compact1, compact2, compact3
java.security.spec
Class ECPrivateKeySpec
- java.lang.Object
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- java.security.spec.ECPrivateKeySpec
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- All Implemented Interfaces:
- KeySpec
public class ECPrivateKeySpec extends Object implements KeySpec
This immutable class specifies an elliptic curve private key with its associated parameters.- Since:
- 1.5
- See Also:
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KeySpec,ECParameterSpec
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Constructor Summary
Constructors Constructor and Description ECPrivateKeySpec(BigInteger s, ECParameterSpec params)Creates a new ECPrivateKeySpec with the specified parameter values.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method and Description ECParameterSpecgetParams()Returns the associated elliptic curve domain parameters.BigIntegergetS()Returns the private value S.
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Constructor Detail
ECPrivateKeySpec
public ECPrivateKeySpec(BigInteger s, ECParameterSpec params)
Creates a new ECPrivateKeySpec with the specified parameter values.- Parameters:
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s- the private value. -
params- the associated elliptic curve domain parameters. - Throws:
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NullPointerException- ifsorparamsis null.
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Method Detail
getS
public BigInteger getS()
Returns the private value S.- Returns:
- the private value S.
getParams
public ECParameterSpec getParams()
Returns the associated elliptic curve domain parameters.- Returns:
- the EC domain parameters.
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