DigestCalculator

All Implemented Interfaces:
```
public interface DigestCalculator

                    
```
General interface for an operator that is able to calculate a digest from a stream of output.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`abstract AlgorithmIdentifier`	`getAlgorithmIdentifier()`	Return the algorithm identifier representing the digest implemented by this calculator.
`abstract OutputStream`	`getOutputStream()`	Returns a stream that will accept data for the purpose of calculating a digest.
`abstract Array<byte>`	`getDigest()`	Return the digest calculated on what has been written to the calculator's output stream.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
- Method Detail
  - getAlgorithmIdentifier
```
 abstract AlgorithmIdentifier getAlgorithmIdentifier()
```
    Return the algorithm identifier representing the digest implemented by this calculator.
    
    Returns:
    
    algorithm id and parameters.
  - getOutputStream
```
 abstract OutputStream getOutputStream()
```
    Returns a stream that will accept data for the purpose of calculating a digest. Use io.anyline.nfc.bouncycastle.util.io.TeeOutputStream if you want to accumulate the data on the fly as well.
    
    Returns:
    
    an OutputStream
  - getDigest
```
 abstract Array<byte> getDigest()
```
    Return the digest calculated on what has been written to the calculator's output stream.
    
    Returns:
    
    a digest.