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readPriorityFrame() — netty Function Reference

Architecture documentation for the readPriorityFrame() function in DefaultHttp2FrameReader.java from the netty codebase.

Function java Buffer Allocators called by 1

Entity Profile

Dependency Diagram

graph TD
  5f9ef4d8_27b8_2f7d_73a0_e87c372e91c3["readPriorityFrame()"]
  3768d640_58c2_34e7_3d69_a4b578e0d11a["DefaultHttp2FrameReader"]
  5f9ef4d8_27b8_2f7d_73a0_e87c372e91c3 -->|defined in| 3768d640_58c2_34e7_3d69_a4b578e0d11a
  e711693c_32ed_ac69_29f1_ce5694750979["processPayloadState()"]
  e711693c_32ed_ac69_29f1_ce5694750979 -->|calls| 5f9ef4d8_27b8_2f7d_73a0_e87c372e91c3
  style 5f9ef4d8_27b8_2f7d_73a0_e87c372e91c3 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameReader.java lines 491–501

    private void readPriorityFrame(ChannelHandlerContext ctx, ByteBuf payload,
            Http2FrameListener listener) throws Http2Exception {
        long word1 = payload.readUnsignedInt();
        boolean exclusive = (word1 & 0x80000000L) != 0;
        int streamDependency = (int) (word1 & 0x7FFFFFFFL);
        if (streamDependency == streamId) {
            throw streamError(streamId, PROTOCOL_ERROR, "A stream cannot depend on itself.");
        }
        short weight = (short) (payload.readUnsignedByte() + 1);
        listener.onPriorityRead(ctx, streamId, streamDependency, weight, exclusive);
    }

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does readPriorityFrame() do?
readPriorityFrame() is a function in the netty codebase, defined in codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameReader.java.
Where is readPriorityFrame() defined?
readPriorityFrame() is defined in codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameReader.java at line 491.
What calls readPriorityFrame()?
readPriorityFrame() is called by 1 function(s): processPayloadState.

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