PrivateKeySigner class

Local private-key implementation of Web3Signer.

Wraps SigningHandler and TransactionHandler so that EthereumProvider can delegate uniformly whether the signer is local or external.

Implemented types

• Web3Signer

Constructors

PrivateKeySigner({required EthPrivateKey credentials, required Web3Client getClient(), required int getChainId()})

PrivateKeySigner.fromHex(String privateKeyHex, {required Web3Client getClient(), required int getChainId()})

Factory from hex private key string.

factory

Properties

address → String

EIP-55 checksummed address of the signer.

no setter, override

credentials → EthPrivateKey

Expose underlying credentials for advanced use.

no setter

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

sendTransaction(Map<String, dynamic> txParams) → Future<String>

Sign and send a transaction described by txParams (EIP-1193 eth_sendTransaction params: from, to, value, data, gas, ...).

override

signMessage(String method, String from, dynamic message, String password) → Future<String>

Sign a message for method (personal_sign, eth_sign, eth_signTypedData*). Called after dialog confirmation.

override

signTransaction(Transaction transaction, int chainId) → Future<Uint8List>

Optional: sign a raw Transaction and return signed bytes. Default implementation throws UnsupportedError – override if you need low-level signing.

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited