47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package transient
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import (
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dbm "github.com/cosmos/cosmos-sdk/db"
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"github.com/cosmos/cosmos-sdk/db/memdb"
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"github.com/cosmos/cosmos-sdk/store/types"
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"github.com/cosmos/cosmos-sdk/store/v2/dbadapter"
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)
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var (
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_ types.KVStore = (*Store)(nil)
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_ types.Committer = (*Store)(nil)
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)
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// Store is a wrapper for a memory store which does not persist data.
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type Store struct {
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dbadapter.Store
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conn dbm.DBConnection
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}
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// NewStore constructs a new transient store.
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func NewStore() *Store {
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db := memdb.NewDB()
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return &Store{
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Store: dbadapter.Store{DB: db.ReadWriter()},
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conn: db,
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}
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}
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// Implements Store.
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func (ts *Store) GetStoreType() types.StoreType {
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return types.StoreTypeTransient
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}
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// Implements CommitStore
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// Commit cleans up Store.
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func (ts *Store) Commit() (id types.CommitID) {
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ts.DB.Discard()
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ts.Store = dbadapter.Store{DB: ts.conn.ReadWriter()}
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return
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}
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func (ts *Store) SetPruning(types.PruningOptions) {}
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func (ts *Store) GetPruning() types.PruningOptions { return types.PruningOptions{} }
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func (ts *Store) LastCommitID() (id types.CommitID) { return }
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