galbiston / expiring-map

Map that expires entries if unused after a period of time.

Expiring Map

Small library to provide in-memory storage which expires entries if unused for a period of time. Size of map, duration until expiry and frequency of cleaning can all be controlled.

Getting Started

Expiring Map can be accessed as a library using Maven etc. from Maven Central.

<dependency>
    <groupId>io.github.galbiston</groupId>
    <artifactId>expiring-map</artifactId>
    <version>1.0.1</version>
</dependency>

• Constructor: ExpiringMap<String, String> expiringMap = new ExpiringMap<>("MyMap", 10000, 2000);

• Start Expiry: expiringMap.startExpiry();

• Stop Expiry: expiringMap.stopExpiry();

• Put: expiringMap.put("KeyA", "ValueA");

• Get: String value = expiringMap.get("KeyA");

• Contains Key: boolean isContained = expiringMap.containsKey("KeyA");

• Delay between warnings the map is full: expiringMap.setFullMapWarningInterval(10000);