| /* |
| * Copyright 2017-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.openflow.controller; |
| |
| import java.util.Collections; |
| |
| import org.projectfloodlight.openflow.protocol.OFMessage; |
| |
| /** |
| * Represents to OpenFlow session. |
| */ |
| public interface OpenFlowSession { |
| |
| /** |
| * Returns session state. |
| * |
| * @return true if active. |
| */ |
| boolean isActive(); |
| |
| /** |
| * Requests to close this OpenFlow session. |
| */ |
| void closeSession(); |
| |
| /** |
| * Sends messages over this session. |
| * @param msgs to send |
| * @return true is messages were sent |
| */ |
| boolean sendMsg(Iterable<OFMessage> msgs); |
| |
| /** |
| * Sends message over this session. |
| * |
| * @param msg to send |
| * @return true is messages were sent |
| */ |
| default boolean sendMsg(OFMessage msg) { |
| return sendMsg(Collections.singletonList(msg)); |
| } |
| |
| /** |
| * Returns debug information about this session. |
| * |
| * @return debug information |
| */ |
| CharSequence sessionInfo(); |
| |
| |
| } |