Package org.apache.iceberg.avro

Class ProjectionDatumReader<D>

java.lang.Object

org.apache.iceberg.avro.ProjectionDatumReader<D>

All Implemented Interfaces:

org.apache.avro.io.DatumReader<D>, SupportsRowPosition

public class ProjectionDatumReader<D>
extends Object
implements org.apache.avro.io.DatumReader<D>, SupportsRowPosition

Constructor Summary

Constructors

Constructor	Description
ProjectionDatumReader(Function<org.apache.avro.Schema,org.apache.avro.io.DatumReader<?>> getReader, Schema expectedSchema, Map<String,String> renames, NameMapping nameMapping)

Method Summary

Modifier and Type	Method	Description
D	read(D reuse, org.apache.avro.io.Decoder in)
void	setRowPositionSupplier(Supplier<Long> posSupplier)
void	setSchema(org.apache.avro.Schema newFileSchema)

Methods inherited from class java.lang.Object

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

Constructor Details

ProjectionDatumReader

public ProjectionDatumReader(Function<org.apache.avro.Schema,org.apache.avro.io.DatumReader<?>> getReader,
 Schema expectedSchema,
 Map<String,String> renames,
 NameMapping nameMapping)

Method Details

setRowPositionSupplier

public void setRowPositionSupplier(Supplier<Long> posSupplier)

Specified by:

setRowPositionSupplier in interface SupportsRowPosition

setSchema

public void setSchema(org.apache.avro.Schema newFileSchema)

Specified by:

setSchema in interface org.apache.avro.io.DatumReader<D>

read

public D read(D reuse,
 org.apache.avro.io.Decoder in)
       throws IOException

Specified by:

read in interface org.apache.avro.io.DatumReader<D>

Throws:

IOException