com.klaytn.caver.utils.KlaySignatureDataUtils Maven / Gradle / Ivy
/*
* Modifications copyright 2019 The caver-java Authors
* Copyright 2016 Conor Svensson
*
* Licensed under the Apache License, Version 2.0 (the “License”);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an “AS IS” BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is derived from web3j/crypto/src/main/java/org/web3j/crypto/TransactionEncoder.java (2019/06/13).
* Modified and improved for the caver-java development.
*/
package com.klaytn.caver.utils;
import com.klaytn.caver.crypto.KlaySignatureData;
import org.web3j.crypto.Sign;
import org.web3j.utils.Numeric;
import java.math.BigInteger;
/**
* @deprecated This class is deprecated since caver-java:1.5.0
*/
@Deprecated
public class KlaySignatureDataUtils {
/**
* @deprecated This method replaced by {@link com.klaytn.caver.wallet.keyring.SignatureData#makeEIP155Signature(int)}
*/
public static KlaySignatureData createEip155KlaySignatureData(
Sign.SignatureData signatureData, int chainId) {
int v = (Numeric.toBigInt(signatureData.getV()).intValue() + chainId * 2) + 8;
return new KlaySignatureData(BigInteger.valueOf(v).toByteArray(), signatureData.getR(), signatureData.getS());
}
}