Trait streamson_lib::handler::Handler [−][src]
pub trait Handler: Send { fn as_any(&self) -> &dyn Any; fn start(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler> { ... } fn feed(
&mut self,
_data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler> { ... } fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler> { ... } fn is_converter(&self) -> bool { ... } }
Common handler trait
Required methods
Loading content...Provided methods
fn start(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
Is called when a path is matched
Arguments
path
- path which was matchedmatcher_idx
- idx of matcher which was usedtoken
- further info about matched data
Returns
Ok(None)
- All went well, no outputOk(Some(data))
- All went, handler has some outputErr(_)
- Failed to execute handler
fn feed(
&mut self,
_data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
Is called when handler receives some data
Arguments
data
- a part of matched datamatcher_idx
- idx of matcher which was used
Returns
Ok(None)
- All went well, no outputOk(Some(data))
- All went, handler has some outputErr(_)
- Failed to execute handler
fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
Is called when the path is no longer matched
Arguments
path
- path which was matchedmatcher_idx
- idx of matcher which was usedtoken
- further info about matched data
Returns
Ok(None)
- All went well, no data conversion neededOk(Some(data))
- All went well, data convertedErr(_)
- Failed to execute handler
fn is_converter(&self) -> bool
[src]
Should be handler used to convert data
Implementors
impl Handler for Buffer
[src]
impl Handler for Buffer
[src]fn start(
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn feed(
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn as_any(&self) -> &dyn Any
[src]
impl Handler for Group
[src]
impl Handler for Group
[src]fn start(
&mut self,
path: &Path,
matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
path: &Path,
matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn feed(
&mut self,
data: &[u8],
matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
data: &[u8],
matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
fn end(
&mut self,
path: &Path,
matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
path: &Path,
matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn is_converter(&self) -> bool
[src]
fn as_any(&self) -> &dyn Any
[src]
impl Handler for Indenter
[src]
impl Handler for Indenter
[src]fn start(
&mut self,
path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn feed(
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn is_converter(&self) -> bool
[src]
fn as_any(&self) -> &dyn Any
[src]
impl Handler for Unstringify
[src]
impl Handler for Unstringify
[src]fn start(
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn feed(
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn is_converter(&self) -> bool
[src]
fn as_any(&self) -> &dyn Any
[src]
impl<W> Handler for Output<W> where
W: Write + Send + 'static,
[src]
impl<W> Handler for Output<W> where
W: Write + Send + 'static,
[src]fn start(
&mut self,
path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
fn feed(
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
data: &[u8],
_matcher_idx: usize
) -> Result<Option<Vec<u8>>, Handler>
fn end(
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>
[src]
&mut self,
_path: &Path,
_matcher_idx: usize,
_token: Token
) -> Result<Option<Vec<u8>>, Handler>