io.netty.handler.codec.http2.Http2StreamFrame Maven / Gradle / Ivy
/*
* Copyright 2016 The Netty Project
*
* The Netty Project licenses this file to you 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:
*
* https://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 io.netty.handler.codec.http2;
import io.netty.util.internal.UnstableApi;
/**
* A frame whose meaning may apply to a particular stream, instead of the entire connection. It is still
* possible for this frame type to apply to the entire connection. In such cases, the {@link #stream()} must return
* {@code null}. If the frame applies to a stream, the {@link Http2FrameStream#id()} must be greater than zero.
*/
@UnstableApi
public interface Http2StreamFrame extends Http2Frame {
/**
* Set the {@link Http2FrameStream} object for this frame.
*/
Http2StreamFrame stream(Http2FrameStream stream);
/**
* Returns the {@link Http2FrameStream} object for this frame, or {@code null} if the frame has yet to be associated
* with a stream.
*/
Http2FrameStream stream();
}