org.jpos.emv.cryptogram

Interface CryptogramDataBuilder

All Known Implementing Classes:

CVN10DataBuilder, CVN18DataBuilder, CVN22DataBuilder, CVNCPADataBuilder, CVNMCDataBuilder

public interface CryptogramDataBuilder

Interface that provides methods to build strings for ARPC and ARQC generation

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	CryptogramDataBuilder.PaddingMethod

Method Summary

Modifier and Type	Method and Description
default java.lang.String	buildARQCRequest_padded(TLVList data, IssuerApplicationData iad) Select necessary data elements and create the string used to generate the ARQC with padding
java.lang.String	buildARQCRequest(TLVList data, IssuerApplicationData iad) Select necessary data elements and create the string used to generate the ARQC with no padding
java.lang.String	getDefaultARPCRequest(boolean approved) Method that returns default issuer response data (ARC or CSU)
CryptogramDataBuilder.PaddingMethod	getPaddingMethod() Defines how to pad the request data when generating the ARQC.
static java.util.List<java.lang.String>	minimumSetOfDataElement(TLVList data) Method that selects the minimum set of data elements recommended for the generation of application cryptograms described in EMV Book 2 sec 8.1.1

Method Detail

minimumSetOfDataElement

static java.util.List<java.lang.String> minimumSetOfDataElement(TLVList data)

Method that selects the minimum set of data elements recommended for the generation of application cryptograms described in EMV Book 2 sec 8.1.1

Parameters:

data - ICC data

Returns:

Minimum Set of Data Elements for Application Cryptogram Generation

getDefaultARPCRequest

java.lang.String getDefaultARPCRequest(boolean approved)

Method that returns default issuer response data (ARC or CSU)

Parameters:

approved - true if transaction was approved, otherwise false

Returns:

String representing default issuer response data that will be used to generate the ARPC

buildARQCRequest

java.lang.String buildARQCRequest(TLVList data,
                                  IssuerApplicationData iad)

Select necessary data elements and create the string used to generate the ARQC with no padding

Parameters:

data - ICC data received

iad - Issuer application Data

Returns:

String used to generate the ARQC

buildARQCRequest_padded

default java.lang.String buildARQCRequest_padded(TLVList data,
                                                 IssuerApplicationData iad)

Select necessary data elements and create the string used to generate the ARQC with padding

Parameters:

data - ICC data received

iad - Issuer application Data

Returns:

String used to generate the ARQC

getPaddingMethod

CryptogramDataBuilder.PaddingMethod getPaddingMethod()

Defines how to pad the request data when generating the ARQC.

Returns:

PaddingMethod this builder uses