org.apache.hudi.avro

Class MercifulJsonConverter

java.lang.Object

org.apache.hudi.avro.MercifulJsonConverter

public class MercifulJsonConverter
extends Object

Converts Json record to Avro Generic Record.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MercifulJsonConverter.HoodieJsonToAvroConversionException Exception Class for any schema conversion issue.

Constructor Summary

Constructors

Constructor and Description
MercifulJsonConverter() Uses a default objectMapper to deserialize a json string.
MercifulJsonConverter(boolean shouldSanitize, String invalidCharMask) Allows enabling sanitization and allows choice of invalidCharMask for sanitization
MercifulJsonConverter(com.fasterxml.jackson.databind.ObjectMapper mapper, boolean shouldSanitize, String invalidCharMask) Allows a configured ObjectMapper to be passed for converting json records to avro record.

Method Summary

Modifier and Type	Method and Description
static void	clearCache(String schemaFullName) Clear between fetches.
org.apache.avro.generic.GenericRecord	convert(String json, org.apache.avro.Schema schema) Converts json to Avro generic record.

Methods inherited from class java.lang.Object

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

Constructor Detail

MercifulJsonConverter

public MercifulJsonConverter()

Uses a default objectMapper to deserialize a json string.

MercifulJsonConverter

public MercifulJsonConverter(boolean shouldSanitize,
                             String invalidCharMask)

Allows enabling sanitization and allows choice of invalidCharMask for sanitization

MercifulJsonConverter

public MercifulJsonConverter(com.fasterxml.jackson.databind.ObjectMapper mapper,
                             boolean shouldSanitize,
                             String invalidCharMask)

Allows a configured ObjectMapper to be passed for converting json records to avro record.

Method Detail

convert

public org.apache.avro.generic.GenericRecord convert(String json,
                                                     org.apache.avro.Schema schema)

Converts json to Avro generic record. NOTE: if sanitization is needed for avro conversion, the schema input to this method is already sanitized. During the conversion here, we sanitize the fields in the data

Parameters:

json - Json record

schema - Schema

clearCache

public static void clearCache(String schemaFullName)

Clear between fetches. If the schema changes or if two tables have the same schemaFullName then can be issues