ServiceRegistry.h

#pragma once
 
#include <xrpl/basics/Blob.h>
#include <xrpl/basics/Log.h>
#include <xrpl/basics/SHAMapHash.h>
#include <xrpl/basics/TaggedCache.h>
#include <xrpl/basics/base_uint.h>
#include <xrpl/beast/utility/Journal.h>
 
#include <boost/asio.hpp>
 
#include <optional>
#include <string>
 
namespace xrpl {
 
// Forward declarations
namespace node_store {
class Database;
}  // namespace node_store
namespace resource {
class Manager;
}  // namespace resource
namespace perf {
class PerfLog;
}  // namespace perf
 
// This is temporary until we migrate all code to use ServiceRegistry.
class Application;
 
template <
    class Key,
    class T,
    bool IsKeyCache,
    class SharedWeakUnionPointer,
    class SharedPointerType,
    class Hash,
    class KeyEqual,
    class Mutex>
class TaggedCache;
class STLedgerEntry;
using SLE = STLedgerEntry;
using CachedSLEs = TaggedCache<UInt256, SLE const>;
 
// Forward declarations
class AcceptedLedger;
class AmendmentTable;
class Cluster;
class CollectorManager;
class DatabaseCon;
class Family;
class HashRouter;
class InboundLedgers;
class InboundTransactions;
class JobQueue;
class LedgerCleaner;
class LedgerMaster;
class LedgerReplayer;
class LoadFeeTrack;
class LoadManager;
class ManifestCache;
class NetworkOPs;
class NetworkIDService;
class OpenLedger;
class OrderBookDB;
class Overlay;
class PathRequestManager;
class PeerReservationTable;
class PendingSaves;
class RelationalDatabase;
class ServerHandler;
class SHAMapStore;
class TimeKeeper;
class TransactionMaster;
class TxQ;
class ValidatorList;
class ValidatorSite;
 
template <class Adaptor>
class Validations;
class RCLValidationsAdaptor;
using RCLValidations = Validations<RCLValidationsAdaptor>;
 
using NodeCache = TaggedCache<SHAMapHash, Blob>;

class ServiceRegistry
{
public:
    ServiceRegistry() = default;
    virtual ~ServiceRegistry() = default;
 
    // Core infrastructure services
    virtual CollectorManager&
    getCollectorManager() = 0;
 
    virtual Family&
    getNodeFamily() = 0;
 
    virtual TimeKeeper&
    getTimeKeeper() = 0;
 
    virtual JobQueue&
    getJobQueue() = 0;
 
    virtual NodeCache&
    getTempNodeCache() = 0;
 
    virtual CachedSLEs&
    getCachedSLEs() = 0;
 
    virtual NetworkIDService&
    getNetworkIDService() = 0;
 
    // Protocol and validation services
    virtual AmendmentTable&
    getAmendmentTable() = 0;
 
    virtual HashRouter&
    getHashRouter() = 0;
 
    virtual LoadFeeTrack&
    getFeeTrack() = 0;
 
    virtual LoadManager&
    getLoadManager() = 0;
 
    virtual RCLValidations&
    getValidations() = 0;
 
    virtual ValidatorList&
    getValidators() = 0;
 
    virtual ValidatorSite&
    getValidatorSites() = 0;
 
    virtual ManifestCache&
    getValidatorManifests() = 0;
 
    virtual ManifestCache&
    getPublisherManifests() = 0;
 
    // Network services
    virtual Overlay&
    getOverlay() = 0;
 
    virtual Cluster&
    getCluster() = 0;
 
    virtual PeerReservationTable&
    getPeerReservations() = 0;
 
    virtual resource::Manager&
    getResourceManager() = 0;
 
    // Storage services
    virtual node_store::Database&
    getNodeStore() = 0;
 
    virtual SHAMapStore&
    getSHAMapStore() = 0;
 
    virtual RelationalDatabase&
    getRelationalDatabase() = 0;
 
    // Ledger services
    virtual InboundLedgers&
    getInboundLedgers() = 0;
 
    virtual InboundTransactions&
    getInboundTransactions() = 0;
 
    virtual TaggedCache<UInt256, AcceptedLedger>&
    getAcceptedLedgerCache() = 0;
 
    virtual LedgerMaster&
    getLedgerMaster() = 0;
 
    virtual LedgerCleaner&
    getLedgerCleaner() = 0;
 
    virtual LedgerReplayer&
    getLedgerReplayer() = 0;
 
    virtual PendingSaves&
    getPendingSaves() = 0;
 
    virtual OpenLedger&
    getOpenLedger() = 0;
 
    [[nodiscard]] virtual OpenLedger const&
    getOpenLedger() const = 0;
 
    // Transaction and operation services
    virtual NetworkOPs&
    getOPs() = 0;
 
    virtual OrderBookDB&
    getOrderBookDB() = 0;
 
    virtual TransactionMaster&
    getMasterTransaction() = 0;
 
    virtual TxQ&
    getTxQ() = 0;
 
    virtual PathRequestManager&
    getPathRequestManager() = 0;
 
    // Server services
    virtual ServerHandler&
    getServerHandler() = 0;
 
    virtual perf::PerfLog&
    getPerfLog() = 0;
 
    // Configuration and state
    [[nodiscard]] virtual bool
    isStopping() const = 0;
 
    virtual beast::Journal
    getJournal(std::string const& name) = 0;
 
    virtual boost::asio::io_context&
    getIOContext() = 0;
 
    virtual Logs&
    getLogs() = 0;
 
    [[nodiscard]] virtual std::optional<UInt256> const&
    getTrapTxID() const = 0;

    virtual DatabaseCon&
    getWalletDB() = 0;
 
    // Temporary: Get the underlying Application for functions that haven't
    // been migrated yet. This should be removed once all code is migrated.
    virtual Application&
    getApp() = 0;
};
 
}  // namespace xrpl