2 * Copyright (c) 2016 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.openvpp.jvpp;
19 import java.io.IOException;
22 * Representation of a management connection to VPP.
23 * Connection is initiated when instance is created, closed with close().
25 public interface VppConnection extends AutoCloseable {
28 * Open VppConnection for communication with VPP
30 * @param callback instance handling responses
32 * @throws IOException if connection is not established
34 void connect(final org.openvpp.jvpp.callback.JVppCallback callback) throws IOException;
37 * Check if this instance connection is active.
39 * @throws IllegalStateException if this instance was disconnected.
44 * Closes Vpp connection.