Package org.apache.wss4j.common.cache

Class MemoryReplayCache

java.lang.Object

org.apache.wss4j.common.cache.MemoryReplayCache

All Implemented Interfaces:

Closeable, AutoCloseable, ReplayCache

public class MemoryReplayCache
extends Object
implements ReplayCache

A simple in-memory HashSet based cache to prevent against replay attacks. The default TTL is 5 minutes and the max TTL is 60 minutes.

Field Summary

Fields

Modifier and Type	Field	Description
static final long	DEFAULT_TTL
static final long	MAX_TTL

Constructor Summary

Constructors

Constructor	Description
MemoryReplayCache()

Method Summary

Modifier and Type	Method	Description
void	add(String identifier)	Add the given identifier to the cache.
void	add(String identifier, Instant expiry)	Add the given identifier to the cache to be cached for the given time
void	close()
boolean	contains(String identifier)	Return true if the given identifier is contained in the cache
protected void	processTokenExpiry()

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_TTL

public static final long DEFAULT_TTL

See Also:

• Constant Field Values

MAX_TTL

public static final long MAX_TTL

See Also:

• Constant Field Values

Constructor Details

MemoryReplayCache

public MemoryReplayCache()

Method Details

add

public void add(String identifier)

Add the given identifier to the cache. It will be cached for a default amount of time.

Specified by:

add in interface ReplayCache

Parameters:

identifier - The identifier to be added

add

public void add(String identifier,
 Instant expiry)

Add the given identifier to the cache to be cached for the given time

Specified by:

add in interface ReplayCache

Parameters:

identifier - The identifier to be added

expiry - A custom expiry time for the identifier

contains

public boolean contains(String identifier)

Return true if the given identifier is contained in the cache

Specified by:

contains in interface ReplayCache

Parameters:

identifier - The identifier to check

processTokenExpiry

protected void processTokenExpiry()

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException