org.apache.flink.formats.protobuf.deserialize

Class PbCodegenMapDeserializer

java.lang.Object

org.apache.flink.formats.protobuf.deserialize.PbCodegenMapDeserializer

All Implemented Interfaces:

PbCodegenDeserializer

public class PbCodegenMapDeserializer
extends Object
implements PbCodegenDeserializer

Constructor Summary

Constructors

Constructor and Description
PbCodegenMapDeserializer(com.google.protobuf.Descriptors.FieldDescriptor fd, org.apache.flink.table.types.logical.MapType mapType, boolean readDefaultValues)

Method Summary

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

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PbCodegenMapDeserializer

public PbCodegenMapDeserializer(com.google.protobuf.Descriptors.FieldDescriptor fd,
                                org.apache.flink.table.types.logical.MapType mapType,
                                boolean readDefaultValues)

Method Detail

codegen

public String codegen(String returnVarName,
                      String messageGetStr)
               throws PbCodegenException

Specified by:

codegen in interface PbCodegenDeserializer

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