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21 lines
640 B
21 lines
640 B
package tx
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import (
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txindexer "github.com/tendermint/tendermint/state/tx/indexer"
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"github.com/tendermint/tendermint/types"
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)
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// Indexer interface defines methods to index and search transactions.
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type Indexer interface {
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// Batch analyzes, indexes or stores a batch of transactions.
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//
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// NOTE We do not specify Index method for analyzing a single transaction
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// here because it bears heavy perfomance loses. Almost all advanced indexers
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// support batching.
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Batch(b *txindexer.Batch) error
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// Tx returns specified transaction or nil if the transaction is not indexed
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// or stored.
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Tx(hash []byte) (*types.TxResult, error)
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}
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