netty Architecture Docs
Home / Function/ writeShouldFavorPriority() — netty Function Reference

writeShouldFavorPriority() — netty Function Reference

Architecture documentation for the writeShouldFavorPriority() function in WeightedFairQueueByteDistributorTest.java from the netty codebase.

Function java Buffer Allocators calls 4

Entity Profile

Dependency Diagram

graph TD
  dd2ec898_32cb_dc9d_aa59_2401bc910602["writeShouldFavorPriority()"]
  67b7550d_3bc6_4a2b_6b2f_618af35d6df8["WeightedFairQueueByteDistributorTest"]
  dd2ec898_32cb_dc9d_aa59_2401bc910602 -->|defined in| 67b7550d_3bc6_4a2b_6b2f_618af35d6df8
  11b51d3d_8188_9502_be8f_cc1ca56136d9["write()"]
  dd2ec898_32cb_dc9d_aa59_2401bc910602 -->|calls| 11b51d3d_8188_9502_be8f_cc1ca56136d9
  fa4d7172_24a5_f6ad_635f_9c2cba8fd926["captureWrites()"]
  dd2ec898_32cb_dc9d_aa59_2401bc910602 -->|calls| fa4d7172_24a5_f6ad_635f_9c2cba8fd926
  7bda6a25_cd2a_2145_1a6b_a3c3169cec22["verifyWrite()"]
  dd2ec898_32cb_dc9d_aa59_2401bc910602 -->|calls| 7bda6a25_cd2a_2145_1a6b_a3c3169cec22
  290143c2_0468_a100_788a_18d9e37200a9["verifyNeverWrite()"]
  dd2ec898_32cb_dc9d_aa59_2401bc910602 -->|calls| 290143c2_0468_a100_788a_18d9e37200a9
  style dd2ec898_32cb_dc9d_aa59_2401bc910602 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/test/java/io/netty/handler/codec/http2/WeightedFairQueueByteDistributorTest.java lines 553–600

    @Test
    public void writeShouldFavorPriority() throws Http2Exception {
        // Root the streams at the connection and assign weights.
        setPriority(STREAM_A, 0, (short) 50, false);
        setPriority(STREAM_B, 0, (short) 200, false);
        setPriority(STREAM_C, 0, (short) 100, false);
        setPriority(STREAM_D, 0, (short) 100, false);

        initState(STREAM_A, 1000, true);
        initState(STREAM_B, 1000, true);
        initState(STREAM_C, 1000, false);
        initState(STREAM_D, 1000, false);

        // Set allocation quantum to 1 so it is easier to see the ratio of total bytes written between each stream.
        distributor.allocationQuantum(1);

        assertTrue(write(100));
        assertEquals(20, captureWrites(STREAM_A));
        verifyWrite(times(20), STREAM_A, 1);
        assertEquals(80, captureWrites(STREAM_B));
        verifyWrite(times(0), STREAM_B, 1);
        verifyNeverWrite(STREAM_C);
        verifyNeverWrite(STREAM_D);

        assertTrue(write(100));
        assertEquals(40, captureWrites(STREAM_A));
        verifyWrite(times(40), STREAM_A, 1);
        assertEquals(160, captureWrites(STREAM_B));
        verifyWrite(atMost(1), STREAM_B, 1);
        verifyNeverWrite(STREAM_C);
        verifyNeverWrite(STREAM_D);

        assertTrue(write(1050));
        assertEquals(250, captureWrites(STREAM_A));
        verifyWrite(times(250), STREAM_A, 1);
        assertEquals(1000, captureWrites(STREAM_B));
        verifyWrite(atMost(2), STREAM_B, 1);
        verifyNeverWrite(STREAM_C);
        verifyNeverWrite(STREAM_D);

        assertFalse(write(750));
        assertEquals(1000, captureWrites(STREAM_A));
        verifyWrite(times(1), STREAM_A, 750);
        assertEquals(1000, captureWrites(STREAM_B));
        verifyWrite(times(0), STREAM_B, 0);
        verifyNeverWrite(STREAM_C);
        verifyNeverWrite(STREAM_D);
    }

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does writeShouldFavorPriority() do?
writeShouldFavorPriority() is a function in the netty codebase, defined in codec-http2/src/test/java/io/netty/handler/codec/http2/WeightedFairQueueByteDistributorTest.java.
Where is writeShouldFavorPriority() defined?
writeShouldFavorPriority() is defined in codec-http2/src/test/java/io/netty/handler/codec/http2/WeightedFairQueueByteDistributorTest.java at line 553.
What does writeShouldFavorPriority() call?
writeShouldFavorPriority() calls 4 function(s): captureWrites, verifyNeverWrite, verifyWrite, write.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free