Trait bi::Bi

pub trait Bi {
    type Resource;
    fn max_buf_size(&self) -> u64;
    fn buf_size(&self) -> u64;
    fn read(&self, res: Self::Resource) -> Result<(usize, Vec<u8>)>;
    fn read_to_string(&self, res: Self::Resource) -> Result<(usize, String)>;
    fn release_read(&self, id: usize) -> Result<()>;
    fn write<B: AsRef<[u8]>>(&self, bytes: B, res: Self::Resource) -> Result<()>;
}

Bi

Simple trait for reading/writing resources.

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Implementations are not required to make read IDs unique. It's simply because usize has limit. However, for example, on 32-bit system, you still have billions of IDs to use.

Associated Types

type Resource

Resource

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Required methods

fn max_buf_size(&self) -> u64

Gets max buf size

fn buf_size(&self) -> u64

Gets current buf size

fn read(&self, res: Self::Resource) -> Result<(usize, Vec<u8>)>

Reads

fn read_to_string(&self, res: Self::Resource) -> Result<(usize, String)>

Reads to string

fn release_read(&self, id: usize) -> Result<()>

Releases what has been read

fn write<B: AsRef<[u8]>>(&self, bytes: B, res: Self::Resource) -> Result<()>

Writes

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Implementors

impl<'a> Bi for FileBi<'a>

type Resource = &'a Path

fn max_buf_size(&self) -> u64

fn buf_size(&self) -> u64

fn read(&self, file: Self::Resource) -> Result<(usize, Vec<u8>)>

fn read_to_string(&self, file: Self::Resource) -> Result<(usize, String)>

fn release_read(&self, id: usize) -> Result<()>

fn write<B: AsRef<[u8]>>(&self, bytes: B, file: Self::Resource) -> Result<()>

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