org.apache.flink.formats.protobuf.deserialize

Interface PbCodegenDeserializer

All Known Implementing Classes:

PbCodegenArrayDeserializer, PbCodegenMapDeserializer, PbCodegenRowDeserializer, PbCodegenSimpleDeserializer

public interface PbCodegenDeserializer

PbCodegenDes is responsible for converting `messageGetStr` to flink internal row compatible structure by codegen process. The codegen procedure could be considered as `returnVarName` = codegen(`messageGetStr`)

Method Summary

Modifier and Type	Method and Description
String	codegen(String returnVarName, String messageGetStr)

Method Detail

codegen

String codegen(String returnVarName,
               String messageGetStr)
        throws PbCodegenException

Parameters:

returnVarName - the final var name that is calculated by codegen. This var name will be used by outsider codegen environment.

messageGetStr - may be a variable or expression. Current codegen environment can use this literal name directly to access the input.

Returns:

Throws:

PbCodegenException