co.cask.cdap.conversion.avro

Class Converter

java.lang.Object

co.cask.cdap.conversion.avro.Converter

public class Converter
extends Object

Converts stream events into avro records.

Constructor Summary

Constructors

Constructor and Description
Converter(org.apache.avro.Schema avroSchema, String[] headerFields) Create a converter that can be used to convert stream events into avro records.

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.avro.generic.GenericRecord	convert(Object streamBody, long timestamp, Map<String,String> headers) Convert a StructuredRecord of the stream event body, the stream event timestamp, and the headers for the stream event into a GenericRecord of the given schema.

Methods inherited from class java.lang.Object

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

Constructor Detail

Converter

public Converter(org.apache.avro.Schema avroSchema,
         String[] headerFields)

Create a converter that can be used to convert stream events into avro records.

Parameters:

avroSchema - the schema for generated avro records

headerFields - fields of the schema that should take their values from a stream event's headers

Method Detail

convert

public org.apache.avro.generic.GenericRecord convert(Object streamBody,
                                            long timestamp,
                                            Map<String,String> headers)

Convert a StructuredRecord of the stream event body, the stream event timestamp, and the headers for the stream event into a GenericRecord of the given schema.

Parameters:

streamBody - the body of the stream event

timestamp - the timestamp of the stream event

headers - headers of the stream event

Returns:

the stream event as an avro record

Throws:

UnexpectedFormatException - if there was an error during conversion due to incompatible fields