package org.zstack.network.service.portforwarding; import org.zstack.header.core.Completion; import org.zstack.header.network.service.NetworkServiceProviderType; public interface PortForwardingBackend { NetworkServiceProviderType getProviderType(); void applyPortForwardingRule(PortForwardingStruct struct, Completion completion); void revokePortForwardingRule(PortForwardingStruct struct, Completion completion); }