other: S) -> Select<Self, S> where
S: Stream<Item = Self::Item, Error = Self::Error>,
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fn select<S>(self, other: S) -> Select<Self, S> where
S: Stream<Item = Self::Item, Error = Self::Error>,
Creates a stream that selects the next element from either this stream or the provided one, whichever is ready first. Read more
fn forward<S>(self, sink: S) -> Forward<Self, S> where
S: Sink<SinkItem = Self::Item>,
Self::Error: From<<S as Sink>::SinkError>,
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fn forward<S>(self, sink: S) -> Forward<Self, S> where
S: Sink<SinkItem = Self::Item>,
Self::Error: From<<S as Sink>::SinkError>,
A future that completes after the given stream has been fully processed into the sink, including flushing. Read more
fn split(self) -> (SplitSink<Self>, SplitStream<Self>) where
Self: Sink,
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fn split(self) -> (SplitSink<Self>, SplitStream<Self>) where
Self: Sink,
Splits this Stream + Sink
object into separate Stream
and Sink
objects. Read more
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnMut(&Self::Item),
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fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnMut(&Self::Item),
Do something with each item of this stream, afterwards passing it on. Read more
fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnMut(&Self::Error),
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fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnMut(&Self::Error),
Do something with the error of this stream, afterwards passing it on. Read more
Auto Trait Implementations
impl Send for ChunkedReadFile
impl Send for ChunkedReadFile
impl Sync for ChunkedReadFile
impl Sync for ChunkedReadFile
Blanket Implementations
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow(&self) -> &T
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fn borrow(&self) -> &T
Immutably borrows from an owned value. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow_mut(&mut self) -> &mut T
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fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
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fn get_type_id(&self) -> TypeId
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<S, A> WrapStream for S where
A: Actor,
S: Stream,
impl<S, A> WrapStream for S where
A: Actor,
S: Stream,
type Stream = StreamWrap<S, A>
The stream that this type can be converted into.
type Item = <S as Stream>::Item
The item that the future may resolve with.
type Error = <S as Stream>::Error
The error that the future may resolve with.
fn into_actor(self, &A) -> <S as WrapStream<A>>::Stream
fn into_actor(self, &A) -> <S as WrapStream<A>>::Stream
Convert normal stream to a ActorStream
impl<T> Erased for T
impl<T> Erased for T
impl<T> StreamExt for T where
T: Stream + ?Sized,
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impl<T> StreamExt for T where
T: Stream + ?Sized,