org.apache.hudi.table.format

Class CastMap

java.lang.Object

org.apache.hudi.table.format.CastMap

All Implemented Interfaces:

Serializable

public final class CastMap
extends Object
implements Serializable

CastMap is responsible for conversion of flink types when full schema evolution enabled.

Supported cast conversions:

• Integer => Long, Float, Double, Decimal, String
• Long => Float, Double, Decimal, String
• Float => Double, Decimal, String
• Double => Decimal, String
• Decimal => Decimal, String
• String => Decimal, Date
• Date => String

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CastMap()

Method Summary

Modifier and Type	Method and Description
Object	castIfNeeded(int pos, Object val)
org.apache.flink.table.types.DataType[]	getFileFieldTypes()
void	setFileFieldTypes(org.apache.flink.table.types.DataType[] fileFieldTypes)
Option<RowDataProjection>	toRowDataProjection(int[] selectedFields)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CastMap

public CastMap()

Method Detail

toRowDataProjection

public Option<RowDataProjection> toRowDataProjection(int[] selectedFields)

castIfNeeded

public Object castIfNeeded(int pos,
                           Object val)

getFileFieldTypes

public org.apache.flink.table.types.DataType[] getFileFieldTypes()

setFileFieldTypes

public void setFileFieldTypes(org.apache.flink.table.types.DataType[] fileFieldTypes)

toString

public String toString()

Overrides:

toString in class Object