com.cybersource.authsdk.http

Class SignatureGenerator

java.lang.Object

com.cybersource.authsdk.http.SignatureGenerator

public class SignatureGenerator
extends java.lang.Object

Module to generate digital signature which is then passed to signature header parameter

The signature is created from the following values and then signed with Secret Key

host - Sandbox (apitest.cybersource.com) or Production (api.cybersource.com) hostname

date - HTTP-date with format as defined by RFC7231

request-target - Should be in format of httpMethod: path

                 Example : post /pts/v2/payments
 

Digest - Only needed for POST calls

v-c-merchant-id - Cybersource Merchant ID found on EBC portal

Constructor Summary

Constructors

Constructor and Description
SignatureGenerator(MerchantConfig merchantConfig)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getRequestTarget(java.lang.String requestType)
java.lang.String	signatureGeneration()

Methods inherited from class java.lang.Object

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

Constructor Detail

SignatureGenerator

public SignatureGenerator(MerchantConfig merchantConfig)
                   throws java.security.InvalidKeyException,
                          java.security.NoSuchAlgorithmException,
                          ConfigException

Parameters:

merchantConfig-contains - all information of merchant.

Throws:

java.security.InvalidKeyException - - if key is not valid.

java.security.NoSuchAlgorithmException - - if algorithm is not available.

ConfigException

Method Detail

signatureGeneration

public java.lang.String signatureGeneration()
                                     throws java.security.NoSuchAlgorithmException,
                                            java.security.InvalidKeyException

Returns:

generated signature.

Throws:

java.security.NoSuchAlgorithmException - - if algorithm is not available.

java.security.InvalidKeyException - - if key is not valid.

getRequestTarget

public java.lang.String getRequestTarget(java.lang.String requestType)

Parameters:

requestType - - GET/PUT/POST/PATCH/DELETE

Returns:

request target as per request type.