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channelRead0() — netty Function Reference

Architecture documentation for the channelRead0() function in FallbackRequestHandler.java from the netty codebase.

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Entity Profile

Dependency Diagram

graph TD
  274c523f_6ef9_7fdf_7bd1_ff3ec6b9217f["channelRead0()"]
  33d8529e_f312_f6bb_4ff0_d633c241627c["FallbackRequestHandler"]
  274c523f_6ef9_7fdf_7bd1_ff3ec6b9217f -->|defined in| 33d8529e_f312_f6bb_4ff0_d633c241627c
  style 274c523f_6ef9_7fdf_7bd1_ff3ec6b9217f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

example/src/main/java/io/netty/example/http2/tiles/FallbackRequestHandler.java lines 48–62

    @Override
    protected void channelRead0(ChannelHandlerContext ctx, HttpRequest req) throws Exception {
        if (HttpUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE, EMPTY_BUFFER));
        }

        ByteBuf content = ctx.alloc().buffer();
        content.writeBytes(response.duplicate());

        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK, content);
        response.headers().set(CONTENT_TYPE, "text/html; charset=UTF-8");
        response.headers().setInt(CONTENT_LENGTH, response.content().readableBytes());

        ctx.write(response).addListener(ChannelFutureListener.CLOSE);
    }

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does channelRead0() do?
channelRead0() is a function in the netty codebase, defined in example/src/main/java/io/netty/example/http2/tiles/FallbackRequestHandler.java.
Where is channelRead0() defined?
channelRead0() is defined in example/src/main/java/io/netty/example/http2/tiles/FallbackRequestHandler.java at line 48.

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