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Java example source code file (Http2FlowController.java)
The Http2FlowController.java Java example source code/* * Copyright 2014 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: * * 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 io.netty.handler.codec.http2; import io.netty.channel.ChannelHandlerContext; import io.netty.util.internal.UnstableApi; /** * Base interface for all HTTP/2 flow controllers. */ @UnstableApi public interface Http2FlowController { /** * Set the {@link ChannelHandlerContext} for which to apply flow control on. * <p> * This <strong>must be called to properly initialize the {@link Http2FlowController}. * Not calling this is considered a programming error. * @param ctx The {@link ChannelHandlerContext} for which to apply flow control on. * @throws Http2Exception if any protocol-related error occurred. */ void channelHandlerContext(ChannelHandlerContext ctx) throws Http2Exception; /** * Sets the connection-wide initial flow control window and updates all stream windows (but not the connection * stream window) by the delta. * <p> * This method is used to apply the {@code SETTINGS_INITIAL_WINDOW_SIZE} value for an * {@code SETTINGS} frame. * * @param newWindowSize the new initial window size. * @throws Http2Exception thrown if any protocol-related error occurred. */ void initialWindowSize(int newWindowSize) throws Http2Exception; /** * Gets the connection-wide initial flow control window size that is used as the basis for new stream flow * control windows. */ int initialWindowSize(); /** * Get the portion of the flow control window for the given stream that is currently available for sending/receiving * frames which are subject to flow control. This quantity is measured in number of bytes. */ int windowSize(Http2Stream stream); /** * Increments the size of the stream's flow control window by the given delta. * <p> * In the case of a {@link Http2RemoteFlowController} this is called upon receipt of a * {@code WINDOW_UPDATE} frame from the remote endpoint to mirror the changes to the window * size. * <p> * For a {@link Http2LocalFlowController} this can be called to request the expansion of the * window size published by this endpoint. It is up to the implementation, however, as to when a * {@code WINDOW_UPDATE} is actually sent. * * @param stream The subject stream. Use {@link Http2Connection#connectionStream()} for * requesting the size of the connection window. * @param delta the change in size of the flow control window. * @throws Http2Exception thrown if a protocol-related error occurred. */ void incrementWindowSize(Http2Stream stream, int delta) throws Http2Exception; } Other Java examples (source code examples)Here is a short list of links related to this Java Http2FlowController.java source code file: |
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