package org.zstack.header.host; public interface HostChangeStateExtensionPoint { void preChangeHostState(HostInventory inventory, HostStateEvent event, HostState nextState) throws HostException; void beforeChangeHostState(HostInventory inventory, HostStateEvent event, HostState nextState); void afterChangeHostState(HostInventory inventory, HostStateEvent event, HostState previousState); }