KeyTransformer (GlassFish High Availability APIs and SPI 3.1.13 API)

```
public interface KeyTransformer<K>
```
Author:

Mahesh Kannan

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`K`	`byteArrayToKey(byte[] array, int startIndex, int len)`	Return the key from the byte[].
`byte[]`	`keyToByteArray(K sessionKey)`	Called from BackingStore implementation to convert the given key into byte[]

- Method Detail
  - keyToByteArray
```
byte[] keyToByteArray(K sessionKey)
```
    Called from BackingStore implementation to convert the given key into byte[]
  - byteArrayToKey
```
K byteArrayToKey(byte[] array,
                 int startIndex,
                 int len)
```
    Return the key from the byte[]. Two objects obtained from identical byte[] must satisfy both o1.equals(o2) and o1.hashCode() == o2.hashCode()
    
    Returns:
    
    the key