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windowUpdateMayFail() — netty Function Reference

Architecture documentation for the windowUpdateMayFail() function in Http2FrameCodecTest.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Dependency Diagram

graph TD
  0a7ea28f_9f81_be19_43aa_02a0a3e7cc69["windowUpdateMayFail()"]
  71f17950_8fc4_c3e9_2e13_384d1ac7ea2c["Http2FrameCodecTest"]
  0a7ea28f_9f81_be19_43aa_02a0a3e7cc69 -->|defined in| 71f17950_8fc4_c3e9_2e13_384d1ac7ea2c
  style 0a7ea28f_9f81_be19_43aa_02a0a3e7cc69 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/test/java/io/netty/handler/codec/http2/Http2FrameCodecTest.java lines 558–575

    @Test
    public void windowUpdateMayFail() throws Exception {
        frameInboundWriter.writeInboundHeaders(3, request, 31, false);
        Http2Connection connection = frameCodec.connection();
        Http2Stream stream = connection.stream(3);
        assertNotNull(stream);

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

        Http2FrameStream stream2 = inboundHeaders.stream();

        // Fails, cause trying to return too many bytes to the flow controller
        ChannelFuture f = channel.write(new DefaultHttp2WindowUpdateFrame(100).stream(stream2));
        assertTrue(f.isDone());
        assertFalse(f.isSuccess());
        assertInstanceOf(Http2Exception.class, f.cause());
    }

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Defined In

Source

Frequently Asked Questions

What does windowUpdateMayFail() do?
windowUpdateMayFail() is a function in the netty codebase, defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2FrameCodecTest.java.
Where is windowUpdateMayFail() defined?
windowUpdateMayFail() is defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2FrameCodecTest.java at line 558.

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