ExpirationPolicy
public class DefaultExpirationPolicy extends java.lang.Object implements ExpirationPolicy
Modifier and Type | Field | Description |
---|---|---|
static int |
EXPIRATION_IMMEDIATE |
|
static int |
EXPIRATION_NEVER |
Constructor | Description |
---|---|
DefaultExpirationPolicy() |
Creates a new policy with default settings (expiration in 60 seconds).
|
DefaultExpirationPolicy(int expirationAfter) |
Creates a new policy.
|
Modifier and Type | Method | Description |
---|---|---|
boolean |
isExpired(org.apache.xmlgraphics.image.loader.cache.TimeStampProvider provider,
long timestamp) |
Indicates whether a cache entry is expired given its creation time stamp.
|
public static final int EXPIRATION_IMMEDIATE
public static final int EXPIRATION_NEVER
public DefaultExpirationPolicy()
public DefaultExpirationPolicy(int expirationAfter)
expirationAfter
- the expiration in seconds (a negative value means: never expire)public boolean isExpired(org.apache.xmlgraphics.image.loader.cache.TimeStampProvider provider, long timestamp)
isExpired
in interface ExpirationPolicy
provider
- the provider for new time stampstimestamp
- the creation time stamp (the semantics of
System.currentTimeMillis()
apply)Copyright 1999-2016 The Apache Software Foundation. All Rights Reserved.