1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27 package org.apache.hc.core5.http2.impl.nio;
28
29 import java.util.List;
30
31 import org.apache.hc.core5.annotation.Contract;
32 import org.apache.hc.core5.annotation.Internal;
33 import org.apache.hc.core5.annotation.ThreadingBehavior;
34 import org.apache.hc.core5.http.Header;
35 import org.apache.hc.core5.http.HttpConnection;
36 import org.apache.hc.core5.http2.frame.RawFrame;
37
38 /**
39 * HTTP/2 stream event listener.
40 *
41 * @since 5.0
42 */
43 @Contract(threading = ThreadingBehavior.STATELESS)
44 @Internal
45 public interface H2StreamListener {
46
47 void onHeaderInput(HttpConnection connection, int streamId, List<? extends Header> headers);
48
49 void onHeaderOutput(HttpConnection connection, int streamId, List<? extends Header> headers);
50
51 void onFrameInput(HttpConnection connection, int streamId, RawFrame frame);
52
53 void onFrameOutput(HttpConnection connection, int streamId, RawFrame frame);
54
55 void onInputFlowControl(HttpConnection connection, int streamId, int delta, int actualSize);
56
57 void onOutputFlowControl(HttpConnection connection, int streamId, int delta, int actualSize);
58
59 }