org.snmp4j.security

Class Salt

java.lang.Object

org.snmp4j.security.Salt

class Salt
extends java.lang.Object

Class that holds a 64 bit salt value for crypto operations. This class tries to use the SecureRandom class to initialize the salt value. If SecureRandom is not available the class Random is used.

Version:

1.0

Field Summary

Fields

Modifier and Type	Field and Description
private static Salt	instance
private static LogAdapter	logger
private long	salt

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Salt() Default constructor, initializes the salt to a random value.

Method Summary

Modifier and Type	Method and Description
static Salt	getInstance() Get a initialized Salt object.
long	getNext() Get the next value of the salt by adding one to its current value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

salt

private long salt

instance

private static Salt instance

logger

private static final LogAdapter logger

Constructor Detail

Salt

protected Salt()

Default constructor, initializes the salt to a random value.

Method Detail

getInstance

public static Salt getInstance()

Get a initialized Salt object.

Returns:

the Salt object

getNext

public long getNext()

Get the next value of the salt by adding one to its current value. This might result in a predictable salt value if it is not combined with other somehow unpredictable (random) data.

Returns:

previous value increased by one.