No cache version.
Caching disabled. Default setting for this page:enabled (code LNG204)If the display is too slow, you can disable the user mode to view the cached version.
- java.lang.Object
-
- java.security.spec.ECParameterSpec
-
- All Implemented Interfaces:
- AlgorithmParameterSpec
public class ECParameterSpec extends Object implements AlgorithmParameterSpec
This immutable class specifies the set of domain parameters used with elliptic curve cryptography (ECC).- Since:
- 1.5
- See Also:
AlgorithmParameterSpec
-
-
Constructor Summary
Constructors Constructor and Description ECParameterSpec(EllipticCurve curve, ECPoint g, BigInteger n, int h)
Creates elliptic curve domain parameters based on the specified values.
-
Method Summary
Methods Modifier and Type Method and Description int
getCofactor()
Returns the cofactor.EllipticCurve
getCurve()
Returns the elliptic curve that this parameter defines.ECPoint
getGenerator()
Returns the generator which is also known as the base point.BigInteger
getOrder()
Returns the order of the generator.
-
-
-
Constructor Detail
-
ECParameterSpec
public ECParameterSpec(EllipticCurve curve, ECPoint g, BigInteger n, int h)
Creates elliptic curve domain parameters based on the specified values.- Parameters:
curve
- the elliptic curve which this parameter defines.g
- the generator which is also known as the base point.n
- the order of the generatorg
.h
- the cofactor.- Throws:
NullPointerException
- ifcurve
,g
, orn
is null.IllegalArgumentException
- ifn
orh
is not positive.
-
-
Method Detail
-
getCurve
public EllipticCurve getCurve()
Returns the elliptic curve that this parameter defines.- Returns:
- the elliptic curve that this parameter defines.
-
getGenerator
public ECPoint getGenerator()
Returns the generator which is also known as the base point.- Returns:
- the generator which is also known as the base point.
-
getOrder
public BigInteger getOrder()
Returns the order of the generator.- Returns:
- the order of the generator.
-
getCofactor
public int getCofactor()
Returns the cofactor.- Returns:
- the cofactor.
-
-
Can not display this page of the Infobrol website
Type of error (18-01)
Unknown format specifier "&"Please try again in a few minutes…
Steph