Class ChainConverterProvider

java.lang.Object

software.amazon.awssdk.enhanced.dynamodb.internal.converter.ChainConverterProvider

All Implemented Interfaces:

AttributeConverterProvider

public final class ChainConverterProvider
extends Object
implements AttributeConverterProvider

A AttributeConverterProvider that allows multiple providers to be chained in a specified order to act as a single composite provider. When searching for an attribute converter for a type, the providers will be called in forward/ascending order, attempting to find a converter from the first provider, then the second, and so on, until a match is found or the operation fails.

Method Summary

Modifier and Type	Method	Description
List<AttributeConverterProvider>	chainedProviders()
<T> AttributeConverter<T>	converterFor(EnhancedType<T> enhancedType)	Finds a AttributeConverter for converting an object with a type specified by a EnhancedType to a AttributeValue and back.
static ChainConverterProvider	create(List<AttributeConverterProvider> providers)	Construct a new instance of ChainConverterProvider.
static ChainConverterProvider	create(AttributeConverterProvider... providers)	Construct a new instance of ChainConverterProvider.
boolean	equals(Object o)
int	hashCode()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Method Details

create

public static ChainConverterProvider create(AttributeConverterProvider... providers)

Construct a new instance of ChainConverterProvider.

Parameters:

providers - A list of AttributeConverterProvider to chain together.

Returns:

A constructed ChainConverterProvider object.

create

public static ChainConverterProvider create(List<AttributeConverterProvider> providers)

Construct a new instance of ChainConverterProvider.

Parameters:

providers - A list of AttributeConverterProvider to chain together.

Returns:

A constructed ChainConverterProvider object.

chainedProviders

public List<AttributeConverterProvider> chainedProviders()

converterFor

public <T> AttributeConverter<T> converterFor(EnhancedType<T> enhancedType)

Description copied from interface: AttributeConverterProvider

Finds a AttributeConverter for converting an object with a type specified by a EnhancedType to a AttributeValue and back.

Specified by:

converterFor in interface AttributeConverterProvider

Parameters:

enhancedType - The type of the object to be converted

Returns:

AttributeConverter for converting the given type.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object