com.alibaba.csp.sentinel.transport

Interface HeartbeatSender

public interface HeartbeatSender

Heartbeat interface. Sentinel core is responsible for invoking sendHeartbeat() at every intervalMs() interval.

Author:

leyou, Eric Zhao

Method Summary

Modifier and Type	Method and Description
long	intervalMs() Millisecond interval of every sendHeartbeat()
boolean	sendHeartbeat() Send heartbeat to Sentinel Dashboard.

Method Detail

sendHeartbeat

boolean sendHeartbeat()
               throws Exception

Send heartbeat to Sentinel Dashboard. Each invocation of this method will send heartbeat once. Sentinel core is responsible for invoking this method at every intervalMs() interval.

Returns:

whether heartbeat is successfully send.

Throws:

Exception

intervalMs

long intervalMs()

Millisecond interval of every sendHeartbeat()

Returns:

millisecond interval.