PrivateKeySource (com.zerodeplibs:zerodep-web-push-java 2.1.2 API)

```
public interface PrivateKeySource
```
Implementations of this interface represent a source of an ECPrivateKey.

Typically, to create a PrivateKeySource, a factory method defined in PrivateKeySources is used.

Thread Safety:

Depends on implementations. See PrivateKeySources.

Author:

Tomoki Sato

See Also:

PublicKeySource, PrivateKeySources

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  ECPrivateKey extract()
  Extracts the ECPrivateKey from the source represented by this object.

- Method Detail
  - extract
```
ECPrivateKey extract()
```
    Extracts the ECPrivateKey from the source represented by this object.
    
    Returns:
    
    the elliptic curve (EC) private key.