Package org.bitcoinj.core

Interface UTXOProvider

All Known Subinterfaces:

FullPrunedBlockStore

All Known Implementing Classes:

DatabaseFullPrunedBlockStore, H2FullPrunedBlockStore, LevelDBFullPrunedBlockStore, MemoryFullPrunedBlockStore, MySQLFullPrunedBlockStore, PostgresFullPrunedBlockStore

public interface UTXOProvider

A UTXOProvider encapsulates functionality for returning unspent transaction outputs, for use by the wallet or other code that crafts spends.

A FullPrunedBlockStore is an internal implementation within bitcoinj.

Method Summary

Modifier and Type	Method	Description
int	getChainHeadHeight()	Get the height of the chain head.
List<UTXO>	getOpenTransactionOutputs(List<ECKey> keys)	Get the list of UTXO's for given keys.
NetworkParameters	getParams()	The NetworkParameters of this provider.

Method Details

getOpenTransactionOutputs

List<UTXO> getOpenTransactionOutputs(List<ECKey> keys)
                              throws UTXOProviderException

Get the list of UTXO's for given keys.

Parameters:

keys - List of keys.

Returns:

The list of transaction outputs.

Throws:

UTXOProviderException - If there is an error.

getChainHeadHeight

int getChainHeadHeight()
                throws UTXOProviderException

Get the height of the chain head.

Returns:

The chain head height.

Throws:

UTXOProviderException - If there is an error.

getParams

NetworkParameters getParams()

The NetworkParameters of this provider.

Returns:

The network parameters.