78 lines
1.9 KiB
Go
78 lines
1.9 KiB
Go
package store
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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 CacheKVStore
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nextVersion 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: NewCacheKVStore(rms.db),
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nextVersion: rms.nextVersion,
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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: NewCacheKVStore(cms.db),
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nextVersion: cms.nextVersion,
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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) NextVersion() int64 {
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return cms.nextVersion
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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().(CacheWrap)
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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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