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useReadWithoutAutoRead() — netty Function Reference

Architecture documentation for the useReadWithoutAutoRead() function in Http2MultiplexTest.java from the netty codebase.

Function java Buffer Allocators calls 1 called by 2

Entity Profile

Dependency Diagram

graph TD
  7146fbc5_e017_9247_63b6_7b4de1186e96["useReadWithoutAutoRead()"]
  4745ff96_ed57_3bd8_9861_4b786d0b6e09["Http2MultiplexTest"]
  7146fbc5_e017_9247_63b6_7b4de1186e96 -->|defined in| 4745ff96_ed57_3bd8_9861_4b786d0b6e09
  b6aaa370_1cd2_f0da_9101_66b9911094e2["readInChannelReadWithoutAutoRead()"]
  b6aaa370_1cd2_f0da_9101_66b9911094e2 -->|calls| 7146fbc5_e017_9247_63b6_7b4de1186e96
  84ae55cd_3a17_dd4d_ae60_42aee6ab7f20["readInChannelReadCompleteWithoutAutoRead()"]
  84ae55cd_3a17_dd4d_ae60_42aee6ab7f20 -->|calls| 7146fbc5_e017_9247_63b6_7b4de1186e96
  8df7745b_db2d_ef92_4b30_080373ca9f6d["verifyFramesMultiplexedToCorrectChannel()"]
  7146fbc5_e017_9247_63b6_7b4de1186e96 -->|calls| 8df7745b_db2d_ef92_4b30_080373ca9f6d
  style 7146fbc5_e017_9247_63b6_7b4de1186e96 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/test/java/io/netty/handler/codec/http2/Http2MultiplexTest.java lines 699–736

    private void useReadWithoutAutoRead(final boolean readComplete) {
        LastInboundHandler inboundHandler = new LastInboundHandler();
        Http2StreamChannel childChannel = newInboundStream(3, false, inboundHandler);
        assertTrue(childChannel.config().isAutoRead());
        childChannel.config().setAutoRead(false);
        assertFalse(childChannel.config().isAutoRead());

        Http2HeadersFrame headersFrame = inboundHandler.readInbound();
        assertNotNull(headersFrame);

        // Add a handler which will request reads.
        childChannel.pipeline().addFirst(new ChannelInboundHandlerAdapter() {
            @Override
            public void channelRead(ChannelHandlerContext ctx, Object msg) {
                ctx.fireChannelRead(msg);
                if (!readComplete) {
                    ctx.read();
                }
            }

            @Override
            public void channelReadComplete(ChannelHandlerContext ctx) {
                ctx.fireChannelReadComplete();
                if (readComplete) {
                    ctx.read();
                }
            }
        });

        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("hello world"), 0, false);
        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("foo"), 0, false);
        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("bar"), 0, false);
        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("hello world"), 0, false);
        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("foo"), 0, false);
        frameInboundWriter.writeInboundData(childChannel.stream().id(), bb("bar"), 0, true);

        verifyFramesMultiplexedToCorrectChannel(childChannel, inboundHandler, 6);
    }

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Frequently Asked Questions

What does useReadWithoutAutoRead() do?
useReadWithoutAutoRead() is a function in the netty codebase, defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2MultiplexTest.java.
Where is useReadWithoutAutoRead() defined?
useReadWithoutAutoRead() is defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2MultiplexTest.java at line 699.
What does useReadWithoutAutoRead() call?
useReadWithoutAutoRead() calls 1 function(s): verifyFramesMultiplexedToCorrectChannel.
What calls useReadWithoutAutoRead()?
useReadWithoutAutoRead() is called by 2 function(s): readInChannelReadCompleteWithoutAutoRead, readInChannelReadWithoutAutoRead.

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