java.math.BigDecimal#toBigIntegerExact

Source File: BigIntegerScalar.java From smallrye-graphql with Apache License 2.0

6 votes

public BigIntegerScalar() {

        super(Scalars.GraphQLBigInteger.getName(),
                new Converter() {
                    @Override
                    public Object fromBigDecimal(BigDecimal bigDecimal) {
                        return bigDecimal.toBigIntegerExact();
                    }

                    @Override
                    public Object fromBigInteger(BigInteger bigInteger) {
                        return bigInteger;
                    }

                },
                BigInteger.class, Long.class, long.class);
    }

Source File: SochainAPI.java From cashuwallet with MIT License

5 votes

@Override
public BigInteger getBalance(String address) {
    try {
        String url = baseUrl.replace("*", "get_address_balance") + "/" + address;
        JSONObject data = new JSONObject(urlFetch(url));
        data = data.getJSONObject("data");
        BigDecimal confirmed = new BigDecimal(data.getString("confirmed_balance"));
        BigDecimal unconfirmed = new BigDecimal(data.getString("unconfirmed_balance"));
        BigDecimal balance = confirmed.add(unconfirmed);
        balance = balance.multiply(BigDecimal.TEN.pow(8));
        return balance.toBigIntegerExact();
    } catch (Exception e) {
        return null;
    }
}

Source File: BalanceUtils.java From ETHWallet with GNU General Public License v3.0

5 votes

/**
 * Base - taken to mean default unit for a currency e.g. ETH, DOLLARS
 * Subunit - taken to mean subdivision of base e.g. WEI, CENTS
 *
 * @param baseAmountStr - decimal amonut in base unit of a given currency
 * @param decimals - decimal places used to convert to subunits
 * @return amount in subunits
 */
public static BigInteger baseToSubunit(String baseAmountStr, int decimals) {
    assert(decimals >= 0);
    BigDecimal baseAmount = new BigDecimal(baseAmountStr);
    BigDecimal subunitAmount = baseAmount.multiply(BigDecimal.valueOf(10).pow(decimals));
    try {
        return subunitAmount.toBigIntegerExact();
    } catch (ArithmeticException ex) {
        assert(false);
        return subunitAmount.toBigInteger();
    }
}

Source File: TokenTransferProcessor.java From nuls-v2 with MIT License

5 votes

@Override
public CommandResult execute(String[] args) {
    TokenTransferReq form = paramsData;
    if (null == form) {
        form = getTokenTransferForm(args);
    }
    String address = form.getAddress();
    String password = CommandHelper.getPwd();
    String contractAddress = form.getContractAddress();
    String url = "/contract/" + contractAddress;
    Result<Map> contract = contractProvider.getContractInfo(new GetContractInfoReq(contractAddress));
    if (contract.isFailed()) {
        return CommandResult.getFailed(contract);
    }
    Boolean isNrc20 = (Boolean) contract.getData().get("nrc20");
    if(!isNrc20) {
        return CommandResult.getFailed("Non-NRC20 contract, can not transfer token.");
    }
    Integer decimals = (Integer) contract.getData().get("decimals");
    BigDecimal amountBigD = new BigDecimal(form.getAmount()).multiply(BigDecimal.TEN.pow(decimals));
    try {
        BigInteger amountBigI = amountBigD.toBigIntegerExact();
        form.setAmount(amountBigI.toString());
    } catch(Exception e) {
        return CommandResult.getFailed("Illegal amount, you can have up to " + decimals + " valid digits after the decimal point.");
    }
    form.setPassword(password);
    Result<String> result = contractProvider.tokenTransfer(form);
    if (result.isFailed()) {
        return CommandResult.getFailed(result);
    }
    return CommandResult.getResult(result);
}

Source File: BalanceUtils.java From alpha-wallet-android with MIT License

5 votes

/**
 * Base - taken to mean default unit for a currency e.g. ETH, DOLLARS
 * Subunit - taken to mean subdivision of base e.g. WEI, CENTS
 *
 * @param baseAmountStr - decimal amonut in base unit of a given currency
 * @param decimals - decimal places used to convert to subunits
 * @return amount in subunits
 */
public static BigInteger baseToSubunit(String baseAmountStr, int decimals) {
    assert(decimals >= 0);
    BigDecimal baseAmount = new BigDecimal(baseAmountStr);
    BigDecimal subunitAmount = baseAmount.multiply(BigDecimal.valueOf(10).pow(decimals));
    try {
        return subunitAmount.toBigIntegerExact();
    } catch (ArithmeticException ex) {
        assert(false);
        return subunitAmount.toBigInteger();
    }
}

Source File: BalanceUtils.java From Upchain-wallet with GNU Affero General Public License v3.0

5 votes

/**
 * Base - taken to mean default unit for a currency e.g. ETH, DOLLARS
 * Subunit - taken to mean subdivision of base e.g. WEI, CENTS
 *
 * @param baseAmountStr - decimal amonut in base unit of a given currency
 * @param decimals - decimal places used to convert to subunits
 * @return amount in subunits
 */
public static BigInteger baseToSubunit(String baseAmountStr, int decimals) {
    assert(decimals >= 0);
    BigDecimal baseAmount = new BigDecimal(baseAmountStr);
    BigDecimal subunitAmount = baseAmount.multiply(BigDecimal.valueOf(10).pow(decimals));
    try {
        return subunitAmount.toBigIntegerExact();
    } catch (ArithmeticException ex) {
        assert(false);
        return subunitAmount.toBigInteger();
    }
}

Source File: BalanceUtils.java From trust-wallet-android-source with GNU General Public License v3.0

5 votes

/**
 * Base - taken to mean default unit for a currency e.g. ETH, DOLLARS
 * Subunit - taken to mean subdivision of base e.g. WEI, CENTS
 *
 * @param baseAmountStr - decimal amonut in base unit of a given currency
 * @param decimals - decimal places used to convert to subunits
 * @return amount in subunits
 */
public static BigInteger baseToSubunit(String baseAmountStr, int decimals) {
    assert(decimals >= 0);
    BigDecimal baseAmount = new BigDecimal(baseAmountStr);
    BigDecimal subunitAmount = baseAmount.multiply(BigDecimal.valueOf(10).pow(decimals));
    try {
        return subunitAmount.toBigIntegerExact();
    } catch (ArithmeticException ex) {
        assert(false);
        return subunitAmount.toBigInteger();
    }
}

Source File: BigDecimalTypeDescriptor.java From lams with GNU General Public License v2.0

5 votes

@SuppressWarnings({ "unchecked" })
public <X> X unwrap(BigDecimal value, Class<X> type, WrapperOptions options) {
	if ( value == null ) {
		return null;
	}
	if ( BigDecimal.class.isAssignableFrom( type ) ) {
		return (X) value;
	}
	if ( BigInteger.class.isAssignableFrom( type ) ) {
		return (X) value.toBigIntegerExact();
	}
	if ( Byte.class.isAssignableFrom( type ) ) {
		return (X) Byte.valueOf( value.byteValue() );
	}
	if ( Short.class.isAssignableFrom( type ) ) {
		return (X) Short.valueOf( value.shortValue() );
	}
	if ( Integer.class.isAssignableFrom( type ) ) {
		return (X) Integer.valueOf( value.intValue() );
	}
	if ( Long.class.isAssignableFrom( type ) ) {
		return (X) Long.valueOf( value.longValue() );
	}
	if ( Double.class.isAssignableFrom( type ) ) {
		return (X) Double.valueOf( value.doubleValue() );
	}
	if ( Float.class.isAssignableFrom( type ) ) {
		return (X) Float.valueOf( value.floatValue() );
	}
	throw unknownUnwrap( type );
}

Source File: BigDecimalConvertTest.java From j2objc with Apache License 2.0

5 votes

/**
 * toBigIntegerExact()
 */
public void testToBigIntegerExactException() {
    String a = "-123809648392384754573567356745735.63567890295784902768787678287E-10";
    BigDecimal aNumber = new BigDecimal(a);
    try {
        aNumber.toBigIntegerExact();
        fail("java.lang.ArithmeticException has not been thrown");
    } catch (java.lang.ArithmeticException e) {
        return;
    }
}

Source File: BigDecimalConvertTest.java From j2objc with Apache License 2.0

5 votes

/**
 * toBigIntegerExact()
 */
public void testToBigIntegerExact1() {
    String a = "-123809648392384754573567356745735.63567890295784902768787678287E+45";
    BigDecimal aNumber = new BigDecimal(a);
    String res = "-123809648392384754573567356745735635678902957849027687876782870000000000000000";
    BigInteger result = aNumber.toBigIntegerExact();
    assertEquals("incorrect value", res, result.toString());
}

Source File: Numbers.java From dekaf with Apache License 2.0

4 votes

@Contract(value = "!null -> !null; null -> null", pure = true)
public static Number convertNumberSmartly(final BigDecimal decimal) {
  if (decimal == null) return null;
  if (decimal.equals(Numbers.DECIMAL_ZERO)) return BYTE_ZERO;

  final int precision = decimal.precision();
  final int scale = decimal.scale();

  Number num;
  if (scale == 0) {
    try {
      if (precision <= 19 && decimal.compareTo(Numbers.DECIMAL_MIN_LONG) >= 0
                          && decimal.compareTo(Numbers.DECIMAL_MAX_LONG) <= 0) {
        long v = decimal.longValueExact();
        if (-128 <= v && v <= 127) num = (byte) v;
        else if (-32768 <= v && v <= 32767) num = (short) v;
        else if (Integer.MIN_VALUE <= v && v <= Integer.MAX_VALUE) num = (int) v;
        else num = v;
      }
      else {
        num = decimal.toBigIntegerExact();
      }
    }
    catch (ArithmeticException ae) {
      num = decimal;
    }
  }
  else {
    if (precision <= 6) {
      num = decimal.floatValue();
    }
    else if (precision <= 15) {
      num = decimal.doubleValue();
    }
    else {
      num = decimal;
    }
  }

  return num;
}

Source File: BigIntegerCellConverterFactory.java From xlsmapper with Apache License 2.0

4 votes

@Override
protected BigInteger convertTypeValue(final BigDecimal value) throws NumberFormatException, ArithmeticException {
    BigDecimal decimal = value.setScale(0, RoundingMode.HALF_UP);
    return decimal.toBigIntegerExact();
}

Source File: TokenTransferProcessor.java From nuls with MIT License

4 votes

@Override
public CommandResult execute(String[] args) {
    ContractTokenTransfer form = paramsData.get();
    if (null == form) {
        form = getTokenTransferForm(args);
    }
    String address = form.getAddress();
    RpcClientResult res = CommandHelper.getPassword(address, restFul);
    if(!res.isSuccess()){
        return CommandResult.getFailed(res);
    }
    String password = (String)res.getData();

    String contractAddress = form.getContractAddress();
    String url = "/contract/" + contractAddress;
    RpcClientResult checkResult = restFul.get(url, null);
    if (checkResult.isFailed()) {
        return CommandResult.getFailed(checkResult);
    }
    Map<String, Object> data = (Map) checkResult.getData();
    Boolean isNrc20 = (Boolean) data.get("isNrc20");
    if(!isNrc20) {
        return CommandResult.getFailed("Non-NRC20 contract, can not transfer token.");
    }
    Integer decimals = (Integer) data.get("decimals");
    BigDecimal amountBigD = new BigDecimal(form.getAmount()).multiply(BigDecimal.TEN.pow(decimals));
    try {
        BigInteger amountBigI = amountBigD.toBigIntegerExact();
        form.setAmount(amountBigI.toString());
    } catch(Exception e) {
        return CommandResult.getFailed("Illegal amount, you can have up to " + decimals + " valid digits after the decimal point.");
    }

    Map<String, Object> parameters = new HashMap<>();
    parameters.put("address", form.getAddress());
    parameters.put("toAddress", form.getToAddress());
    parameters.put("contractAddress", form.getContractAddress());
    parameters.put("gasLimit", form.getGasLimit());
    parameters.put("price", form.getPrice());
    parameters.put("password", password);
    parameters.put("amount", form.getAmount());
    parameters.put("remark", form.getRemark());
    RpcClientResult result = restFul.post("/contract/token/transfer", parameters);
    if (result.isFailed()) {
        return CommandResult.getFailed(result);
    }
    Map<String, Object> resultMap = MapUtil.createLinkedHashMap(2);
    resultMap.put("txHash", result.getData());
    result.setData(resultMap);
    return CommandResult.getResult(result);
}

Source File: BigIntType.java From quarkus with Apache License 2.0

4 votes

@Override
public BigInteger get(ResultSet rs, String[] names, SharedSessionContractImplementor session, Object owner)
        throws SQLException {
    BigDecimal bigDecimal = rs.getBigDecimal(names[0]);
    return bigDecimal != null ? bigDecimal.toBigIntegerExact() : null;
}

Source File: SimpleNumberFormatter.java From super-csv-annotation with Apache License 2.0

3 votes

private Number parseFromBigDecimal(final Class<? extends Number> type, final BigDecimal number) {
    
    if(Byte.class.isAssignableFrom(type) || byte.class.isAssignableFrom(type)) {
        return lenient ? number.byteValue() : number.byteValueExact();
        
    } else if(Short.class.isAssignableFrom(type) || short.class.isAssignableFrom(type)) {
        return lenient ? number.shortValue() : number.shortValueExact();
        
    } else if(Integer.class.isAssignableFrom(type) || int.class.isAssignableFrom(type)) {
        return lenient ? number.intValue() : number.intValueExact();
        
    } else if(Long.class.isAssignableFrom(type) || long.class.isAssignableFrom(type)) {
        return lenient ? number.longValue() : number.longValueExact();
        
    } else if(Float.class.isAssignableFrom(type) || float.class.isAssignableFrom(type)) {
        return number.floatValue();
        
    } else if(Double.class.isAssignableFrom(type) || double.class.isAssignableFrom(type)) {
        return number.doubleValue();
        
    } else if(type.isAssignableFrom(BigInteger.class)) {
        return lenient ? number.toBigInteger() : number.toBigIntegerExact();
        
    } else if(type.isAssignableFrom(BigDecimal.class)) {
        return number;
        
    }
    
    throw new IllegalArgumentException(String.format("Not support class type : %s", type.getCanonicalName()));
    
}

Source File: NumberFormatWrapper.java From super-csv-annotation with Apache License 2.0

3 votes

private Number convertWithBigDecimal(final Class<? extends Number> type, final BigDecimal number, final String str) {
    
    if(Byte.class.isAssignableFrom(type) || byte.class.isAssignableFrom(type)) {
        return lenient ? number.byteValue() : number.byteValueExact();
        
    } else if(Short.class.isAssignableFrom(type) || short.class.isAssignableFrom(type)) {
        return lenient ? number.shortValue() : number.shortValueExact();
        
    } else if(Integer.class.isAssignableFrom(type) || int.class.isAssignableFrom(type)) {
        return lenient ? number.intValue() : number.intValueExact();
        
    } else if(Long.class.isAssignableFrom(type) || long.class.isAssignableFrom(type)) {
        return lenient ? number.longValue() : number.longValueExact();
        
    } else if(Float.class.isAssignableFrom(type) || float.class.isAssignableFrom(type)) {
        return number.floatValue();
        
    } else if(Double.class.isAssignableFrom(type) || double.class.isAssignableFrom(type)) {
        return number.doubleValue();
        
    } else if(type.isAssignableFrom(BigInteger.class)) {
        return lenient ? number.toBigInteger() : number.toBigIntegerExact();
        
    } else if(type.isAssignableFrom(BigDecimal.class)) {
        return number;
        
    }
    
    throw new IllegalArgumentException(String.format("not support class type : %s", type.getCanonicalName()));
    
}

Source File: NumberPicker.java From PhoneProfilesPlus with Apache License 2.0

2 votes

/**
 * Returns the number as currently inputted by the user
 *
 * @return an String representation of the number with no decimal
 */
public BigInteger getNumber() {
    BigDecimal bigDecimal = getEnteredNumber().setScale(0, BigDecimal.ROUND_FLOOR);
    return bigDecimal.toBigIntegerExact();
}

Java Code Examples for java.math.BigDecimal#toBigIntegerExact()