SM2SignatureParameterSpec (Java SE 11 & JDK 11 )

java.lang.Object
- java.security.spec.SM2SignatureParameterSpec

All Implemented Interfaces:: AlgorithmParameterSpec

public final class SM2SignatureParameterSpec
extends Object
implements AlgorithmParameterSpec

The parameters used by SM2 signature.

Constructor Summary

Constructors
Constructor	Description
`SM2SignatureParameterSpec(byte[] id, ECPublicKey publicKey)`	Create a new `SM2SignatureParameterSpec` with ID and public key.
`SM2SignatureParameterSpec(ECPublicKey publicKey)`	Create a new `SM2SignatureParameterSpec` with public key.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

byte[] getId()
Returns the ID.

ECPublicKey getPublicKey()
Returns the public key.
- Methods declared in class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SM2SignatureParameterSpec
```
public SM2SignatureParameterSpec(byte[] id,
                                 ECPublicKey publicKey)
```
    Create a new SM2SignatureParameterSpec with ID and public key.
    
    Parameters:
    
    id - the ID. it must not longer than 8192-bytes.
    
    publicKey - the SM2 public key.
    
    Throws:
    
    NullPointerException - if publicKey is null.
  - SM2SignatureParameterSpec
```
public SM2SignatureParameterSpec(ECPublicKey publicKey)
```
    Create a new SM2SignatureParameterSpec with public key. It just uses the default ID, exactly 1234567812345678.
    
    Parameters:
    
    publicKey - the SM2 public key.
    
    Throws:
    
    NullPointerException - if publicKey is null.
- Method Detail
  - getId
```
public byte[] getId()
```
    Returns the ID.
    
    Returns:
    
    the ID.
  - getPublicKey
```
public ECPublicKey getPublicKey()
```
    Returns the public key.
    
    Returns:
    
    the public key.