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io.netty.handler.codec.http2.Http2OutboundFrameLogger Maven / Gradle / Ivy
/*
* 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:
*
* 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 static io.netty.handler.codec.http2.Http2FrameLogger.Direction.OUTBOUND;
import static io.netty.util.internal.ObjectUtil.checkNotNull;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import io.netty.util.internal.UnstableApi;
/**
* Decorator around a {@link Http2FrameWriter} that logs all outbound frames before calling the
* writer.
*/
@UnstableApi
public class Http2OutboundFrameLogger implements Http2FrameWriter {
private final Http2FrameWriter writer;
private final Http2FrameLogger logger;
public Http2OutboundFrameLogger(Http2FrameWriter writer, Http2FrameLogger logger) {
this.writer = checkNotNull(writer, "writer");
this.logger = checkNotNull(logger, "logger");
}
@Override
public ChannelFuture writeData(ChannelHandlerContext ctx, int streamId, ByteBuf data,
int padding, boolean endStream, ChannelPromise promise) {
logger.logData(OUTBOUND, ctx, streamId, data, padding, endStream);
return writer.writeData(ctx, streamId, data, padding, endStream, promise);
}
@Override
public ChannelFuture writeHeaders(ChannelHandlerContext ctx, int streamId,
Http2Headers headers, int padding, boolean endStream, ChannelPromise promise) {
logger.logHeaders(OUTBOUND, ctx, streamId, headers, padding, endStream);
return writer.writeHeaders(ctx, streamId, headers, padding, endStream, promise);
}
@Override
public ChannelFuture writeHeaders(ChannelHandlerContext ctx, int streamId,
Http2Headers headers, int streamDependency, short weight, boolean exclusive,
int padding, boolean endStream, ChannelPromise promise) {
logger.logHeaders(OUTBOUND, ctx, streamId, headers, streamDependency, weight, exclusive,
padding, endStream);
return writer.writeHeaders(ctx, streamId, headers, streamDependency, weight,
exclusive, padding, endStream, promise);
}
@Override
public ChannelFuture writePriority(ChannelHandlerContext ctx, int streamId,
int streamDependency, short weight, boolean exclusive, ChannelPromise promise) {
logger.logPriority(OUTBOUND, ctx, streamId, streamDependency, weight, exclusive);
return writer.writePriority(ctx, streamId, streamDependency, weight, exclusive, promise);
}
@Override
public ChannelFuture writeRstStream(ChannelHandlerContext ctx,
int streamId, long errorCode, ChannelPromise promise) {
logger.logRstStream(OUTBOUND, ctx, streamId, errorCode);
return writer.writeRstStream(ctx, streamId, errorCode, promise);
}
@Override
public ChannelFuture writeSettings(ChannelHandlerContext ctx,
Http2Settings settings, ChannelPromise promise) {
logger.logSettings(OUTBOUND, ctx, settings);
return writer.writeSettings(ctx, settings, promise);
}
@Override
public ChannelFuture writeSettingsAck(ChannelHandlerContext ctx, ChannelPromise promise) {
logger.logSettingsAck(OUTBOUND, ctx);
return writer.writeSettingsAck(ctx, promise);
}
@Override
public ChannelFuture writePing(ChannelHandlerContext ctx, boolean ack,
long data, ChannelPromise promise) {
if (ack) {
logger.logPingAck(OUTBOUND, ctx, data);
} else {
logger.logPing(OUTBOUND, ctx, data);
}
return writer.writePing(ctx, ack, data, promise);
}
@Override
public ChannelFuture writePushPromise(ChannelHandlerContext ctx, int streamId,
int promisedStreamId, Http2Headers headers, int padding, ChannelPromise promise) {
logger.logPushPromise(OUTBOUND, ctx, streamId, promisedStreamId, headers, padding);
return writer.writePushPromise(ctx, streamId, promisedStreamId, headers, padding, promise);
}
@Override
public ChannelFuture writeGoAway(ChannelHandlerContext ctx, int lastStreamId, long errorCode,
ByteBuf debugData, ChannelPromise promise) {
logger.logGoAway(OUTBOUND, ctx, lastStreamId, errorCode, debugData);
return writer.writeGoAway(ctx, lastStreamId, errorCode, debugData, promise);
}
@Override
public ChannelFuture writeWindowUpdate(ChannelHandlerContext ctx,
int streamId, int windowSizeIncrement, ChannelPromise promise) {
logger.logWindowsUpdate(OUTBOUND, ctx, streamId, windowSizeIncrement);
return writer.writeWindowUpdate(ctx, streamId, windowSizeIncrement, promise);
}
@Override
public ChannelFuture writeFrame(ChannelHandlerContext ctx, byte frameType, int streamId,
Http2Flags flags, ByteBuf payload, ChannelPromise promise) {
logger.logUnknownFrame(OUTBOUND, ctx, frameType, streamId, flags, payload);
return writer.writeFrame(ctx, frameType, streamId, flags, payload, promise);
}
@Override
public void close() {
writer.close();
}
@Override
public Configuration configuration() {
return writer.configuration();
}
}