private AgentStatus getAgentStatus(AgentIdentity agentIdentity) {
		return m_agentMap.getOrDefault(agentIdentity, new AgentStatus(agentIdentity));
	}
Get agent status. It's for internal use.

@param agentIdentity agent identity
@return {@link AgentStatus}
ngrinder-core/src/main/java/net/grinder/console/communication/AgentProcessControlImplementation.java