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verifyPrefaceReceived() — netty Function Reference

Architecture documentation for the verifyPrefaceReceived() function in DefaultHttp2ConnectionDecoder.java from the netty codebase.

Function java Buffer Allocators calls 1 called by 10

Entity Profile

Dependency Diagram

graph TD
  ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea["verifyPrefaceReceived()"]
  af231ad8_ae8c_ebec_d9d7_226af08e6f24["PrefaceFrameListener"]
  ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea -->|defined in| af231ad8_ae8c_ebec_d9d7_226af08e6f24
  a9a6e3dd_b339_3553_1e73_f0026b13c4ae["onDataRead()"]
  a9a6e3dd_b339_3553_1e73_f0026b13c4ae -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  4d5989cc_6339_6f87_868b_a436d0075e4a["onHeadersRead()"]
  4d5989cc_6339_6f87_868b_a436d0075e4a -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  ceb0fd48_1f4b_1253_6b60_4a88d671c433["onPriorityRead()"]
  ceb0fd48_1f4b_1253_6b60_4a88d671c433 -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  f17f7216_ce2e_36bf_1376_2384370a35b1["onRstStreamRead()"]
  f17f7216_ce2e_36bf_1376_2384370a35b1 -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  da068e1d_3f2d_7c09_5aa9_f839e3ed555a["onSettingsAckRead()"]
  da068e1d_3f2d_7c09_5aa9_f839e3ed555a -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  15f28600_a160_733e_4b54_f496696f8cdb["onPingRead()"]
  15f28600_a160_733e_4b54_f496696f8cdb -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  b1be5e44_b310_12d0_1c7d_86898f893b12["onPingAckRead()"]
  b1be5e44_b310_12d0_1c7d_86898f893b12 -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  1eaaf9ee_71d0_7014_1f1e_25d86629850c["onPushPromiseRead()"]
  1eaaf9ee_71d0_7014_1f1e_25d86629850c -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  2f8204a7_43f9_050e_0ef8_d65744a07bb2["onWindowUpdateRead()"]
  2f8204a7_43f9_050e_0ef8_d65744a07bb2 -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  5c05c7ba_9c59_b9b3_7681_3399bc4f97a3["onUnknownFrame()"]
  5c05c7ba_9c59_b9b3_7681_3399bc4f97a3 -->|calls| ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea
  913048a5_596a_cc05_af31_86bdc56cd729["prefaceReceived()"]
  ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea -->|calls| 913048a5_596a_cc05_af31_86bdc56cd729
  style ef9a3b25_ec9f_f99b_71ed_3efbcd8388ea fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionDecoder.java lines 703–707

        private void verifyPrefaceReceived() throws Http2Exception {
            if (!prefaceReceived()) {
                throw connectionError(PROTOCOL_ERROR, "Received non-SETTINGS as first frame.");
            }
        }

Domain

Subdomains

Defined In

Calls

Called By

Source

Frequently Asked Questions

What does verifyPrefaceReceived() do?
verifyPrefaceReceived() is a function in the netty codebase, defined in codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionDecoder.java.
Where is verifyPrefaceReceived() defined?
verifyPrefaceReceived() is defined in codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2ConnectionDecoder.java at line 703.
What does verifyPrefaceReceived() call?
verifyPrefaceReceived() calls 1 function(s): prefaceReceived.
What calls verifyPrefaceReceived()?
verifyPrefaceReceived() is called by 10 function(s): onDataRead, onHeadersRead, onPingAckRead, onPingRead, onPriorityRead, onPushPromiseRead, onRstStreamRead, onSettingsAckRead, and 2 more.

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