cache

README

cache库封禁

https://github.com/patrickmn/go-cache https://github.com/allegro/bigcache

Documentation

Index

• type LRUCache
  • func NewLRUCache(capacity int) *LRUCache
  • func (c *LRUCache) Add(key interface{}, value interface{}) bool
  • func (c *LRUCache) Del(key interface{})
  • func (c *LRUCache) EnlargeCapacity(newCapacity int) error
  • func (c *LRUCache) Get(key interface{}) (interface{}, bool)
  • func (c *LRUCache) Keys() []interface{}
  • func (c *LRUCache) Len() int
• type Pair

Types

type LRUCache

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

LRUCache cache struct

func NewLRUCache

func NewLRUCache(capacity int) *LRUCache

NewLRUCache New function

func (*LRUCache) Add

func (c *LRUCache) Add(key interface{}, value interface{}) bool

Add add a key-value pair to LRU cache Params:

• key : cache key
• value: cache value

Return:

• evictOrNot: true if eviction occurs, false if not

func (*LRUCache) Del

func (c *LRUCache) Del(key interface{})

Del delete cached value from cache Params:

• key: cache key

func (*LRUCache) EnlargeCapacity

func (c *LRUCache) EnlargeCapacity(newCapacity int) error

EnlargeCapacity enlarge the capacity of cache

func (*LRUCache) Get

func (c *LRUCache) Get(key interface{}) (interface{}, bool)

Get get cached value from LRU cache Params:

• key: cache key

Return:

• value: cache value
• ok : true if found, false if not

func (*LRUCache) Keys

func (c *LRUCache) Keys() []interface{}

Keys get keys of items in cache

func (*LRUCache) Len

func (c *LRUCache) Len() int

Len get number of items in cache

type Pair

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

Pair <key, value>