Package com.linkedin.alpini.netty4.http2

Class AbstractHttp2StreamFrameCodec

java.lang.Object
io.netty.channel.ChannelHandlerAdapter
io.netty.channel.ChannelInboundHandlerAdapter
io.netty.channel.ChannelDuplexHandler
io.netty.handler.codec.MessageToMessageCodec<io.netty.handler.codec.http2.Http2StreamFrame,io.netty.handler.codec.http.HttpObject>
com.linkedin.alpini.netty4.http2.AbstractHttp2StreamFrameCodec
All Implemented Interfaces:
io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler, io.netty.channel.ChannelOutboundHandler
Direct Known Subclasses:
Http2StreamFrameServerCodec
public abstract class AbstractHttp2StreamFrameCodec extends io.netty.handler.codec.MessageToMessageCodec<io.netty.handler.codec.http2.Http2StreamFrame,io.netty.handler.codec.http.HttpObject>
A copy of the netty Http2StreamFrameToHttpObjectCodec except with the methods which actually return the converted objects have been made abstract.

  • Nested Class Summary

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

    io.netty.channel.ChannelHandler.Sharable

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected static final List<io.netty.util.AsciiString>
    HTTP_TO_HTTP2_HEADER_DENY_LIST
    The set of headers that should not be directly copied when converting headers from HTTP to HTTP/2.

  • Constructor Summary

    Constructors
    Modifier
    Constructor
    Description
    protected
    AbstractHttp2StreamFrameCodec(boolean validateHeaders)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    acceptInboundMessage(Object msg)
     
    protected static io.netty.channel.Channel
    connectionChannel(io.netty.channel.ChannelHandlerContext ctx)
     
    protected static io.netty.handler.codec.http.HttpScheme
    connectionScheme(io.netty.channel.ChannelHandlerContext ctx)
     
    protected static io.netty.util.Attribute<io.netty.handler.codec.http.HttpScheme>
    connectionSchemeAttribute(io.netty.channel.ChannelHandlerContext ctx)
     
    protected void
    decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http2.Http2StreamFrame frame, List<Object> out)
     
    protected void
    encode(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http.HttpObject obj, List<Object> out)
    Encode from an HttpObject to an Http2StreamFrame.
    void
    handlerAdded(io.netty.channel.ChannelHandlerContext ctx)
     
    protected boolean
    isSsl(io.netty.channel.ChannelHandlerContext ctx)
     
    protected abstract io.netty.handler.codec.http.FullHttpMessage
    newFullMessage(int id, io.netty.handler.codec.http2.Http2Headers headers, boolean validateHeaders, io.netty.buffer.ByteBufAllocator alloc)
     
    protected abstract io.netty.handler.codec.http.HttpMessage
    newMessage(int id, io.netty.handler.codec.http2.Http2Headers headers, boolean validateHeaders)
     
    protected abstract io.netty.handler.codec.http2.Http2Headers
    toHttp2Headers(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http.HttpMessage msg, boolean validateHeaders)
     

    Methods inherited from class io.netty.handler.codec.MessageToMessageCodec

    acceptOutboundMessage, channelRead, write

    Methods inherited from class io.netty.channel.ChannelDuplexHandler

    bind, close, 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, 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

    handlerRemoved

  • Field Details

    • HTTP_TO_HTTP2_HEADER_DENY_LIST

      protected static final List<io.netty.util.AsciiString> HTTP_TO_HTTP2_HEADER_DENY_LIST
      The set of headers that should not be directly copied when converting headers from HTTP to HTTP/2.

  • Constructor Details

    • AbstractHttp2StreamFrameCodec

      protected AbstractHttp2StreamFrameCodec(boolean validateHeaders)

  • Method Details

    • acceptInboundMessage

      public boolean acceptInboundMessage(Object msg) throws Exception
      Overrides:
      acceptInboundMessage in class io.netty.handler.codec.MessageToMessageCodec<io.netty.handler.codec.http2.Http2StreamFrame,io.netty.handler.codec.http.HttpObject>
      Throws:
      Exception

    • decode

      protected void decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http2.Http2StreamFrame frame, List<Object> out) throws Exception
      Specified by:
      decode in class io.netty.handler.codec.MessageToMessageCodec<io.netty.handler.codec.http2.Http2StreamFrame,io.netty.handler.codec.http.HttpObject>
      Throws:
      Exception

    • encode

      protected void encode(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http.HttpObject obj, List<Object> out) throws Exception
      Encode from an HttpObject to an Http2StreamFrame. This method will be called for each written message that can be handled by this encoder. NOTE: 100-Continue responses that are NOT FullHttpResponse will be rejected.
      Specified by:
      encode in class io.netty.handler.codec.MessageToMessageCodec<io.netty.handler.codec.http2.Http2StreamFrame,io.netty.handler.codec.http.HttpObject>
      Parameters:
      ctx - the ChannelHandlerContext which this handler belongs to
      obj - the HttpObject message to encode
      out - the List into which the encoded msg should be added needs to do some kind of aggregation
      Throws:
      Exception - is thrown if an error occurs

    • toHttp2Headers

      protected abstract io.netty.handler.codec.http2.Http2Headers toHttp2Headers(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http.HttpMessage msg, boolean validateHeaders) throws io.netty.handler.codec.http2.Http2Exception
      Throws:
      io.netty.handler.codec.http2.Http2Exception

    • newMessage

      protected abstract io.netty.handler.codec.http.HttpMessage newMessage(int id, io.netty.handler.codec.http2.Http2Headers headers, boolean validateHeaders) throws io.netty.handler.codec.http2.Http2Exception
      Throws:
      io.netty.handler.codec.http2.Http2Exception

    • newFullMessage

      protected abstract io.netty.handler.codec.http.FullHttpMessage newFullMessage(int id, io.netty.handler.codec.http2.Http2Headers headers, boolean validateHeaders, io.netty.buffer.ByteBufAllocator alloc) throws io.netty.handler.codec.http2.Http2Exception
      Throws:
      io.netty.handler.codec.http2.Http2Exception

    • handlerAdded

      public void handlerAdded(io.netty.channel.ChannelHandlerContext ctx) throws Exception
      Specified by:
      handlerAdded in interface io.netty.channel.ChannelHandler
      Overrides:
      handlerAdded in class io.netty.channel.ChannelHandlerAdapter
      Throws:
      Exception

    • isSsl

      protected boolean isSsl(io.netty.channel.ChannelHandlerContext ctx)

    • connectionScheme

      protected static io.netty.handler.codec.http.HttpScheme connectionScheme(io.netty.channel.ChannelHandlerContext ctx)

    • connectionSchemeAttribute

      protected static io.netty.util.Attribute<io.netty.handler.codec.http.HttpScheme> connectionSchemeAttribute(io.netty.channel.ChannelHandlerContext ctx)

    • connectionChannel

      protected static io.netty.channel.Channel connectionChannel(io.netty.channel.ChannelHandlerContext ctx)