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dataFramesShouldMergeUseVoidPromise() — netty Function Reference

Architecture documentation for the dataFramesShouldMergeUseVoidPromise() function in DefaultHttp2ConnectionEncoderTest.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Dependency Diagram

graph TD
  a47db7fd_1d6a_3571_86d4_0505d2a63756["dataFramesShouldMergeUseVoidPromise()"]
  aef19477_9a1f_48c4_824a_17c7f3ecbb10["DefaultHttp2ConnectionEncoderTest"]
  a47db7fd_1d6a_3571_86d4_0505d2a63756 -->|defined in| aef19477_9a1f_48c4_824a_17c7f3ecbb10
  style a47db7fd_1d6a_3571_86d4_0505d2a63756 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionEncoderTest.java lines 306–333

    @Test
    public void dataFramesShouldMergeUseVoidPromise() throws Exception {
        createStream(STREAM_ID, false);
        final ByteBuf data = dummyData().retain();

        ChannelPromise promise1 = newVoidPromise(channel);
        encoder.writeData(ctx, STREAM_ID, data, 0, true, promise1);
        ChannelPromise promise2 = newVoidPromise(channel);
        encoder.writeData(ctx, STREAM_ID, data, 0, true, promise2);

        // Now merge the two payloads.
        List<FlowControlled> capturedWrites = payloadCaptor.getAllValues();
        FlowControlled mergedPayload = capturedWrites.get(0);
        mergedPayload.merge(ctx, capturedWrites.get(1));
        assertEquals(16, mergedPayload.size());
        assertFalse(promise1.isSuccess());
        assertFalse(promise2.isSuccess());

        // Write the merged payloads and verify it was written correctly.
        mergedPayload.write(ctx, 16);
        assertEquals(0, mergedPayload.size());
        assertEquals("abcdefghabcdefgh", writtenData.get(0));
        assertEquals(0, data.refCnt());

        // The promises won't be set since there are no listeners.
        assertFalse(promise1.isSuccess());
        assertFalse(promise2.isSuccess());
    }

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Defined In

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Frequently Asked Questions

What does dataFramesShouldMergeUseVoidPromise() do?
dataFramesShouldMergeUseVoidPromise() is a function in the netty codebase, defined in codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionEncoderTest.java.
Where is dataFramesShouldMergeUseVoidPromise() defined?
dataFramesShouldMergeUseVoidPromise() is defined in codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionEncoderTest.java at line 306.

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