Class CacheUtils

java.lang.Object

com.arbergashi.charts.util.CacheUtils

public final class CacheUtils
extends Object

Utility for bounded LRU caches.

This prevents memory leaks caused by unbounded caches in long-running applications.

Since:

2026-01-01

Version:

1.0.0

Author:

Arber Gashi

Method Summary

Modifier and Type	Method	Description
static <K,V> Map<K,V>	newBoundedMap(int maxEntries)	Creates a bounded LRU cache with a fixed maximum size.

Methods inherited from class Object

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

Method Details

newBoundedMap

public static <K,V> Map<K,V> newBoundedMap(int maxEntries)

Creates a bounded LRU cache with a fixed maximum size.

Uses LinkedHashMap for automatic eviction of the eldest entry.

Type Parameters:

K - key type

V - value type

Parameters:

maxEntries - maximum number of entries (e.g. 64 for gradient caches)

Returns:

a map instance with LRU behavior