Package org.infinispan.eviction

Enum EvictionStrategy

java.lang.Object
java.lang.Enum<EvictionStrategy>
org.infinispan.eviction.EvictionStrategy
All Implemented Interfaces:
Serializable, Comparable<EvictionStrategy>
public enum EvictionStrategy extends Enum<EvictionStrategy>
Supported eviction strategies
Since:
4.0
Author:
Manik Surtani

  • Enum Constant Summary

    Enum Constants
    Enum Constant
    Description
    EXCEPTION
    Strategy where the cache will block new entries from being written if they would exceed the configured size
    MANUAL
    Strategy where the cache does nothing but the user is assumed to manually invoke evict method
    NONE
    Eviction Strategy where nothing is done by the cache and the user is probably not going to use eviction manually
    REMOVE
    Strategy where the cache will remove entries to make room for new ones while staying under the configured size

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    isEnabled()
    Whether or not the cache will do something due to the strategy
    boolean
    isExceptionBased()
    The cache will throw exceptions to prevent memory growth
    boolean
    isRemovalBased()
    The cache will remove other entries to make room to limit memory growth
    static EvictionStrategy
    valueOf(String name)
    Returns the enum constant of this type with the specified name.
    static EvictionStrategy[]
    values()
    Returns an array containing the constants of this enum type, in the order they are declared.

    Methods inherited from class java.lang.Enum

    clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

    Methods inherited from class java.lang.Object

    getClass, notify, notifyAll, wait, wait, wait

  • Enum Constant Details

    • NONE

      public static final EvictionStrategy NONE
      Eviction Strategy where nothing is done by the cache and the user is probably not going to use eviction manually

    • MANUAL

      public static final EvictionStrategy MANUAL
      Strategy where the cache does nothing but the user is assumed to manually invoke evict method

    • REMOVE

      public static final EvictionStrategy REMOVE
      Strategy where the cache will remove entries to make room for new ones while staying under the configured size

    • EXCEPTION

      public static final EvictionStrategy EXCEPTION
      Strategy where the cache will block new entries from being written if they would exceed the configured size

  • Method Details

    • values

      public static EvictionStrategy[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.
      Returns:
      an array containing the constants of this enum type, in the order they are declared

    • valueOf

      public static EvictionStrategy valueOf(String name)
      Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum type has no constant with the specified name
      NullPointerException - if the argument is null

    • isEnabled

      public boolean isEnabled()
      Whether or not the cache will do something due to the strategy
      Returns:

    • isExceptionBased

      public boolean isExceptionBased()
      The cache will throw exceptions to prevent memory growth
      Returns:

    • isRemovalBased

      public boolean isRemovalBased()
      The cache will remove other entries to make room to limit memory growth
      Returns: