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// Copyright (c) 2015-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_ZMQ_ZMQABSTRACTNOTIFIER_H
#define BITCOIN_ZMQ_ZMQABSTRACTNOTIFIER_H
#include <zmq/zmqconfig.h>
class CBlockIndex;
class CZMQAbstractNotifier;
typedef CZMQAbstractNotifier* (*CZMQNotifierFactory)();
class CZMQAbstractNotifier
{
public:
static const int DEFAULT_ZMQ_SNDHWM {1000};
CZMQAbstractNotifier() : psocket(nullptr), outbound_message_high_water_mark(DEFAULT_ZMQ_SNDHWM) { }
virtual ~CZMQAbstractNotifier();
template <typename T>
static CZMQAbstractNotifier* Create()
{
return new T();
}
std::string GetType() const { return type; }
void SetType(const std::string &t) { type = t; }
std::string GetAddress() const { return address; }
void SetAddress(const std::string &a) { address = a; }
int GetOutboundMessageHighWaterMark() const { return outbound_message_high_water_mark; }
void SetOutboundMessageHighWaterMark(const int sndhwm) {
if (sndhwm >= 0) {
outbound_message_high_water_mark = sndhwm;
}
}
virtual bool Initialize(void *pcontext) = 0;
virtual void Shutdown() = 0;
virtual bool NotifyBlock(const CBlockIndex *pindex);
virtual bool NotifyTransaction(const CTransaction &transaction);
protected:
void *psocket;
std::string type;
std::string address;
int outbound_message_high_water_mark; // aka SNDHWM
};
#endif // BITCOIN_ZMQ_ZMQABSTRACTNOTIFIER_H
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