org.web3j.utils.Numeric.toHexStringNoPrefix()方法的使用及代码示例

x33g5p2x  于2022-01-24 转载在 其他  
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本文整理了Java中org.web3j.utils.Numeric.toHexStringNoPrefix()方法的一些代码示例，展示了Numeric.toHexStringNoPrefix()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Numeric.toHexStringNoPrefix()方法的具体详情如下：
包路径：org.web3j.utils.Numeric
类名称：Numeric
方法名：toHexStringNoPrefix

Numeric.toHexStringNoPrefix介绍

暂无

代码示例

代码示例来源：origin: web3j/web3j

  1. static String encodeBool(Bool value) {
  2.   byte[] rawValue = new byte[MAX_BYTE_LENGTH];
  3.   if (value.getValue()) {
  4.     rawValue[rawValue.length - 1] = 1;
  5.   }
  6.   return Numeric.toHexStringNoPrefix(rawValue);
  7. }

代码示例来源：origin: web3j/web3j

  1. public static String toHexStringWithPrefixSafe(BigInteger value) {
  2.   String result = toHexStringNoPrefix(value);
  3.   if (result.length() < 2) {
  4.     result = Strings.zeros(1) + result;
  5.   }
  6.   return HEX_PREFIX + result;
  7. }

代码示例来源：origin: web3j/web3j

  1. static String encodeBytes(BytesType bytesType) {
  2.   byte[] value = bytesType.getValue();
  3.   int length = value.length;
  4.   int mod = length % MAX_BYTE_LENGTH;
  5.   byte[] dest;
  6.   if (mod != 0) {
  7.     int padding = MAX_BYTE_LENGTH - mod;
  8.     dest = new byte[length + padding];
  9.     System.arraycopy(value, 0, dest, 0, length);
  10.   } else {
  11.     dest = value;
  12.   }
  13.   return Numeric.toHexStringNoPrefix(dest);
  14. }

代码示例来源：origin: web3j/web3j

  1. private static String toHexStringZeroPadded(BigInteger value, int size, boolean withPrefix) {
  2.   String result = toHexStringNoPrefix(value);
  3.   int length = result.length();
  4.   if (length > size) {
  5.     throw new UnsupportedOperationException(
  6.         "Value " + result + "is larger then length " + size);
  7.   } else if (value.signum() < 0) {
  8.     throw new UnsupportedOperationException("Value cannot be negative");
  9.   }
  10.   if (length < size) {
  11.     result = Strings.zeros(size - length) + result;
  12.   }
  13.   if (withPrefix) {
  14.     return HEX_PREFIX + result;
  15.   } else {
  16.     return result;
  17.   }
  18. }

代码示例来源：origin: web3j/web3j

  1. static String encodeNumeric(NumericType numericType) {
  2.   byte[] rawValue = toByteArray(numericType);
  3.   byte paddingValue = getPaddingValue(numericType);
  4.   byte[] paddedRawValue = new byte[MAX_BYTE_LENGTH];
  5.   if (paddingValue != 0) {
  6.     for (int i = 0; i < paddedRawValue.length; i++) {
  7.       paddedRawValue[i] = paddingValue;
  8.     }
  9.   }
  10.   System.arraycopy(
  11.       rawValue, 0,
  12.       paddedRawValue, MAX_BYTE_LENGTH - rawValue.length,
  13.       rawValue.length);
  14.   return Numeric.toHexStringNoPrefix(paddedRawValue);
  15. }

代码示例来源：origin: web3j/web3j

  1. @Test
  2. public void testToHexStringNoPrefix() {
  3.   assertThat(Numeric.toHexStringNoPrefix(BigInteger.TEN), is("a"));
  4. }

代码示例来源：origin: web3j/web3j

  1. Numeric.toHexStringNoPrefix(
  2.     Numeric.toBytesPadded(
  3.         new BigInteger(Long.toString(offset)), MAX_BYTE_LENGTH

代码示例来源：origin: web3j/web3j

  1. private static WalletFile createWalletFile(
  2.     ECKeyPair ecKeyPair, byte[] cipherText, byte[] iv, byte[] salt, byte[] mac,
  3.     int n, int p) {
  4.   WalletFile walletFile = new WalletFile();
  5.   walletFile.setAddress(Keys.getAddress(ecKeyPair));
  6.   WalletFile.Crypto crypto = new WalletFile.Crypto();
  7.   crypto.setCipher(CIPHER);
  8.   crypto.setCiphertext(Numeric.toHexStringNoPrefix(cipherText));
  9.   WalletFile.CipherParams cipherParams = new WalletFile.CipherParams();
  10.   cipherParams.setIv(Numeric.toHexStringNoPrefix(iv));
  11.   crypto.setCipherparams(cipherParams);
  12.   crypto.setKdf(SCRYPT);
  13.   WalletFile.ScryptKdfParams kdfParams = new WalletFile.ScryptKdfParams();
  14.   kdfParams.setDklen(DKLEN);
  15.   kdfParams.setN(n);
  16.   kdfParams.setP(p);
  17.   kdfParams.setR(R);
  18.   kdfParams.setSalt(Numeric.toHexStringNoPrefix(salt));
  19.   crypto.setKdfparams(kdfParams);
  20.   crypto.setMac(Numeric.toHexStringNoPrefix(mac));
  21.   walletFile.setCrypto(crypto);
  22.   walletFile.setId(UUID.randomUUID().toString());
  23.   walletFile.setVersion(CURRENT_VERSION);
  24.   return walletFile;
  25. }

代码示例来源：origin: web3j/web3j

  1. @Test
  2. public void testGetAddressZeroPadded() {
  3.   byte[] address = Keys.getAddress(
  4.       Numeric.toBytesPadded(BigInteger.valueOf(0x1234), Keys.PUBLIC_KEY_SIZE));
  5.   String expected = Numeric.toHexStringNoPrefix(address);
  6.   String value = "1234";
  7.   assertThat(Keys.getAddress("0x"
  8.           + Strings.zeros(Keys.PUBLIC_KEY_LENGTH_IN_HEX - value.length()) + value),
  9.       equalTo(expected));
  10. }

代码示例来源：origin: web3j/web3j

  1. @Test
  2. public void testGetAddressSmallPublicKey() {
  3.   byte[] address = Keys.getAddress(
  4.       Numeric.toBytesPadded(BigInteger.valueOf(0x1234), Keys.PUBLIC_KEY_SIZE));
  5.   String expected = Numeric.toHexStringNoPrefix(address);
  6.   assertThat(Keys.getAddress("0x1234"), equalTo(expected));
  7. }

代码示例来源：origin: web3j/web3j

  1. @Test
  2. public void testDecryptScrypt() throws Exception {
  3.   WalletFile walletFile = load(SCRYPT);
  4.   ECKeyPair ecKeyPair = Wallet.decrypt(PASSWORD, walletFile);
  5.   assertThat(Numeric.toHexStringNoPrefix(ecKeyPair.getPrivateKey()), is(SECRET));
  6. }

代码示例来源：origin: web3j/web3j

  1. @Test
  2. public void testDecryptAes128Ctr() throws Exception {
  3.   WalletFile walletFile = load(AES_128_CTR);
  4.   ECKeyPair ecKeyPair = Wallet.decrypt(PASSWORD, walletFile);
  5.   assertThat(Numeric.toHexStringNoPrefix(ecKeyPair.getPrivateKey()), is(SECRET));
  6. }

代码示例来源：origin: org.web3j/abi

  1. static String encodeBool(Bool value) {
  2.   byte[] rawValue = new byte[MAX_BYTE_LENGTH];
  3.   if (value.getValue()) {
  4.     rawValue[rawValue.length - 1] = 1;
  5.   }
  6.   return Numeric.toHexStringNoPrefix(rawValue);
  7. }

代码示例来源：origin: org.web3j/abi

  1. static String encodeBytes(BytesType bytesType) {
  2.   byte[] value = bytesType.getValue();
  3.   int length = value.length;
  4.   int mod = length % MAX_BYTE_LENGTH;
  5.   byte[] dest;
  6.   if (mod != 0) {
  7.     int padding = MAX_BYTE_LENGTH - mod;
  8.     dest = new byte[length + padding];
  9.     System.arraycopy(value, 0, dest, 0, length);
  10.   } else {
  11.     dest = value;
  12.   }
  13.   return Numeric.toHexStringNoPrefix(dest);
  14. }

代码示例来源：origin: blockchain/unused-My-Wallet-V3-jar

  1. private static Boolean validateChecksumEthereumAddress(String address) {
  2.     address = address.replace("0x", "");
  3.     String hash = Numeric.toHexStringNoPrefix(Hash.sha3(address.toLowerCase().getBytes()));
  4.     for (int i = 0; i < 40; i++) {
  5.       if (Character.isLetter(address.charAt(i))) {
  6.         // each uppercase letter should correlate with a first bit of 1 in the hash
  7.         // char with the same index, and each lowercase letter with a 0 bit
  8.         int charInt = Integer.parseInt(Character.toString(hash.charAt(i)), 16);
  9.         if ((Character.isUpperCase(address.charAt(i)) && charInt <= 7)
  10.           || (Character.isLowerCase(address.charAt(i)) && charInt > 7)) {
  11.           return false;
  12.         }
  13.       }
  14.     }
  15.     return true;
  16.   }
  17. }

代码示例来源：origin: io.daonomic.scalether/util

  1. private static String toHexStringZeroPadded(BigInteger value, int size, boolean withPrefix) {
  2.   String result = toHexStringNoPrefix(value);
  3.   int length = result.length();
  4.   if (length > size) {
  5.     throw new UnsupportedOperationException(
  6.         "Value " + result + "is larger then length " + size);
  7.   } else if (value.signum() < 0) {
  8.     throw new UnsupportedOperationException("Value cannot be negative");
  9.   }
  10.   if (length < size) {
  11.     result = Strings.zeros(size - length) + result;
  12.   }
  13.   if (withPrefix) {
  14.     return HEX_PREFIX + result;
  15.   } else {
  16.     return result;
  17.   }
  18. }

代码示例来源：origin: org.web3j/abi

  1. static String encodeNumeric(NumericType numericType) {
  2.   byte[] rawValue = toByteArray(numericType);
  3.   byte paddingValue = getPaddingValue(numericType);
  4.   byte[] paddedRawValue = new byte[MAX_BYTE_LENGTH];
  5.   if (paddingValue != 0) {
  6.     for (int i = 0; i < paddedRawValue.length; i++) {
  7.       paddedRawValue[i] = paddingValue;
  8.     }
  9.   }
  10.   System.arraycopy(
  11.       rawValue, 0,
  12.       paddedRawValue, MAX_BYTE_LENGTH - rawValue.length,
  13.       rawValue.length);
  14.   return Numeric.toHexStringNoPrefix(paddedRawValue);
  15. }

代码示例来源：origin: org.web3j/abi

  1. Numeric.toHexStringNoPrefix(
  2.     Numeric.toBytesPadded(
  3.         new BigInteger(Long.toString(offset)), MAX_BYTE_LENGTH

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