Example usage for java.math BigDecimal subtract

Introduction

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

Prototype

public BigDecimal subtract(BigDecimal subtrahend)

Source Link

Document

Returns a BigDecimal whose value is (this - subtrahend) , and whose scale is max(this.scale(), subtrahend.scale()) .

Usage

From source file:Main.java

public static double sub(float v1, float v2) {
    BigDecimal b1 = new BigDecimal(Float.toString(v1));
    BigDecimal b2 = new BigDecimal(Float.toString(v2));
    return b1.subtract(b2).doubleValue();
}

From source file:Main.java

public static double sub(double v1, double v2) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return b1.subtract(b2).doubleValue();
}

From source file:Main.java

public static final double sub(double v1, double v2) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return (b1.subtract(b2)).doubleValue();
}

From source file:Main.java

public static double sub(double v1, double v2) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return b1.subtract(b2).setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
}

From source file:Main.java

private static double getdPoint(double num) {
    double d = num;
    int fInt = (int) d;
    BigDecimal b1 = new BigDecimal(Double.toString(d));
    BigDecimal b2 = new BigDecimal(Integer.toString(fInt));
    double dPoint = b1.subtract(b2).floatValue();
    return dPoint;
}

From source file:Main.java

public static double getdPoint(double num) {
    double d = num;
    int fInt = (int) d;
    BigDecimal b1 = new BigDecimal(Double.toString(d));
    BigDecimal b2 = new BigDecimal(Integer.toString(fInt));
    double dPoint = b1.subtract(b2).floatValue();
    return dPoint;

}

From source file:com.surfs.storage.web.utils.Stringutils.java

public static long subtractSpace(String totalSpace, String freeSpace) {
    //String total = convertToKB(totalSpace);
    //String free = convertToKB(freeSpace);

    BigDecimal subtract = new BigDecimal(totalSpace);
    long subtractNum = subtract.subtract(new BigDecimal(freeSpace)).longValue();

    /*BigDecimal subtractTB = new BigDecimal(subtractNum);
    double divSum = subtractTB.divide(new BigDecimal("1048576"), 2, BigDecimal.ROUND_HALF_UP).doubleValue();
    return String.valueOf(divSum).concat("T");*/
    return subtractNum;
}

From source file:Main.java

public static Double sub(Number value1, Number value2) {
    BigDecimal b1 = new BigDecimal(Double.toString(value1.doubleValue()));
    BigDecimal b2 = new BigDecimal(Double.toString(value2.doubleValue()));
    return b1.subtract(b2).doubleValue();
}

From source file:org.libreplan.business.reports.dtos.Util.java

public static BigDecimal getFractionalPart(BigDecimal value) {
    if (value == null) {
        return value;
    }//from   w  w  w  .j a  v a 2s .c  o  m
    BigDecimal fractionalPart = value.subtract(value.setScale(0, RoundingMode.FLOOR));
    return (fractionalPart.compareTo(BigDecimal.ZERO) != 0) ? fractionalPart : null;
}

From source file:Main.java

public static double sub2(double v1, double v2, double v3) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    BigDecimal b3 = new BigDecimal(Double.toString(v3));
    return b1.subtract(b2).subtract(b3).doubleValue();
}