Package io.mosip.kernel.core.util

Class CryptoUtil

java.lang.Object

io.mosip.kernel.core.util.CryptoUtil

public class CryptoUtil
extends Object

Crypto Util for common methods in various module

Since:

1.0.0

Author:

Urvil Joshi

Method Summary

Modifier and Type	Method	Description
static byte[]	combineByteArray(byte[] data, byte[] key, String keySplitter)	Combine data,key and key splitter
static String	computeFingerPrint(byte[] data, String metaData)	Compute Fingerprint of a key
static String	computeFingerPrint(String data, String metaData)	Compute Fingerprint of a key
static byte[]	decodeBase64(String data)	Decodes from BASE64
static String	encodeBase64(byte[] data)	Encodes to BASE64 URL Safe
static String	encodeBase64String(byte[] data)	Encodes to BASE64 String
static int	getSplitterIndex(byte[] encryptedData, int keyDemiliterIndex, String keySplitter)	Get splitter index for detaching key splitter from key and data

Methods inherited from class java.lang.Object

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

Method Detail

combineByteArray

public static byte[] combineByteArray(byte[] data,
                                      byte[] key,
                                      String keySplitter)

Combine data,key and key splitter

Parameters:

data - encrypted Data

key - encrypted Key

keySplitter - keySplitter

Returns:

byte array consisting data,key and key splitter

getSplitterIndex

public static int getSplitterIndex(byte[] encryptedData,
                                   int keyDemiliterIndex,
                                   String keySplitter)

Get splitter index for detaching key splitter from key and data

Parameters:

encryptedData - whole encrypted data

keyDemiliterIndex - keySplitterindex initialization value

keySplitter - keysplitter value

Returns:

keyDemiliterIndex

encodeBase64

public static String encodeBase64(byte[] data)

Encodes to BASE64 URL Safe

Parameters:

data - data to encode

Returns:

encoded data

encodeBase64String

public static String encodeBase64String(byte[] data)

Encodes to BASE64 String

Parameters:

data - data to encode

Returns:

encoded data

decodeBase64

public static byte[] decodeBase64(String data)

Decodes from BASE64

Parameters:

data - data to decode

Returns:

decoded data

computeFingerPrint

public static String computeFingerPrint(String data,
                                        String metaData)

Compute Fingerprint of a key

Parameters:

data - key data

metaData - metadata related to key

Returns:

fingerprint

computeFingerPrint

public static String computeFingerPrint(byte[] data,
                                        String metaData)

Compute Fingerprint of a key

Parameters:

data - key data

metaData - metadata related to key

Returns:

fingerprint