mirror of https://github.com/milvus-io/milvus.git
62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
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package proxynode
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import (
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"errors"
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"sync"
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)
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type ConfAdapterMgr interface {
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GetAdapter(indexType string) (ConfAdapter, error)
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}
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type ConfAdapterMgrImpl struct {
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init bool
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adapters map[string]ConfAdapter
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}
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func (mgr *ConfAdapterMgrImpl) GetAdapter(indexType string) (ConfAdapter, error) {
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if !mgr.init {
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mgr.registerConfAdapter()
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}
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adapter, ok := mgr.adapters[indexType]
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if ok {
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return adapter, nil
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}
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return nil, errors.New("Can not find conf adapter: " + indexType)
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}
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func (mgr *ConfAdapterMgrImpl) registerConfAdapter() {
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mgr.init = true
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mgr.adapters[IndexFaissIdmap] = newBaseConfAdapter()
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mgr.adapters[IndexFaissIvfflat] = newIVFConfAdapter()
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mgr.adapters[IndexFaissIvfpq] = newIVFPQConfAdapter()
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mgr.adapters[IndexFaissIvfsq8] = newIVFSQConfAdapter()
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mgr.adapters[IndexFaissIvfsq8h] = newIVFSQConfAdapter()
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mgr.adapters[IndexFaissBinIdmap] = newBinIDMAPConfAdapter()
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mgr.adapters[IndexFaissBinIvfflat] = newBinIVFConfAdapter()
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mgr.adapters[IndexNsg] = newNSGConfAdapter()
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mgr.adapters[IndexHnsw] = newHNSWConfAdapter()
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mgr.adapters[IndexAnnoy] = newANNOYConfAdapter()
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mgr.adapters[IndexRhnswflat] = newRHNSWFlatConfAdapter()
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mgr.adapters[IndexRhnswpq] = newRHNSWPQConfAdapter()
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mgr.adapters[IndexRhnswsq] = newRHNSWSQConfAdapter()
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mgr.adapters[IndexNgtpanng] = newNGTPANNGConfAdapter()
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mgr.adapters[IndexNgtonng] = newNGTONNGConfAdapter()
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}
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func newConfAdapterMgrImpl() *ConfAdapterMgrImpl {
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return &ConfAdapterMgrImpl{}
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}
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var confAdapterMgr ConfAdapterMgr
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var getConfAdapterMgrOnce sync.Once
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func GetConfAdapterMgrInstance() ConfAdapterMgr {
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getConfAdapterMgrOnce.Do(func() {
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confAdapterMgr = newConfAdapterMgrImpl()
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})
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return confAdapterMgr
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}
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