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Clean and speed up applyTransaction

This commit is contained in:
nicksavers 2014-07-08 22:45:52 +02:00
parent 8dc0a56644
commit 402c64d4c0
1 changed files with 38 additions and 55 deletions
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93
ethereumj-core/src/main/java/org/ethereum/manager/WorldManager.java
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@ -85,7 +85,6 @@ public class WorldManager {
// 1. VALIDATE THE NONCE
byte[] senderAddress = tx.getSender();
AccountState senderAccount = repository.getAccountState(senderAddress);
if (senderAccount == null) {
@ -95,11 +94,12 @@ public class WorldManager {
return;
}
BigInteger nonce = repository.getNonce(senderAddress);
if (nonce.compareTo(new BigInteger(tx.getNonce())) != 0) {
BigInteger nonce = senderAccount.getNonce();
BigInteger txNonce = new BigInteger(tx.getNonce());
if (nonce.compareTo(txNonce) != 0) {
if (stateLogger.isWarnEnabled())
stateLogger.warn("Invalid nonce account.nonce={} tx.nonce={}",
nonce.longValue(), new BigInteger(tx.getNonce()));
nonce, txNonce);
return;
}
@ -113,41 +113,33 @@ public class WorldManager {
if (coinbase != null)
repository.addBalance(coinbase, gasDebit);
byte[] contractAddress;
byte[] receiverAddress;
// Contract creation or existing Contract call
if (tx.isContractCreation()) {
// credit the receiver
contractAddress = tx.getContractAddress();
repository.createAccount(contractAddress);
receiverAddress = tx.getContractAddress();
repository.createAccount(receiverAddress);
stateLogger.info("New contract created address={}",
Hex.toHexString(contractAddress));
Hex.toHexString(receiverAddress));
} else {
contractAddress = tx.getReceiveAddress();
AccountState receiverState = repository.getAccountState(tx
.getReceiveAddress());
receiverAddress = tx.getReceiveAddress();
AccountState receiverState = repository.getAccountState(receiverAddress);
if (receiverState == null) {
repository.createAccount(tx.getReceiveAddress());
repository.createAccount(receiverAddress);
if (stateLogger.isInfoEnabled())
stateLogger.info("New account created address={}",
Hex.toHexString(tx.getReceiveAddress()));
stateLogger.info("New receiver account created address={}",
Hex.toHexString(receiverAddress));
}
}
// 2.2 UPDATE THE NONCE
// (THIS STAGE IS NOT REVERTED BY ANY EXCEPTION)
BigInteger balance = repository.getBalance(senderAddress);
BigInteger balance = senderAccount.getBalance();
if (balance.compareTo(BigInteger.ZERO) == 1) {
repository.increaseNonce(senderAddress);
if (stateLogger.isInfoEnabled())
stateLogger.info(
"Before contract execution the sender address debit with gas total cost, "
+ "\n sender={} \n gas_debit= {}",
Hex.toHexString(tx.getSender()), gasDebit);
}
// actual gas value debit from the sender
@ -157,10 +149,15 @@ public class WorldManager {
if (gasDebit.signum() == 1) {
if (balance.compareTo(gasDebit) == -1) {
logger.info("No gas to start the execution: sender={}",
Hex.toHexString(tx.getSender()));
Hex.toHexString(senderAddress));
return;
}
repository.addBalance(senderAddress, gasDebit.negate());
if (stateLogger.isInfoEnabled())
stateLogger.info(
"Before contract execution debit the sender address with gas total cost, "
+ "\n sender={} \n gas_debit= {}",
Hex.toHexString(senderAddress), gasDebit);
}
// 3. START TRACKING FOR REVERT CHANGES OPTION !!!
@ -172,11 +169,11 @@ public class WorldManager {
// 4. THE SIMPLE VALUE/BALANCE CHANGE
if (tx.getValue() != null) {
BigInteger senderBalance = repository.getBalance(senderAddress);
BigInteger senderBalance = senderAccount.getBalance();
if (senderBalance.compareTo(new BigInteger(1, tx.getValue())) >= 0) {
repository.addBalance(contractAddress,
repository.addBalance(receiverAddress,
new BigInteger(1, tx.getValue()));
repository.addBalance(senderAddress,
new BigInteger(1, tx.getValue()).negate());
@ -185,53 +182,39 @@ public class WorldManager {
stateLogger.info("Update value balance \n "
+ "sender={}, receiver={}, value={}",
Hex.toHexString(senderAddress),
Hex.toHexString(contractAddress),
Hex.toHexString(receiverAddress),
new BigInteger(tx.getValue()));
}
}
// 3. FIND OUT WHAT IS THE TRANSACTION TYPE
byte[] code;
// 3. FIND OUT THE TRANSACTION TYPE
if (tx.isContractCreation()) {
byte[] initCode = tx.getData();
code = tx.getData(); // init code
if (logger.isInfoEnabled())
logger.info("running the init for contract: address={}",
Hex.toHexString(tx.getContractAddress()));
Hex.toHexString(receiverAddress));
} else {
code = trackRepository.getCode(receiverAddress);
if (code != null) {
if (logger.isInfoEnabled())
logger.info("calling for existing contract: address={}",
Hex.toHexString(receiverAddress));
}
}
if (code != null) {
Block lastBlock = blockchain.getLastBlock();
ProgramInvoke programInvoke = ProgramInvokeFactory
.createProgramInvoke(tx, lastBlock, trackRepository);
VM vm = new VM();
Program program = new Program(initCode, programInvoke);
Program program = new Program(code, programInvoke);
vm.play(program);
ProgramResult result = program.getResult();
applyProgramResult(result, gasDebit, trackRepository,
senderAddress, tx.getContractAddress(), coinbase, true);
} else {
byte[] programCode = trackRepository.getCode(tx.getReceiveAddress());
if (programCode != null) {
if (logger.isInfoEnabled())
logger.info("calling for existing contract: address={}",
Hex.toHexString(tx.getReceiveAddress()));
Block lastBlock = blockchain.getLastBlock();
ProgramInvoke programInvoke = ProgramInvokeFactory
.createProgramInvoke(tx, lastBlock, trackRepository);
VM vm = new VM();
Program program = new Program(programCode, programInvoke);
vm.play(program);
ProgramResult result = program.getResult();
applyProgramResult(result, gasDebit, trackRepository,
senderAddress, tx.getReceiveAddress(), coinbase,false);
}
senderAddress, receiverAddress, coinbase, true);
}
} catch (RuntimeException e) {
trackRepository.rollback();