private final String computeSigningCacheKeyName ( AWSCredentials credentials , AWS4SignerRequestParams signerRequestParams ) { final StringBuilder hashKeyBuilder = new StringBuilder ( credentials . getAWSSecretKey ( ) ) ; return hashKeyBuilder . append ( "-" ) . append ( signerRequestParams . getRegionName ( ) ) . append ( "-" ) . append ( signerRequestParams . getServiceName ( ) ) . toString ( ) ; }
Computes the name to be used to reference the signing key in the cache .