Struct CachedAgentCard 

pub struct CachedAgentCard {
    pub card: AgentCard,
    pub card_json: Vec<u8>,
    pub etag: String,
    pub last_modified: DateTime<Utc>,
}

Available on crate features a2a-v1 and server only.

Cached agent card with ETag, Last-Modified, and pre-serialized JSON.

Fields

card: AgentCard

The agent card.

card_json: Vec<u8>

Pre-serialized card JSON bytes.

etag: String

Deterministic hash of the serialized card JSON, used as ETag.

last_modified: DateTime<Utc>

Timestamp of the last card change.

Implementations

impl CachedAgentCard

pub fn new(card: AgentCard) -> CachedAgentCard

Creates a new cached agent card, computing the ETag and serialized JSON.

pub fn matches_etag(&self, if_none_match: &str) -> bool

Returns true if the given If-None-Match value matches the current ETag.

Supports both quoted ("abc123") and unquoted (abc123) ETag values.

pub fn modified_since(&self, if_modified_since: &DateTime<Utc>) -> bool

Returns true if the card was modified after the given timestamp.

pub fn update(&mut self, card: AgentCard)

Updates the cached card, recomputing the ETag, serialized JSON, and last_modified timestamp.

Trait Implementations

impl Clone for CachedAgentCard

fn clone(&self) -> CachedAgentCard

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CachedAgentCard

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.