io.mosip.kernel.keymanagerservice.util

Class KeymanagerUtil

java.lang.Object

io.mosip.kernel.keymanagerservice.util.KeymanagerUtil

@Component
public class KeymanagerUtil
extends Object

Utility class for Keymanager

Since:

1.0.0

Author:

Dharmesh Khandelwal, Urvil Joshi

Constructor Summary

Constructors

Constructor and Description
KeymanagerUtil()

Method Summary

Modifier and Type	Method and Description
byte[]	decryptKey(byte[] key, PrivateKey privateKey) Function to decrypt key
byte[]	encryptKey(PrivateKey privateKey, PublicKey masterKey) Function to encrypt key
void	isCertificateValid(CertificateEntry<X509Certificate,PrivateKey> certificateEntry, Date inputDate)
boolean	isOverlapping(java.time.LocalDateTime timeStamp, java.time.LocalDateTime policyExpiryTime, java.time.LocalDateTime keyGenerationTime, java.time.LocalDateTime keyExpiryTime) Function to check if timestamp is overlapping
boolean	isValidReferenceId(String referenceId) Function to check is reference id is valid
boolean	isValidTimestamp(java.time.LocalDateTime timeStamp, KeyAlias keyAlias) Function to check valid timestamp
java.time.LocalDateTime	parseToLocalDateTime(String dateTime) Parse a date string of pattern UTC_DATETIME_PATTERN into LocalDateTime
PrivateKey	privateKeyExtractor(InputStream privateKeyInputStream)
<T extends BaseEntity> T	setMetaData(T entity) Function to set metadata

Methods inherited from class java.lang.Object

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

Constructor Detail

KeymanagerUtil

public KeymanagerUtil()

Method Detail

isValidTimestamp

public boolean isValidTimestamp(java.time.LocalDateTime timeStamp,
                                KeyAlias keyAlias)

Function to check valid timestamp

Parameters:

timeStamp - timeStamp

keyAlias - keyAlias

Returns:

true if timestamp is valid, else false

isOverlapping

public boolean isOverlapping(java.time.LocalDateTime timeStamp,
                             java.time.LocalDateTime policyExpiryTime,
                             java.time.LocalDateTime keyGenerationTime,
                             java.time.LocalDateTime keyExpiryTime)

Function to check if timestamp is overlapping

Parameters:

timeStamp - timeStamp

policyExpiryTime - policyExpiryTime

keyGenerationTime - keyGenerationTime

keyExpiryTime - keyExpiryTime

Returns:

true if timestamp is overlapping, else false

isValidReferenceId

public boolean isValidReferenceId(String referenceId)

Function to check is reference id is valid

Parameters:

referenceId - referenceId

Returns:

true if referenceId is valid, else false

setMetaData

public <T extends BaseEntity> T setMetaData(T entity)

Function to set metadata

Type Parameters:

T - is a type parameter

Parameters:

entity - entity of T type

Returns:

Entity with metadata

encryptKey

public byte[] encryptKey(PrivateKey privateKey,
                         PublicKey masterKey)

Function to encrypt key

Parameters:

privateKey - privateKey

masterKey - masterKey

Returns:

encrypted key

decryptKey

public byte[] decryptKey(byte[] key,
                         PrivateKey privateKey)

Function to decrypt key

Parameters:

key - key

privateKey - privateKey

Returns:

decrypted key

parseToLocalDateTime

public java.time.LocalDateTime parseToLocalDateTime(String dateTime)

Parse a date string of pattern UTC_DATETIME_PATTERN into LocalDateTime

Parameters:

dateTime - of type String of pattern UTC_DATETIME_PATTERN

Returns:

a LocalDateTime of given pattern

isCertificateValid

public void isCertificateValid(CertificateEntry<X509Certificate,PrivateKey> certificateEntry,
                               Date inputDate)

privateKeyExtractor

public PrivateKey privateKeyExtractor(InputStream privateKeyInputStream)