We used httpcache library to implement this. As it was not possible to support different policies, I mostly copied and modified it.
40 lines
831 B
Go
40 lines
831 B
Go
package memorycache
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import (
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"sync"
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)
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// Cache is an implementation of Cache that stores responses in an in-memory map.
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type Cache struct {
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mu sync.RWMutex
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items map[string][]byte
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}
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// Get returns the []byte representation of the response and true if present, false if not
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func (c *Cache) Get(key string) (resp []byte, ok bool) {
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c.mu.RLock()
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resp, ok = c.items[key]
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c.mu.RUnlock()
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return resp, ok
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}
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// Set saves response resp to the cache with key
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func (c *Cache) Set(key string, resp []byte) {
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c.mu.Lock()
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c.items[key] = resp
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c.mu.Unlock()
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}
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// Delete removes key from the cache
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func (c *Cache) Delete(key string) {
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c.mu.Lock()
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delete(c.items, key)
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c.mu.Unlock()
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}
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// New returns a new Cache that will store items in an in-memory map
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func New() *Cache {
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c := &Cache{items: map[string][]byte{}}
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return c
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}
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