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ea1334c01d
* persistent collection * dont remove temp dir * temp dir change * lint * add experimental comment * move to X package * lint * orgID -> namespace
22 lines
958 B
Go
22 lines
958 B
Go
package persistentcollection
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import (
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"context"
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)
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type Predicate[T any] func(item T) (bool, error)
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type UpdateFn[T any] func(item T) (updated bool, updatedItem T, err error)
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// PersistentCollection is a collection of items that's going to retain its state between Grafana restarts.
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// The main purpose of this API is to reduce the time-to-Proof-of-Concept - this is NOT intended for production use.
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//
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// The item type needs to be serializable to JSON.
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// @alpha -- EXPERIMENTAL
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type PersistentCollection[T any] interface {
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Delete(ctx context.Context, namespace string, predicate Predicate[T]) (deletedCount int, err error)
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FindFirst(ctx context.Context, namespace string, predicate Predicate[T]) (T, error)
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Find(ctx context.Context, namespace string, predicate Predicate[T]) ([]T, error)
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Update(ctx context.Context, namespace string, updateFn UpdateFn[T]) (updatedCount int, err error)
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Insert(ctx context.Context, namespace string, item T) error
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}
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