Struct grpcio::MetadataBuilder

pub struct MetadataBuilder { /* fields omitted */ }

Builder for immutable Metadata.

Methods

impl MetadataBuilder

pub fn new() -> MetadataBuilder

Create a builder with empty initial capacity.

pub fn with_capacity(cap: usize) -> MetadataBuilder

Create a builder with the given value.

pub fn add_str(
    &mut self,
    key: &str,
    value: &str
) -> Result<&mut MetadataBuilder>

Add a metadata holding an ASCII value.

key must not use suffix (-bin) indicating a binary valued metadata entry.

pub fn add_bytes(
    &mut self,
    key: &str,
    value: &[u8]
) -> Result<&mut MetadataBuilder>

Add a metadata holding a binary value.

key needs to have suffix (-bin) indicating a binary valued metadata entry.

pub fn build(self) -> Metadata

Create Metadata with configured entries.