Package io.mosip.kernel.cryptomanager.util

Class CryptomanagerUtils

java.lang.Object

io.mosip.kernel.cryptomanager.util.CryptomanagerUtils

@RefreshScope
@Component
public class CryptomanagerUtils
extends Object

Util class for this project.

Since:

1.0.0

Author:

Urvil Joshi, Manoj SP

Constructor Summary

Constructors

Constructor	Description
CryptomanagerUtils()

Method Summary

Modifier and Type	Method	Description
byte[]	concatCertThumbprint(byte[] certThumbprint, byte[] encryptedKey)
Certificate	getCertificate(CryptomanagerRequestDto cryptomanagerRequestDto)	Calls Key-Manager-Service to get public key of an application.
byte[]	getCertificateThumbprint(Certificate cert)
SecretKey	getDecryptedSymmetricKey(CryptomanagerRequestDto cryptomanagerRequestDto)	Calls Key-Manager-Service to decrypt symmetric key.
byte[]	hexDecode(String hexData)	hex decode string to byte array
boolean	isValidSalt(String salt)	Function to check is salt is valid.
static String	nullOrTrim(String parameter)	Change Parameter form to trim if not null.
LocalDateTime	parseToLocalDateTime(String dateTime)	Parse a date string of pattern UTC_DATETIME_PATTERN into LocalDateTime.

Methods inherited from class java.lang.Object

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

Constructor Detail

CryptomanagerUtils

public CryptomanagerUtils()

Method Detail

getCertificate

public Certificate getCertificate(CryptomanagerRequestDto cryptomanagerRequestDto)

Calls Key-Manager-Service to get public key of an application.

Parameters:

cryptomanagerRequestDto - CryptomanagerRequestDto instance

Returns:

Certificate returned by Key Manager Service

getDecryptedSymmetricKey

public SecretKey getDecryptedSymmetricKey(CryptomanagerRequestDto cryptomanagerRequestDto)

Calls Key-Manager-Service to decrypt symmetric key.

Parameters:

cryptomanagerRequestDto - CryptomanagerRequestDto instance

Returns:

Decrypted SecretKey from Key Manager Service

nullOrTrim

public static String nullOrTrim(String parameter)

Change Parameter form to trim if not null.

Parameters:

parameter - parameter

Returns:

null if null;else trimmed string

isValidSalt

public boolean isValidSalt(String salt)

Function to check is salt is valid.

Parameters:

salt - salt

Returns:

true if salt is valid, else false

parseToLocalDateTime

public LocalDateTime parseToLocalDateTime(String dateTime)

Parse a date string of pattern UTC_DATETIME_PATTERN into LocalDateTime.

Parameters:

dateTimeof - type String of pattern UTC_DATETIME_PATTERN

Returns:

a LocalDateTime of given pattern

hexDecode

public byte[] hexDecode(String hexData)

hex decode string to byte array

Parameters:

hexData - type String

Returns:

a byte of given data

getCertificateThumbprint

public byte[] getCertificateThumbprint(Certificate cert)

concatCertThumbprint

public byte[] concatCertThumbprint(byte[] certThumbprint,
                                   byte[] encryptedKey)