85 lines
2.0 KiB
Go
85 lines
2.0 KiB
Go
package store
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import dbm "github.com/tendermint/tmlibs/db"
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//----------------------------------------
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// cacheMultiStore
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// cacheMultiStore holds many cache-wrapped stores.
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// Implements MultiStore.
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type cacheMultiStore struct {
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db dbm.CacheDB
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curVersion int64
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lastCommitID CommitID
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substores map[string]CacheWrap
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}
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func newCacheMultiStoreFromRMS(rms *rootMultiStore) cacheMultiStore {
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cms := cacheMultiStore{
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db: rms.db.CacheDB(),
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curVersion: rms.curVersion,
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lastCommitID: rms.lastCommitID,
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substores: make(map[string]CacheWrap, len(rms.substores)),
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}
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for name, substore := range rms.substores {
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cms.substores[name] = substore.CacheWrap()
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}
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return cms
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}
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func newCacheMultiStoreFromCMS(cms cacheMultiStore) cacheMultiStore {
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cms2 := cacheMultiStore{
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db: cms.db.CacheDB(),
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curVersion: cms.curVersion,
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lastCommitID: cms.lastCommitID,
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substores: make(map[string]CacheWrap, len(cms.substores)),
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}
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for name, substore := range cms.substores {
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cms2.substores[name] = substore.CacheWrap()
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}
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return cms2
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) LastCommitID() CommitID {
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return cms.lastCommitID
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) CurrentVersion() int64 {
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return cms.curVersion
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) Write() {
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cms.db.Write()
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for _, substore := range cms.substores {
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substore.Write()
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}
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) CacheWrap() CacheWrap {
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return cms.CacheMultiStore()
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) CacheMultiStore() CacheMultiStore {
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return newCacheMultiStoreFromCMS(cms)
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) GetStore(name string) interface{} {
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return cms.substores[name]
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) GetKVStore(name string) KVStore {
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return cms.substores[name].(KVStore)
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}
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// Implements CacheMultiStore
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func (cms cacheMultiStore) GetIterKVStore(name string) IterKVStore {
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return cms.substores[name].(IterKVStore)
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}
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