hera.api.transaction

Class SimpleNonceProvider

java.lang.Object

hera.api.transaction.SimpleNonceProvider

All Implemented Interfaces:

NonceProvider

@ApiAudience.Public
 @ApiStability.Unstable
public class SimpleNonceProvider
extends java.lang.Object
implements NonceProvider

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Map<AccountAddress,java.lang.Long>	address2Nonce

Constructor Summary

Constructors

Constructor and Description
SimpleNonceProvider() SimpleNonceProvider constructor.
SimpleNonceProvider(int capacity) SimpleNonceProvider constructor.

Method Summary

Modifier and Type	Method and Description
void	bindNonce(AccountAddress accountAddress, long nonce) Bind nonce to accountAddress.
void	bindNonce(AccountState accountState) Bind nonce of accountState with accountAddress of accountState.
long	getLastUsedNonce(AccountAddress accountAddress) Get last used nonce of accountAddress.
long	incrementAndGetNonce(AccountAddress accountAddress) Increment nonce of accountAddress get it.

Methods inherited from class java.lang.Object

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

Field Detail

address2Nonce

protected final java.util.Map<AccountAddress,java.lang.Long> address2Nonce

Constructor Detail

SimpleNonceProvider

public SimpleNonceProvider()

SimpleNonceProvider constructor. Capacity is set as 100.

SimpleNonceProvider

public SimpleNonceProvider(int capacity)

SimpleNonceProvider constructor.

Parameters:

capacity - a number of account to hold

Method Detail

bindNonce

public void bindNonce(AccountState accountState)

Description copied from interface: NonceProvider

Bind nonce of accountState with accountAddress of accountState. The operation must be thread-safe.

Specified by:

bindNonce in interface NonceProvider

Parameters:

accountState - an account state

bindNonce

public void bindNonce(AccountAddress accountAddress,
                      long nonce)

Description copied from interface: NonceProvider

Bind nonce to accountAddress. Next time nonce is required, it will be provided on base of passed nonce. The operation must be thread-safe.

Specified by:

bindNonce in interface NonceProvider

Parameters:

accountAddress - an account address

nonce - an nonce

incrementAndGetNonce

public long incrementAndGetNonce(AccountAddress accountAddress)

Description copied from interface: NonceProvider

Increment nonce of accountAddress get it. If an nonce of accountAddress is not binded yet, it will be treated as new account (nonce starts from 0). The operation must be thread-safe.

Specified by:

incrementAndGetNonce in interface NonceProvider

Parameters:

accountAddress - an accountAddress

Returns:

an nonce

getLastUsedNonce

public long getLastUsedNonce(AccountAddress accountAddress)

Description copied from interface: NonceProvider

Get last used nonce of accountAddress. If an nonce of accountAddress is not binded yet, it will be treated as new account (nonce starts from 0). The operation must be thread-safe.

Specified by:

getLastUsedNonce in interface NonceProvider

Parameters:

accountAddress - an accountAddress

Returns:

an nonce