DataFormatConverters (Flink : 1.20-SNAPSHOT API)

java.lang.Object
- org.apache.flink.table.data.util.DataFormatConverters

```
public class DataFormatConverters
extends Object
```
Converters between internal data format and java format.
The following scenarios will use converter for java format to internal data format: In source, data from user define source to internal sql engine. In udx return value, User outputs java format data to the SQL engine.
The following scenarios will use converter for internal data format to java format: In udx method parameters, data from internal sql engine need to be provided to user udx. In sink, data from internal sql engine need to be provided to user define sink.

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`DataFormatConverters.AbstractRowDataConverter<E>` Abstract converter for internal base row.
`static class`	`DataFormatConverters.ArrayDataConverter` Converter for ArrayData.
`static class`	`DataFormatConverters.BigDecimalConverter` Converter for BigDecimal.
`static class`	`DataFormatConverters.BooleanConverter` Converter for boolean.
`static class`	`DataFormatConverters.ByteConverter` Converter for byte.
`static class`	`DataFormatConverters.CaseClassConverter` Converter for case class.
`static class`	`DataFormatConverters.DataFormatConverter<Internal,External>` Converter between internal data format and java format.
`static class`	`DataFormatConverters.DateConverter` Converter for date.
`static class`	`DataFormatConverters.DecimalDataConverter` Converter for DecimalData.
`static class`	`DataFormatConverters.DoubleConverter` Converter for double.
`static class`	`DataFormatConverters.FloatConverter` Converter for float.
`static class`	`DataFormatConverters.GenericConverter<T>` Converter for `RawValueData`.
`static class`	`DataFormatConverters.IdentityConverter<T>` Identity converter.
`static class`	`DataFormatConverters.InstantConverter` Converter for Instant.
`static class`	`DataFormatConverters.IntConverter` Converter for int.
`static class`	`DataFormatConverters.LocalDateConverter` Converter for LocalDate.
`static class`	`DataFormatConverters.LocalDateTimeConverter` Converter for LocalDateTime.
`static class`	`DataFormatConverters.LocalTimeConverter` Converter for LocalTime.
`static class`	`DataFormatConverters.LongConverter` Converter for long.
`static class`	`DataFormatConverters.LongTimestampDataConverter` Converter for Long and TimestampData.
`static class`	`DataFormatConverters.MapConverter` Converter for map.
`static class`	`DataFormatConverters.MapDataConverter` Converter for MapData.
`static class`	`DataFormatConverters.ObjectArrayConverter<T>` Converter for object array.
`static class`	`DataFormatConverters.PojoConverter<T>` Converter for pojo.
`static class`	`DataFormatConverters.PrimitiveBooleanArrayConverter` Converter for primitive boolean array.
`static class`	`DataFormatConverters.PrimitiveByteArrayConverter` Converter for primitive byte array.
`static class`	`DataFormatConverters.PrimitiveDoubleArrayConverter` Converter for primitive double array.
`static class`	`DataFormatConverters.PrimitiveFloatArrayConverter` Converter for primitive float array.
`static class`	`DataFormatConverters.PrimitiveIntArrayConverter` Converter for primitive int array.
`static class`	`DataFormatConverters.PrimitiveLongArrayConverter` Converter for primitive long array.
`static class`	`DataFormatConverters.PrimitiveShortArrayConverter` Converter for primitive short array.
`static class`	`DataFormatConverters.RawValueDataConverter` Converter for RawValueData.
`static class`	`DataFormatConverters.RowConverter` Converter for row.
`static class`	`DataFormatConverters.RowDataConverter` Converter for base row.
`static class`	`DataFormatConverters.ShortConverter` Converter for short.
`static class`	`DataFormatConverters.StringConverter` Converter for String.
`static class`	`DataFormatConverters.StringDataConverter` Converter for StringData.
`static class`	`DataFormatConverters.TimeConverter` Converter for time.
`static class`	`DataFormatConverters.TimestampConverter` Converter for timestamp.
`static class`	`DataFormatConverters.TimestampDataConverter` Converter for `TimestampData` class.
`static class`	`DataFormatConverters.TimestampLtzConverter` Converter for timestamp which doesn't consider the time zone.
`static class`	`DataFormatConverters.TupleConverter` Converter for flink tuple.

Constructor Summary

Constructors
Constructor and Description

DataFormatConverters()

Constructors
Constructor and Description
`DataFormatConverters()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static DataFormatConverters.DataFormatConverter`	`getConverterForDataType(DataType originDataType)` Get `DataFormatConverters.DataFormatConverter` for `DataType`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DataFormatConverters
```
public DataFormatConverters()
```
- Method Detail
  - getConverterForDataType
```
public static DataFormatConverters.DataFormatConverter getConverterForDataType(DataType originDataType)
```
    Get DataFormatConverters.DataFormatConverter for DataType.
    
    Parameters:
    
    originDataType - DataFormatConverter is oriented to Java format, while LogicalType has lost its specific Java format. Only DataType retains all its Java format information.

Back to Flink Website

Class DataFormatConverters

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

DataFormatConverters

Method Detail

getConverterForDataType

Back to Flink Website