org.apache.dolphinscheduler.server.master.dispatch.host

Class CommonHostManager

java.lang.Object

org.apache.dolphinscheduler.server.master.dispatch.host.CommonHostManager

All Implemented Interfaces:

HostManager

Direct Known Subclasses:

LowerWeightHostManager, RandomHostManager, RoundRobinHostManager

public abstract class CommonHostManager
extends Object
implements HostManager

common host manager

Field Summary

Fields

Modifier and Type	Field and Description
protected ServerNodeManager	serverNodeManager server node manager

Constructor Summary

Constructors

Constructor and Description
CommonHostManager()

Method Summary

Modifier and Type	Method and Description
protected List<HostWorker>	getWorkerCandidates(String workerGroup)
protected int	getWorkerHostWeightFromHeartbeat(String heartBeatInfo)
protected abstract HostWorker	select(Collection<HostWorker> nodes)
org.apache.dolphinscheduler.remote.utils.Host	select(ExecutionContext context) select host

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

serverNodeManager

@Autowired
protected ServerNodeManager serverNodeManager

server node manager

Constructor Detail

CommonHostManager

public CommonHostManager()

Method Detail

select

public org.apache.dolphinscheduler.remote.utils.Host select(ExecutionContext context)

select host

Specified by:

select in interface HostManager

Parameters:

context - context

Returns:

host

select

protected abstract HostWorker select(Collection<HostWorker> nodes)

getWorkerCandidates

protected List<HostWorker> getWorkerCandidates(String workerGroup)

getWorkerHostWeightFromHeartbeat

protected int getWorkerHostWeightFromHeartbeat(String heartBeatInfo)