Package com.ibm.fhir.cache.util

Class CacheSupport

java.lang.Object

com.ibm.fhir.cache.util.CacheSupport

public final class CacheSupport
extends java.lang.Object

A utility class for creating Caffeine cache instances

Method Summary

Modifier and Type	Method	Description
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(int maximumSize)	Create a cache with a size-based eviction policy
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(int maximumSize, boolean recordStats)	Create a cache with a size-based eviction policy
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(int maximumSize, java.time.Duration duration)	Create a cache with both size and time-based eviction policies
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(int maximumSize, java.time.Duration duration, boolean recordStats)	Create a cache with both size and time-based eviction policies
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(java.time.Duration duration)	Create a cache with a time-based eviction policy
static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V>	createCache(java.time.Duration duration, boolean recordStats)	Create a cache with a time-based eviction policy
static <K,V> java.util.Map<K,V>	createCacheAsMap(int maximumSize)	Create a cache with a size-based eviction policy as a thread-safe map
static <K,V> java.util.Map<K,V>	createCacheAsMap(int maximumSize, java.time.Duration duration)	Create a cache with both size and time-based eviction policies as a thead-safe map
static <K,V> java.util.Map<K,V>	createCacheAsMap(java.time.Duration duration)	Create a cache with a time-based eviction policy as a thread-safe map

Methods inherited from class java.lang.Object

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

Method Detail

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(java.time.Duration duration)

Create a cache with a time-based eviction policy

Type Parameters:

K - the key type

V - the value type

Parameters:

duration - the duration of entries after they are written to the cache

Returns:

the cache instance

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(java.time.Duration duration,
                                                                                          boolean recordStats)

Create a cache with a time-based eviction policy

Type Parameters:

K - the key type

V - the value type

Parameters:

duration - the duration of entries after they are written to the cache

recordStats - specifies whether stats should be recorded for the cache

Returns:

the cache instance

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(int maximumSize)

Create a cache with a size-based eviction policy

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

Returns:

the cache instance

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(int maximumSize,
                                                                                          boolean recordStats)

Create a cache with a size-based eviction policy

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

recordStats - specifies whether stats should be recorded for the cache

Returns:

the cache instance

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(int maximumSize,
                                                                                          java.time.Duration duration)

Create a cache with both size and time-based eviction policies

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

duration - the duration of entries after they are written to the cache

Returns:

the cache instance

createCache

public static <K,V> com.github.benmanes.caffeine.cache.Cache<K,V> createCache(int maximumSize,
                                                                                          java.time.Duration duration,
                                                                                          boolean recordStats)

Create a cache with both size and time-based eviction policies

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

duration - the duration of entries after they are written to the cache

recordStats - specifies whether stats should be recorded for the cache

Returns:

the cache instance

createCacheAsMap

public static <K,V> java.util.Map<K,V> createCacheAsMap(java.time.Duration duration)

Create a cache with a time-based eviction policy as a thread-safe map

Type Parameters:

K - the key type

V - the value type

Parameters:

duration - the duration of entries after they are written to the cache

Returns:

a thread-safe map view of entries in the cache instance

createCacheAsMap

public static <K,V> java.util.Map<K,V> createCacheAsMap(int maximumSize)

Create a cache with a size-based eviction policy as a thread-safe map

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

Returns:

a thread-safe map view of entries in the cache instance

createCacheAsMap

public static <K,V> java.util.Map<K,V> createCacheAsMap(int maximumSize,
                                                                    java.time.Duration duration)

Create a cache with both size and time-based eviction policies as a thead-safe map

Type Parameters:

K - the key type

V - the value type

Parameters:

maximumSize - the maximum size of the cache before entries are evicted

duration - the duration of entries after they are written to the cache

Returns:

a thread-safe map view of entries in the cache instance