Android APIs
public abstract class

SecureRandomSpi

extends Object
implements Serializable
java.lang.Object
   ↳ java.security.SecureRandomSpi

Class Overview

SecureRandomSpi is the Service Provider Interface (SPI) definition for SecureRandom.

See also:

Summary

Public Constructors
SecureRandomSpi()
Protected Methods
abstract byte[] engineGenerateSeed(int numBytes)
Generates and returns the specified number of seed bytes, computed using the seed generation algorithm used by this SecureRandomSpi.
abstract void engineNextBytes(byte[] bytes)
Generates and stores random bytes in the given byte[] for each array element.
abstract void engineSetSeed(byte[] seed)
Reseeds this SecureRandomSpi instance with the specified seed.
[Expand]
Inherited Methods
From class java.lang.Object

Public Constructors

public SecureRandomSpi ()

Added in API level 1

Protected Methods

protected abstract byte[] engineGenerateSeed (int numBytes)

Added in API level 1

Generates and returns the specified number of seed bytes, computed using the seed generation algorithm used by this SecureRandomSpi.

Parameters
numBytes int: the number of seed bytes.
Returns
byte[] the seed bytes

protected abstract void engineNextBytes (byte[] bytes)

Added in API level 1

Generates and stores random bytes in the given byte[] for each array element.

Parameters
bytes byte: the byte[] to be filled with random bytes.

protected abstract void engineSetSeed (byte[] seed)

Added in API level 1

Reseeds this SecureRandomSpi instance with the specified seed. The seed of this SecureRandomSpi instance is supplemented, not replaced.

Parameters
seed byte: the new seed.