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%% Licensed to the Apache Software Foundation (ASF) under one
%% or more contributor license agreements. See the NOTICE file
%% distributed with this work for additional information
%% regarding copyright ownership. The ASF licenses this file
%% to you under the Apache License, Version 2.0 (the
%% "License"); you may not use this file except in compliance
%% with the License. You may obtain a copy of the License at
%% http://www.apache.org/licenses/LICENSE-2.0
%% Unless required by applicable law or agreed to in writing,
%% software distributed under the License is distributed on an
%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
%% KIND, either express or implied. See the License for the
%% specific language governing permissions and limitations
%% under the License.
graph LR
client((Client))-->c1{{Send #60;want_data#gt; Msg}}
subgraph meta [Meta Message]
direction LR
m1[/Msg Type #40;byte 0#41;<br/>Seq Num #40;bytes 1-5#41;/]-- type 1 -->m2[[Process IPC Header]]
m2-- IPC has body -->m3[Get Corresponding<br/>Tagged Msg]
m2-- Schema Msg -->m4[/Store Schema/]
m1-- type 0 -->e[Indicate End of Stream]
end
subgraph data [Data Stream]
direction LR
d1[Request Msg<br/>for Seq Num]-->d2{Most Significant<br/>Byte}
d2-- 0 -->d3[Construct from<br/>Metadata and Body]
d2-- 1 -->d4[Get shared/remote<br/>buffers]
d4 -->d5[Construct from<br/>Metadata and buffers]
d3 & d5 -->e2[Output Batch]
end
client -- recv untagged msg --> meta
client -- get tagged msg --> data
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