Package org.elasticsearch.http.netty4.pipelining

Class HttpPipeliningHandler

  • All Implemented Interfaces:
    io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler, io.netty.channel.ChannelOutboundHandler
    public class HttpPipeliningHandler
extends io.netty.channel.ChannelDuplexHandler
    Implements HTTP pipelining ordering, ensuring that responses are completely served in the same order as their corresponding requests.

    • Nested Class Summary

      • Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

        io.netty.channel.ChannelHandler.Sharable

    • Constructor Summary

      Constructors 
      Constructor Description
      HttpPipeliningHandler​(org.apache.logging.log4j.Logger logger, int maxEventsHeld)
      Construct a new pipelining handler; this handler should be used downstream of HTTP decoding/aggregation.

    • Method Summary

      Modifier and Type Method Description
      void channelRead​(io.netty.channel.ChannelHandlerContext ctx, java.lang.Object msg)  
      void close​(io.netty.channel.ChannelHandlerContext ctx, io.netty.channel.ChannelPromise promise)  
      void write​(io.netty.channel.ChannelHandlerContext ctx, java.lang.Object msg, io.netty.channel.ChannelPromise promise)  

      • Methods inherited from class io.netty.channel.ChannelDuplexHandler

        bind, connect, deregister, disconnect, flush, read

      • Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

        channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered

      • Methods inherited from class io.netty.channel.ChannelHandlerAdapter

        ensureNotSharable, handlerAdded, handlerRemoved, isSharable

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

      • Methods inherited from interface io.netty.channel.ChannelHandler

        handlerAdded, handlerRemoved

    • Constructor Detail

      • HttpPipeliningHandler

        public HttpPipeliningHandler​(org.apache.logging.log4j.Logger logger,
                             int maxEventsHeld)
        Construct a new pipelining handler; this handler should be used downstream of HTTP decoding/aggregation.
        Parameters:
        logger - for logging unexpected errors
        maxEventsHeld - the maximum number of channel events that will be retained prior to aborting the channel connection; this is required as events cannot queue up indefinitely

    • Method Detail

      • channelRead

        public void channelRead​(io.netty.channel.ChannelHandlerContext ctx,
                        java.lang.Object msg)
                 throws java.lang.Exception
        Specified by:
        channelRead in interface io.netty.channel.ChannelInboundHandler
        Overrides:
        channelRead in class io.netty.channel.ChannelInboundHandlerAdapter
        Throws:
        java.lang.Exception

      • write

        public void write​(io.netty.channel.ChannelHandlerContext ctx,
                  java.lang.Object msg,
                  io.netty.channel.ChannelPromise promise)
           throws java.lang.Exception
        Specified by:
        write in interface io.netty.channel.ChannelOutboundHandler
        Overrides:
        write in class io.netty.channel.ChannelDuplexHandler
        Throws:
        java.lang.Exception

      • close

        public void close​(io.netty.channel.ChannelHandlerContext ctx,
                  io.netty.channel.ChannelPromise promise)
           throws java.lang.Exception
        Specified by:
        close in interface io.netty.channel.ChannelOutboundHandler
        Overrides:
        close in class io.netty.channel.ChannelDuplexHandler
        Throws:
        java.lang.Exception