Package com.schibsted.spt.data.jslt.impl

Class BoundedCache<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

com.schibsted.spt.data.jslt.impl.BoundedCache<K,V>

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>, SequencedMap<K,V>

public class BoundedCache<K,V>
extends LinkedHashMap<K,V>

A Map implementation that deletes the oldest entry once the size goes over a preset limit. This prevents the Map from growing without bounds.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
private int	maxSize

Constructor Summary

Constructors

Constructor	Description
BoundedCache(int maxSize)

Method Summary

Modifier and Type	Method	Description
protected boolean	removeEldestEntry(Map.Entry eldest)

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, newLinkedHashMap, putFirst, putLast, replaceAll, reversed, sequencedEntrySet, sequencedKeySet, sequencedValues, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, newHashMap, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from interface java.util.SequencedMap

firstEntry, lastEntry, pollFirstEntry, pollLastEntry

Field Details

maxSize

private int maxSize

Constructor Details

BoundedCache

public BoundedCache(int maxSize)

Method Details

removeEldestEntry

protected boolean removeEldestEntry(Map.Entry eldest)

Overrides:

removeEldestEntry in class LinkedHashMap<K,V>