iroha::network::BlockLoader Class Reference

#include "block_loader.hpp"

Inheritance diagram for iroha::network::BlockLoader:

Collaboration diagram for iroha::network::BlockLoader:

Public Member Functions
virtual iroha::expected::Result< rxcpp::observable< std::shared_ptr< shared_model::interface::Block > >, std::string >	retrieveBlocks (const shared_model::interface::types::HeightType height, shared_model::interface::types::PublicKeyHexStringView peer_pubkey)=0
virtual iroha::expected::Result< std::unique_ptr< shared_model::interface::Block >, std::string >	retrieveBlock (shared_model::interface::types::PublicKeyHexStringView peer_pubkey, shared_model::interface::types::HeightType block_height)=0
virtual	~BlockLoader ()=default

Detailed Description

Interface for downloading blocks from a network

Constructor & Destructor Documentation

~BlockLoader()

virtual iroha::network::BlockLoader::~BlockLoader ( )

virtualdefault

Member Function Documentation

retrieveBlock()

virtual iroha::expected::Result< std::unique_ptr<shared_model::interface::Block>, std::string> iroha::network::BlockLoader::retrieveBlock ( shared_model::interface::types::PublicKeyHexStringView  peer_pubkey, shared_model::interface::types::HeightType  block_height  )

pure virtual

Retrieve block by its block_height from given peer

Parameters

peer_pubkey	- peer for requesting blocks
block_height	- requested block height

Returns

block on success, nullopt on failure TODO 14/02/17 () IR-960 rework method with returning result

Implemented in iroha::network::BlockLoaderImpl.

retrieveBlocks()

virtual iroha::expected::Result< rxcpp::observable<std::shared_ptr<shared_model::interface::Block> >, std::string> iroha::network::BlockLoader::retrieveBlocks ( const shared_model::interface::types::HeightType  height, shared_model::interface::types::PublicKeyHexStringView  peer_pubkey  )

pure virtual

Retrieve block from given peer starting from current top

Parameters

height	- top block height in requester's peer storage
peer_pubkey	- peer for requesting blocks

Returns

Implemented in iroha::network::BlockLoaderImpl.

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The documentation for this class was generated from the following file:

• irohad/network/block_loader.hpp