Web3jRx (core 4.2.0 API)

All Known Subinterfaces:

Admin, Web3j

All Known Implementing Classes:

JsonRpc2_0Admin, JsonRpc2_0Web3j
```
public interface Web3jRx
```
The Flowables JSON-RPC client event API.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`io.reactivex.Flowable<EthBlock>`	`blockFlowable(boolean fullTransactionObjects)` Create an `Flowable` instance that emits newly created blocks on the blockchain.
`io.reactivex.Flowable<java.lang.String>`	`ethBlockHashFlowable()` Create an Flowable to emit block hashes.
`io.reactivex.Flowable<Log>`	`ethLogFlowable(EthFilter ethFilter)` Create an flowable to filter for specific log events on the blockchain.
`io.reactivex.Flowable<java.lang.String>`	`ethPendingTransactionHashFlowable()` Create an Flowable to emit pending transactions, i.e.
`io.reactivex.Flowable<LogNotification>`	`logsNotifications(java.util.List<java.lang.String> addresses, java.util.List<java.lang.String> topics)` Creates aa `Flowable` instance that emits notifications for logs included in new imported blocks.
`io.reactivex.Flowable<NewHeadsNotification>`	`newHeadsNotifications()` Creates a `Flowable` instance that emits a notification when a new header is appended to a chain, including chain reorganizations.
`io.reactivex.Flowable<Transaction>`	`pendingTransactionFlowable()` Create an `Flowable` instance to emit all pending transactions that have yet to be placed into a block on the blockchain.
`io.reactivex.Flowable<EthBlock>`	`replayPastAndFutureBlocksFlowable(DefaultBlockParameter startBlock, boolean fullTransactionObjects)` Creates a `Flowable` instance that emits all blocks from the requested block number to the most current.
`io.reactivex.Flowable<Transaction>`	`replayPastAndFutureTransactionsFlowable(DefaultBlockParameter startBlock)` As per `replayPastAndFutureBlocksFlowable(DefaultBlockParameter, boolean)`, except that all transactions contained within the blocks are emitted.
`io.reactivex.Flowable<EthBlock>`	`replayPastBlocksFlowable(DefaultBlockParameter startBlock, boolean fullTransactionObjects)` Creates a `Flowable` instance that emits all blocks from the requested block number to the most current.
`io.reactivex.Flowable<EthBlock>`	`replayPastBlocksFlowable(DefaultBlockParameter startBlock, boolean fullTransactionObjects, io.reactivex.Flowable<EthBlock> onCompleteFlowable)` Create a `Flowable` instance that emits all transactions from the blockchain starting with a provided block number.
`io.reactivex.Flowable<EthBlock>`	`replayPastBlocksFlowable(DefaultBlockParameter startBlock, DefaultBlockParameter endBlock, boolean fullTransactionObjects)` Create an `Flowable` instance that emits all blocks from the blockchain contained within the requested range.
`io.reactivex.Flowable<EthBlock>`	`replayPastBlocksFlowable(DefaultBlockParameter startBlock, DefaultBlockParameter endBlock, boolean fullTransactionObjects, boolean ascending)` Create an `Flowable` instance that emits all blocks from the blockchain contained within the requested range.
`io.reactivex.Flowable<Transaction>`	`replayPastTransactionsFlowable(DefaultBlockParameter startBlock)` Creates a `Flowable` instance that emits all transactions from the requested block number to the most current.
`io.reactivex.Flowable<Transaction>`	`replayPastTransactionsFlowable(DefaultBlockParameter startBlock, DefaultBlockParameter endBlock)` Create a `Flowable` instance that emits all transactions from the blockchain contained within the requested range.
`io.reactivex.Flowable<Transaction>`	`transactionFlowable()` Create an `Flowable` instance to emit all new transactions as they are confirmed on the blockchain.

- Method Detail
  - ethLogFlowable
```
io.reactivex.Flowable<Log> ethLogFlowable(EthFilter ethFilter)
```
    Create an flowable to filter for specific log events on the blockchain.
    
    Parameters:
    
    ethFilter - filter criteria
    
    Returns:
    
    a Flowable instance that emits all Log events matching the filter
  - ethBlockHashFlowable
```
io.reactivex.Flowable<java.lang.String> ethBlockHashFlowable()
```
    Create an Flowable to emit block hashes.
    
    Returns:
    
    a Flowable instance that emits all new block hashes as new blocks are created on the blockchain
  - ethPendingTransactionHashFlowable
```
io.reactivex.Flowable<java.lang.String> ethPendingTransactionHashFlowable()
```
    Create an Flowable to emit pending transactions, i.e. those transactions that have been submitted by a node, but don't yet form part of a block (haven't been mined yet).
    
    Returns:
    
    a Flowable instance to emit pending transaction hashes.
  - transactionFlowable
```
io.reactivex.Flowable<Transaction> transactionFlowable()
```
    Create an Flowable instance to emit all new transactions as they are confirmed on the blockchain. i.e. they have been mined and are incorporated into a block.
    
    Returns:
    
    a Flowable instance to emit new transactions on the blockchain
  - pendingTransactionFlowable
```
io.reactivex.Flowable<Transaction> pendingTransactionFlowable()
```
    Create an Flowable instance to emit all pending transactions that have yet to be placed into a block on the blockchain.
    
    Returns:
    
    a Flowable instance to emit pending transactions
  - blockFlowable
```
io.reactivex.Flowable<EthBlock> blockFlowable(boolean fullTransactionObjects)
```
    Create an Flowable instance that emits newly created blocks on the blockchain.
    
    Parameters:
    
    fullTransactionObjects - if true, provides transactions embedded in blocks, otherwise transaction hashes
    
    Returns:
    
    a Flowable instance that emits all new blocks as they are added to the blockchain
  - replayPastBlocksFlowable
```
io.reactivex.Flowable<EthBlock> replayPastBlocksFlowable(DefaultBlockParameter startBlock,
                                                         DefaultBlockParameter endBlock,
                                                         boolean fullTransactionObjects)
```
    Create an Flowable instance that emits all blocks from the blockchain contained within the requested range.
    
    Parameters:
    
    startBlock - block number to commence with
    
    endBlock - block number to finish with
    
    fullTransactionObjects - if true, provides transactions embedded in blocks, otherwise transaction hashes
    
    Returns:
    
    a Flowable instance to emit these blocks
  - replayPastBlocksFlowable
```
io.reactivex.Flowable<EthBlock> replayPastBlocksFlowable(DefaultBlockParameter startBlock,
                                                         DefaultBlockParameter endBlock,
                                                         boolean fullTransactionObjects,
                                                         boolean ascending)
```
    Create an Flowable instance that emits all blocks from the blockchain contained within the requested range.
    
    Parameters:
    
    startBlock - block number to commence with
    
    endBlock - block number to finish with
    
    fullTransactionObjects - if true, provides transactions embedded in blocks, otherwise transaction hashes
    
    ascending - if true, emits blocks in ascending order between range, otherwise in descending order
    
    Returns:
    
    a Flowable instance to emit these blocks
  - replayPastBlocksFlowable
```
io.reactivex.Flowable<EthBlock> replayPastBlocksFlowable(DefaultBlockParameter startBlock,
                                                         boolean fullTransactionObjects,
                                                         io.reactivex.Flowable<EthBlock> onCompleteFlowable)
```
    Create a Flowable instance that emits all transactions from the blockchain starting with a provided block number. Once it has replayed up to the most current block, the provided Flowable is invoked.
    To automatically subscribe to new blocks, use replayPastAndFutureBlocksFlowable(DefaultBlockParameter, boolean).
    
    Parameters:
    
    startBlock - the block number we wish to request from
    
    fullTransactionObjects - if we require full Transaction objects to be provided in the EthBlock responses
    
    onCompleteFlowable - a subsequent Flowable that we wish to run once we are caught up with the latest block
    
    Returns:
    
    a Flowable instance to emit all requested blocks
  - replayPastBlocksFlowable
```
io.reactivex.Flowable<EthBlock> replayPastBlocksFlowable(DefaultBlockParameter startBlock,
                                                         boolean fullTransactionObjects)
```
    Creates a Flowable instance that emits all blocks from the requested block number to the most current. Once it has emitted the most current block, onComplete is called.
    
    Parameters:
    
    startBlock - the block number we wish to request from
    
    fullTransactionObjects - if we require full Transaction objects to be provided in the EthBlock responses
    
    Returns:
    
    a Flowable instance to emit all requested blocks
  - replayPastTransactionsFlowable
```
io.reactivex.Flowable<Transaction> replayPastTransactionsFlowable(DefaultBlockParameter startBlock,
                                                                  DefaultBlockParameter endBlock)
```
    Create a Flowable instance that emits all transactions from the blockchain contained within the requested range.
    
    Parameters:
    
    startBlock - block number to commence with
    
    endBlock - block number to finish with
    
    Returns:
    
    a Flowable instance to emit these transactions in the order they appear in the blocks
  - replayPastTransactionsFlowable
```
io.reactivex.Flowable<Transaction> replayPastTransactionsFlowable(DefaultBlockParameter startBlock)
```
    Creates a Flowable instance that emits all transactions from the requested block number to the most current. Once it has emitted the most current block's transactions, onComplete is called.
    
    Parameters:
    
    startBlock - the block number we wish to request from
    
    Returns:
    
    a Flowable instance to emit all requested transactions
  - replayPastAndFutureBlocksFlowable
```
io.reactivex.Flowable<EthBlock> replayPastAndFutureBlocksFlowable(DefaultBlockParameter startBlock,
                                                                  boolean fullTransactionObjects)
```
    Creates a Flowable instance that emits all blocks from the requested block number to the most current. Once it has emitted the most current block, it starts emitting new blocks as they are created.
    
    Parameters:
    
    startBlock - the block number we wish to request from
    
    fullTransactionObjects - if we require full Transaction objects to be provided in the EthBlock responses
    
    Returns:
    
    a Flowable instance to emit all requested blocks and future
  - replayPastAndFutureTransactionsFlowable
```
io.reactivex.Flowable<Transaction> replayPastAndFutureTransactionsFlowable(DefaultBlockParameter startBlock)
```
    As per replayPastAndFutureBlocksFlowable(DefaultBlockParameter, boolean), except that all transactions contained within the blocks are emitted.
    
    Parameters:
    
    startBlock - the block number we wish to request from
    
    Returns:
    
    a Flowable instance to emit all requested transactions and future
  - newHeadsNotifications
```
io.reactivex.Flowable<NewHeadsNotification> newHeadsNotifications()
```
    Creates a Flowable instance that emits a notification when a new header is appended to a chain, including chain reorganizations.
    
    Returns:
    
    a Flowable instance that emits a notification for every new header
  - logsNotifications
```
io.reactivex.Flowable<LogNotification> logsNotifications(java.util.List<java.lang.String> addresses,
                                                         java.util.List<java.lang.String> topics)
```
    Creates aa Flowable instance that emits notifications for logs included in new imported blocks.
    
    Parameters:
    
    addresses - only return logs from this list of address. Return logs from all addresses if the list is empty
    
    topics - only return logs that match specified topics. Returns logs for all topics if the list is empty
    
    Returns:
    
    a Flowable instance that emits logs included in new blocks

Interface Web3jRx

Method Summary

Method Detail

ethLogFlowable

ethBlockHashFlowable

ethPendingTransactionHashFlowable

transactionFlowable

pendingTransactionFlowable

blockFlowable

replayPastBlocksFlowable

replayPastBlocksFlowable

replayPastBlocksFlowable

replayPastBlocksFlowable

replayPastTransactionsFlowable

replayPastTransactionsFlowable

replayPastAndFutureBlocksFlowable

replayPastAndFutureTransactionsFlowable

newHeadsNotifications

logsNotifications