Example usage for java.math BigDecimal BigDecimal

Introduction

In this page you can find the example usage for java.math BigDecimal BigDecimal.

Prototype

public BigDecimal(long val)

Source Link

Document

Translates a long into a BigDecimal .

Usage

From source file:Main.java

public static float handleFloat(float num, int limit) {
    BigDecimal bigDecimal = new BigDecimal(num);
    float res = bigDecimal.setScale(limit, BigDecimal.ROUND_HALF_UP).floatValue();
    return res;/*from   w ww. j a  v a  2 s.  c o m*/
}

From source file:Main.java

public static double mulDouble(double v1, double v2) {

    BigDecimal b1 = new BigDecimal(Double.toString(v1));

    BigDecimal b2 = new BigDecimal(Double.toString(v2));

    return b1.multiply(b2).doubleValue();

}

From source file:Main.java

public static String change2String(String price) {
    BigDecimal decimal = new BigDecimal(price);
    BigDecimal decimal1 = new BigDecimal(100);
    return decimal.multiply(decimal1).toString();
}

From source file:Main.java

public static boolean compare(String v1, String v2) {
    BigDecimal b1 = new BigDecimal(v1);
    BigDecimal b2 = new BigDecimal(v2);
    int bj = b1.compareTo(b2);
    boolean res;//w w  w  . ja  va2 s. co m
    if (bj > 0)
        res = true;
    else
        res = false;
    return res;
}

From source file:Main.java

public static double retainDecimal(int decimalNumber, double value) {
    BigDecimal bg = new BigDecimal(value);
    return bg.setScale(decimalNumber, BigDecimal.ROUND_HALF_UP).doubleValue();

}

From source file:Main.java

public static double round(double num) {
    BigDecimal b = new BigDecimal(num);
    BigDecimal rounded = b.setScale(2, RoundingMode.HALF_EVEN);
    return rounded.doubleValue();

    //return num;
}

From source file:Main.java

public static double Rounding(double d) {
    BigDecimal bd = new BigDecimal(d);
    bd.setScale(1, RoundingMode.HALF_UP);
    return bd.floatValue();
}

From source file:Main.java

public static double mulddd(double value1, double value2, double value3) {
    BigDecimal b1 = new BigDecimal(Double.toString(value1));
    BigDecimal b2 = new BigDecimal(Double.toString(value2));
    BigDecimal b3 = new BigDecimal(Double.toString(value3));
    return b1.multiply(b2).multiply(b3).doubleValue();
}

From source file:Main.java

public static double roundDouble(double value, int scale, int roundingMode) {
    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(scale, roundingMode);
    double d = bd.doubleValue();
    bd = null;/* w  w  w . j a  v a2  s  . com*/
    return d;
}

From source file:Main.java

public static Float getFloatFromFloatRoundHalfUp(float sourceNum, int scale) {
    BigDecimal bigDecimal = new BigDecimal(sourceNum);
    return bigDecimal.setScale(scale, BigDecimal.ROUND_HALF_UP).floatValue();
}