mirror of
https://github.com/charlienet/go-mixed.git
synced 2025-07-17 16:12:42 +08:00
47 lines
781 B
Go
47 lines
781 B
Go
package compiledbuffer
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import "sync"
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type compiledbuffer[T any] struct {
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buf map[string]T
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compileFunc func(string) (T, error)
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mu sync.RWMutex
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}
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func NewCompiledBuffer[T any](fn func(string) (T, error)) *compiledbuffer[T] {
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return &compiledbuffer[T]{
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buf: make(map[string]T),
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compileFunc: fn,
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}
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}
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func (x *compiledbuffer[T]) Put(s string) (T, error) {
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p, err := x.compileFunc(s)
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if err != nil {
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return p, err
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}
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x.mu.Lock()
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x.buf[s] = p
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x.mu.Unlock()
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return p, nil
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}
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func (x *compiledbuffer[T]) Get(s string) (T, error) {
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x.mu.RLock()
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if p, ok := x.buf[s]; ok {
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x.mu.RUnlock()
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return p, nil
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}
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x.mu.RUnlock()
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return x.Put(s)
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}
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func (x *compiledbuffer[T]) Clear() {
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x.mu.Lock()
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x.buf = make(map[string]T)
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x.mu.Unlock()
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}
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