com.google.crypto.tink.util

Class SecretBigInteger

java.lang.Object

com.google.crypto.tink.util.SecretBigInteger

@Alpha
 @Immutable
public final class SecretBigInteger
extends Object

A class storing a secret BigInteger, protecting the value via SecretKeyAccess.

Method Summary

Modifier and Type	Method and Description
boolean	equalsSecretBigInteger(SecretBigInteger other) Returns true if other has the same secret value.
static SecretBigInteger	fromBigInteger(BigInteger value, SecretKeyAccess access) Creates a new SecretBigInteger with the content given in value.
BigInteger	getBigInteger(SecretKeyAccess access) Returns the value wrapped by this object.

Methods inherited from class java.lang.Object

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

Method Detail

fromBigInteger

public static SecretBigInteger fromBigInteger(BigInteger value,
                                              SecretKeyAccess access)

Creates a new SecretBigInteger with the content given in value.

The parameter access must be non-null.

getBigInteger

public BigInteger getBigInteger(SecretKeyAccess access)

Returns the value wrapped by this object.

The parameter access must be non-null.

equalsSecretBigInteger

public boolean equalsSecretBigInteger(SecretBigInteger other)

Returns true if other has the same secret value.

Note that the time may depend on the length of the byte-encoding of the BigIntegers.