kvcache

package
v2.0.7+incompatible Latest Latest
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Published: Sep 7, 2018 License: Apache-2.0 Imports: 3 Imported by: 0

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Functions

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Types

type Key

type Key interface {
	Hash() []byte
}

Key is the interface that every key in LRU Cache should implement.

type ShardedLRUCache

type ShardedLRUCache struct {
	// contains filtered or unexported fields
}

ShardedLRUCache is a sharded LRU Cache, thread safe.

func NewShardedLRUCache

func NewShardedLRUCache(capacity, shardCount uint) *ShardedLRUCache

NewShardedLRUCache creates a ShardedLRUCache.

func (*ShardedLRUCache) Get

func (s *ShardedLRUCache) Get(key Key) (Value, bool)

Get gets a value from a ShardedLRUCache.

func (*ShardedLRUCache) Put

func (s *ShardedLRUCache) Put(key Key, value Value)

Put puts a (key, value) pair to a ShardedLRUCache.

type SimpleLRUCache

type SimpleLRUCache struct {
	// contains filtered or unexported fields
}

SimpleLRUCache is a simple least recently used cache, not thread-safe, use it carefully.

func NewSimpleLRUCache

func NewSimpleLRUCache(capacity uint) *SimpleLRUCache

NewSimpleLRUCache creates a SimpleLRUCache object, whose capacity is "capacity". NOTE: "capacity" should be a positive value.

func (*SimpleLRUCache) Get

func (l *SimpleLRUCache) Get(key Key) (value Value, ok bool)

Get tries to find the corresponding value according to the given key.

func (*SimpleLRUCache) Put

func (l *SimpleLRUCache) Put(key Key, value Value)

Put puts the (key, value) pair into the LRU Cache.

type Value

type Value interface {
}

Value is the interface that every value in LRU Cache should implement.

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