Struct exonum_configuration::Service

pub struct Service {}

Configuration service.

Trait Implementations

impl Debug for Service

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for Service

fn default() -> Service

Returns the "default value" for a type.

impl Service for Service

fn service_name(&self) -> &'static str

A comprehensive string service name. Must be unique within the blockchain.

fn service_id(&self) -> u16

Service identifier for database schema and service messages. Must be unique within the blockchain.

Important traits for Vec<u8>

impl Write for Vec<u8>

fn state_hash(&self, snapshot: &Snapshot) -> Vec<Hash>

Returns a list of root hashes of tables that determine the current state of the service database. These hashes are collected from all the services in a common ProofMapIndex accessible in the core schema as [state_hash_aggregator][1].

fn tx_from_raw(
    &self,
    raw: RawTransaction
) -> Result<Box<Transaction>, EncodingError>

Tries to create a Transaction from the given raw message.

fn public_api_handler(&self, ctx: &ApiContext) -> Option<Box<Handler>>

Returns an API handler for public requests. The handler is mounted on the /api/services/{service_name} path at [the public listen address][pub-addr] of all full nodes in the blockchain network.

fn private_api_handler(&self, ctx: &ApiContext) -> Option<Box<Handler>>

Returns an API handler for private requests. The handler is mounted on the /api/services/{service_name} path at [the private listen address][private-addr] of all full nodes in the blockchain network.

fn initialize(&self, fork: &mut Fork) -> Value

Initializes the information schema of the service and generates an initial service configuration. Called on genesis block creation.

fn handle_commit(&self, context: &ServiceContext)

Handles block commit. This handler is invoked for each service after commit of the block. For example, a service can create one or more transactions if a specific condition has occurred.