com.asakusafw.directio.hive.parquet.v2

Class DataModelConverter

java.lang.Object

org.apache.parquet.io.api.Converter

org.apache.parquet.io.api.GroupConverter

com.asakusafw.directio.hive.parquet.v2.DataModelConverter

public class DataModelConverter
extends org.apache.parquet.io.api.GroupConverter

An implementation of parquet file data converter for Asakusa data models.

Since:

0.7.0

Constructor Summary

Constructors

Constructor and Description
DataModelConverter(List<? extends PropertyDescriptor> properties) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
void	end()
org.apache.parquet.io.api.Converter	getConverter(int index)
Object	getCurrentObject() Returns the current object.
void	prepare(Object nextObject) Sets the next target data model.
void	start()

Methods inherited from class org.apache.parquet.io.api.GroupConverter

asGroupConverter, isPrimitive

Methods inherited from class org.apache.parquet.io.api.Converter

asPrimitiveConverter

Methods inherited from class java.lang.Object

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

Constructor Detail

DataModelConverter

public DataModelConverter(List<? extends PropertyDescriptor> properties)

Creates a new instance.

Parameters:

properties - the properties in the target data model

Method Detail

prepare

public void prepare(Object nextObject)

Sets the next target data model.

Parameters:

nextObject - the next target data model

getCurrentObject

public Object getCurrentObject()

Returns the current object.

Returns:

the current object

start

public void start()

Specified by:

start in class org.apache.parquet.io.api.GroupConverter

end

public void end()

Specified by:

end in class org.apache.parquet.io.api.GroupConverter

getConverter

public org.apache.parquet.io.api.Converter getConverter(int index)

Specified by:

getConverter in class org.apache.parquet.io.api.GroupConverter