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Jakarta-ORO 2.0.6 API: Class CacheFIFO
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org.apache.oro.util
Class CacheFIFO

java.lang.Object
  |
  +--org.apache.oro.util.GenericCache
        |
        +--org.apache.oro.util.CacheFIFO
All Implemented Interfaces:
Cache, java.io.Serializable
public final class CacheFIFO
extends GenericCache

This class is a GenericCache subclass implementing a FIFO (First In First Out) cache replacement policy. In other words, values are added to the cache until the cache becomes full. Once the cache is full, if a new pattern is added to the cache, it replaces the first of the current patterns in the cache to have been added.

Since:
1.0
Version:
2.0.6
Author:
Daniel F. Savarese
See Also:
GenericCache, Serialized Form

Fields inherited from class org.apache.oro.util.GenericCache
DEFAULT_CAPACITY
 
Constructor Summary
CacheFIFO()
          Same as:
CacheFIFO(int capacity)
          Creates a CacheFIFO instance with a given cache capacity.
 
Method Summary
 void addElement(java.lang.Object key, java.lang.Object value)
          Adds a value to the cache.
 
Methods inherited from class org.apache.oro.util.GenericCache
capacity, getElement, isFull, keys, size
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

CacheFIFO

public CacheFIFO(int capacity)
Creates a CacheFIFO instance with a given cache capacity.

Parameters:
capacity - The capacity of the cache.

CacheFIFO

public CacheFIFO()
Same as: 
 CacheFIFO(GenericCache.DEFAULT_CAPACITY);
Method Detail

addElement

public final void addElement(java.lang.Object key,
                             java.lang.Object value)
Adds a value to the cache. If the cache is full, when a new value is added to the cache, it replaces the first of the current values in the cache to have been added (i.e., FIFO).

Overrides:
addElement in class GenericCache
Parameters:
key - The key referencing the value added to the cache.
value - The value to add to the cache.
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