software.amazon.awssdk.auth.token.internal

Class LazyTokenProvider

java.lang.Object

software.amazon.awssdk.auth.token.internal.LazyTokenProvider

All Implemented Interfaces:

AutoCloseable, SdkTokenProvider, SdkAutoCloseable

public class LazyTokenProvider
extends Object
implements SdkTokenProvider, SdkAutoCloseable

A wrapper for SdkTokenProvider that defers creation of the underlying provider until the first time the SdkTokenProvider.resolveToken() method is invoked.

Constructor Summary

Constructors

Constructor and Description
LazyTokenProvider(Supplier<SdkTokenProvider> delegateConstructor)

Method Summary

Modifier and Type	Method and Description
void	close()
static LazyTokenProvider	create(Supplier<SdkTokenProvider> delegateConstructor)
SdkToken	resolveToken() Returns an SdkToken that can be used to authorize a request.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

LazyTokenProvider

public LazyTokenProvider(Supplier<SdkTokenProvider> delegateConstructor)

Method Detail

create

public static LazyTokenProvider create(Supplier<SdkTokenProvider> delegateConstructor)

resolveToken

public SdkToken resolveToken()

Description copied from interface: SdkTokenProvider

Returns an SdkToken that can be used to authorize a request. Each implementation of SdkTokenProvider can choose its own strategy for loading token. For example, an implementation might load token from an existing key management system, or load new token when token is refreshed.

Specified by:

resolveToken in interface SdkTokenProvider

Returns:

AwsToken which the caller can use to authorize an AWS request using token authorization for a request.

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface SdkAutoCloseable

toString

public String toString()

Overrides:

toString in class Object