DataFormatConverters.DataFormatConverter (Flink : 2.0-SNAPSHOT API)

java.lang.Object
- org.apache.flink.table.data.util.DataFormatConverters.DataFormatConverter<Internal,External>

Type Parameters:

Internal - Internal data format.

External - External data format.

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

DataFormatConverters.AbstractRowDataConverter, DataFormatConverters.BigDecimalConverter, DataFormatConverters.DateConverter, DataFormatConverters.GenericConverter, DataFormatConverters.IdentityConverter, DataFormatConverters.InstantConverter, DataFormatConverters.LocalDateConverter, DataFormatConverters.LocalDateTimeConverter, DataFormatConverters.LocalTimeConverter, DataFormatConverters.LongTimestampDataConverter, DataFormatConverters.MapConverter, DataFormatConverters.ObjectArrayConverter, DataFormatConverters.PrimitiveBooleanArrayConverter, DataFormatConverters.PrimitiveDoubleArrayConverter, DataFormatConverters.PrimitiveFloatArrayConverter, DataFormatConverters.PrimitiveIntArrayConverter, DataFormatConverters.PrimitiveLongArrayConverter, DataFormatConverters.PrimitiveShortArrayConverter, DataFormatConverters.StringConverter, DataFormatConverters.TimeConverter, DataFormatConverters.TimestampConverter, DataFormatConverters.TimestampLtzConverter

Enclosing class:

DataFormatConverters
```
public abstract static class DataFormatConverters.DataFormatConverter<Internal,External>
extends Object
implements Serializable
```
Converter between internal data format and java format.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

DataFormatConverter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`External`	`toExternal(Internal value)`	Convert a internal data format to its external(Java) equivalent while automatically handling nulls.
`External`	`toExternal(RowData row, int column)`	Given a internalType row, convert the value at column `column` to its external(Java) equivalent.
`Internal`	`toInternal(External value)`	Converts a external(Java) data format to its internal equivalent while automatically handling nulls.

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

- Constructor Detail
  - DataFormatConverter
```
public DataFormatConverter()
```
- Method Detail
  - toInternal
```
public final Internal toInternal(External value)
```
    Converts a external(Java) data format to its internal equivalent while automatically handling nulls.
  - toExternal
```
public final External toExternal(Internal value)
```
    Convert a internal data format to its external(Java) equivalent while automatically handling nulls.
  - toExternal
```
public final External toExternal(RowData row,
                                 int column)
```
    Given a internalType row, convert the value at column `column` to its external(Java) equivalent.