Package org.consensusj.ethereum.jsonrpc

Class EthereumClient

java.lang.Object

org.consensusj.jsonrpc.DefaultRpcClient

org.consensusj.ethereum.jsonrpc.EthereumClient

All Implemented Interfaces:

AutoCloseable, AsyncSupport, JsonRpcClient<JavaType>, JsonRpcTransport<JavaType>

public class EthereumClient
extends DefaultRpcClient

A partial implementation of an Ethereum RPC Client How to mine just a little for "reg test mode" in Eth: https://github.com/ethereum/go-ethereum/wiki/bitchin-tricks See also: https://github.com/ethereum/go-ethereum/wiki/Management-APIs

Nested Class Summary

Nested classes/interfaces inherited from class org.consensusj.jsonrpc.DefaultRpcClient

DefaultRpcClient.TransientErrorMapper<T>, DefaultRpcClient.TransportFactory

Nested classes/interfaces inherited from interface org.consensusj.jsonrpc.AsyncSupport

AsyncSupport.ThrowingSupplier<T>, AsyncSupport.TransientErrorFilter

Field Summary

Fields

Modifier and Type	Field	Description
static final URI	DEFAULT_LOCALHOST

Fields inherited from class org.consensusj.jsonrpc.DefaultRpcClient

jsonRpcVersion, mapper

Constructor Summary

Constructors

Constructor	Description
EthereumClient()
EthereumClient(URI server, String rpcuser, String rpcpassword)	Construct a JSON-RPC client from URI, username, and password

Method Summary

Modifier and Type	Method	Description
long	ethBlockNumber()
String	ethCall(EthTxCallObject callObject, String block)
BigInteger	ethGetBalance(String address, String block)
String	ethProtocolVersion()
boolean	minerStart(int numberOfThreads)
boolean	minerStop()
String	web3ClientVersion()
String	web3Sha3(String dataToHash)	Returns Keccak-256 (not the standardized SHA3-256) of the given data

Methods inherited from class org.consensusj.jsonrpc.DefaultRpcClient

collectionTypeForClasses, collectionTypeForClasses, defaultType, getJsonRpcVersion, getMapper, getServerURI, identityTransientErrorMapper, pollOnce, responseTypeFor, responseTypeFor, sendRequestForResponseAsync, sendRequestForResponseAsync, statusFromErrorResponse, temporarilyUnavailableResponse, typeForClass, waitForServer, waitForServer

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.consensusj.jsonrpc.AsyncSupport

getDefaultAsyncExecutor, supplyAsync, supplyAsync

Methods inherited from interface org.consensusj.jsonrpc.JsonRpcClient

buildJsonRequest, buildJsonRequest, close, send, send, send, send, send, send, sendAsync, sendAsync, sendAsync, sendAsync, sendAsync

Methods inherited from interface org.consensusj.jsonrpc.JsonRpcTransport

sendRequestForResponse, syncGet

Field Details

DEFAULT_LOCALHOST

public static final URI DEFAULT_LOCALHOST

Constructor Details

EthereumClient

public EthereumClient(URI server,
 String rpcuser,
 String rpcpassword)

Construct a JSON-RPC client from URI, username, and password

Parameters:

server - server URI should not contain username/password

rpcuser - username for the RPC HTTP connection

rpcpassword - password for the RPC HTTP connection

EthereumClient

public EthereumClient()

Method Details

ethProtocolVersion

public String ethProtocolVersion()
                          throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

ethBlockNumber

public long ethBlockNumber()
                    throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

ethGetBalance

public BigInteger ethGetBalance(String address,
 String block)
                         throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

ethCall

public String ethCall(EthTxCallObject callObject,
 String block)
               throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

web3ClientVersion

public String web3ClientVersion()
                         throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

web3Sha3

public String web3Sha3(String dataToHash)
                throws IOException,
JsonRpcStatusException

Returns Keccak-256 (not the standardized SHA3-256) of the given data

Parameters:

dataToHash -

Returns:

Keccak-256 hash of the data

Throws:

IOException

JsonRpcStatusException

minerStart

public boolean minerStart(int numberOfThreads)
                   throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException

minerStop

public boolean minerStop()
                  throws IOException,
JsonRpcStatusException

Throws:

IOException

JsonRpcStatusException