com.mulesoft.connector.amazon.kinesis.internal.connection.client

Class AbstractDelegate

java.lang.Object

com.mulesoft.connector.amazon.kinesis.internal.connection.client.AbstractDelegate

Direct Known Subclasses:

CloudWatchAsyncClientDelegate, DynamoDbAsyncClientDelegate, KinesisAsyncClientDelegate, KinesisClientDelegate

public abstract class AbstractDelegate
extends Object

Serves as a common place through which the requests are sent to Kinesis, DynamoDB and CloudWatch, so we can handle role credentials refresh upon their expiration.

Field Summary

Fields

Modifier and Type	Field and Description
protected software.amazon.awssdk.auth.credentials.AwsCredentialsProvider	credentialsProvider
static String	SECURITY_TOKEN_EXPIRED

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractDelegate(software.amazon.awssdk.auth.credentials.AwsCredentialsProvider credentialsProvider)

Method Summary

Modifier and Type	Method and Description
protected <T,R> R	invoke(Function<T,R> function, T param)
protected <T> T	invoke(Supplier<T> function)
protected <T,R> CompletableFuture<R>	invokeFuture(Function<T,CompletableFuture<R>> function, T param)
protected <T> CompletableFuture<T>	invokeFuture(Supplier<CompletableFuture<T>> function)
protected boolean	refreshRoleCredentials(Throwable e) The refreshed role credentials if the exception was caused by expired security token

Methods inherited from class java.lang.Object

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

Field Detail

SECURITY_TOKEN_EXPIRED

public static final String SECURITY_TOKEN_EXPIRED

See Also:

Constant Field Values

credentialsProvider

protected final software.amazon.awssdk.auth.credentials.AwsCredentialsProvider credentialsProvider

Constructor Detail

AbstractDelegate

protected AbstractDelegate(software.amazon.awssdk.auth.credentials.AwsCredentialsProvider credentialsProvider)

Method Detail

invokeFuture

protected <T,R> CompletableFuture<R> invokeFuture(Function<T,CompletableFuture<R>> function,
                                                  T param)

invoke

protected <T,R> R invoke(Function<T,R> function,
                         T param)

invokeFuture

protected <T> CompletableFuture<T> invokeFuture(Supplier<CompletableFuture<T>> function)

invoke

protected <T> T invoke(Supplier<T> function)

refreshRoleCredentials

protected boolean refreshRoleCredentials(Throwable e)

The refreshed role credentials if the exception was caused by expired security token

Parameters:

e - the exception

Returns:

true if role credentials were refreshed