software.amazon.awssdk.http.auth.aws.crt.internal.signer

Class RollingSigner

java.lang.Object

software.amazon.awssdk.http.auth.aws.crt.internal.signer.RollingSigner

public final class RollingSigner
extends Object

A class which calculates a rolling signature of arbitrary data using HMAC-SHA256. Each time a signature is calculated, the prior calculation is incorporated, hence "rolling".

Constructor Summary

Constructors

Constructor and Description
RollingSigner(byte[] seedSignature, software.amazon.awssdk.crt.auth.signing.AwsSigningConfig signingConfig)

Method Summary

Modifier and Type	Method and Description
void	reset()
byte[]	sign(byte[] chunkBody) Using a template that incorporates the previous calculated signature, sign the string and return it.
byte[]	sign(Map<String,List<String>> headerMap)

Methods inherited from class java.lang.Object

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

Constructor Detail

RollingSigner

public RollingSigner(byte[] seedSignature,
                     software.amazon.awssdk.crt.auth.signing.AwsSigningConfig signingConfig)

Method Detail

sign

public byte[] sign(byte[] chunkBody)

Using a template that incorporates the previous calculated signature, sign the string and return it.

sign

public byte[] sign(Map<String,List<String>> headerMap)

reset

public void reset()