cosmos-sdk/core/store/service.go
2022-12-15 12:49:43 -05:00

28 lines
1.1 KiB
Go

package store
import "context"
// KVStoreService represents a unique, non-forgeable handle to a regular merkle-tree
// backed KVStore. It should be provided as a module-scoped dependency by the runtime
// module being used to build the app.
type KVStoreService interface {
// OpenKVStore retrieves the KVStore from the context.
OpenKVStore(context.Context) KVStore
}
// MemoryStoreService represents a unique, non-forgeable handle to a memory-backed
// KVStore. It should be provided as a module-scoped dependency by the runtime
// module being used to build the app.
type MemoryStoreService interface {
// OpenMemoryStore retrieves the memory store from the context.
OpenMemoryStore(context.Context) KVStore
}
// TransientStoreService represents a unique, non-forgeable handle to a memory-backed
// KVStore which is reset at the start of every block. It should be provided as
// a module-scoped dependency by the runtime module being used to build the app.
type TransientStoreService interface {
// OpenTransientStore retrieves the transient store from the context.
OpenTransientStore(context.Context) KVStore
}