Java Utililty Methods Number Add

List of utility methods to do Number Add

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Description

The list of methods to do Number Add are organized into topic(s).

Method

Stringadd(String number1, String number2)
add 
BigDecimal bd = new BigDecimal(number1);
return bd.add(new BigDecimal(number2)).toString();
Tadd(T a, T b)
add 
if (a instanceof Integer) {
    return (T) new Integer((Integer) a + (Integer) b);
if (a instanceof Long) {
    return (T) new Long((Long) a + (Long) b);
if (a instanceof Double) {
    return (T) new Double((Double) a + (Double) b);
...
Doubleadd1(Double v1, Double v2)
add 
if (v1 == null) {
    v1 = 0d;
if (v2 == null) {
    v2 = 0d;
double s1 = v1, s2 = v2;
double v = add(s1, s2);
...
doubleadd4Money(Double value1, Double value2)
add Money 
return getScaleValue4Money(defaultValue(value1).doubleValue() + defaultValue(value2).doubleValue());
doubleaddAmounts(final double num1, final double num2)
Adds the amounts. 
final BigDecimal b1 = new BigDecimal(num1);
final BigDecimal b2 = new BigDecimal(num2);
BigDecimal b3 = b1.add(b2);
b3 = b3.setScale(3, BigDecimal.ROUND_HALF_UP);
final double result = b3.doubleValue();
return result;
DoubleaddDoubles(Double value, Double addValue)
add Doubles 
BigDecimal sum = BigDecimal.ZERO; 
if (value != null) {
    sum = BigDecimal.valueOf(value);
if (addValue != null) {
    sum = sum.add(BigDecimal.valueOf(addValue));
return sum.doubleValue();
...
StringaddDoubles(String str1, String str2, int rounding)
add two double strings 
double d1 = toDouble(str1);
double d2 = toDouble(str2);
double rc = round(d1 + d2, rounding);
return "" + rc;
intDoubleToInt(double d, double multiply, double add)
Double To Int 
int result = BigDecimal.valueOf(d).add(BigDecimal.valueOf(add)).multiply(BigDecimal.valueOf(multiply))
        .intValue();
return result;
doublereadDoubleAsString(String doubleAsString)
Method for reading a double value as a string which uses either "," or "." 
BigDecimal temp;
try {
    temp = new BigDecimal(doubleAsString);
} catch (NumberFormatException e) {
    doubleAsString = doubleAsString.replaceAll("\\.", "");
    doubleAsString = doubleAsString.replaceAll(",", "\\.");
    try {
        temp = new BigDecimal(doubleAsString);
...