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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.
sequenceDiagram
participant C as Client
participant S as Server
activate C
C-->>+S: TaggedMessage(server.want_data, bytes=ID_of_desired_data)
S-->>C: Message(bytes([1]) + le_bytes(sequence_number) + schema_metadata)
par
loop each chunk
S-->>C: Message(bytes([1]) + le_bytes(sequence_number) + batch_metadata)
end
S-->>C: Message(bytes([0]) + le_bytes(sequence_number))
and
loop each chunk
alt
S-->>C: TaggedMessage((bytes[0] << 55) | le_bytes(sequence_number),<br/>bytes=batch_data)
else
S-->>C: TaggedMessage((bytes[1] << 55) | le_bytes(sequence_number),<br/>bytes=uint64_pairs)
end
end
end
loop
C-->>S: TaggedMessage(server.free_data, bytes=uint64_list)
end
deactivate S
deactivate C
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