Example usage for java.lang Double valueOf

Introduction

In this page you can find the example usage for java.lang Double valueOf.

Prototype

@HotSpotIntrinsicCandidate
public static Double valueOf(double d)

Source Link

Document

Returns a Double instance representing the specified double value.

Usage

From source file:Main.java

public static void main(String[] args) {

    System.out.println(Double.valueOf("1.234"));

}

From source file:Main.java

public static void main(String[] args) throws Exception {

    Double d = Double.valueOf("0.9D").doubleValue();
}

From source file:Main.java

public static void main(String[] args) {

    System.out.println("Value = " + Double.valueOf(3.5d));
}

From source file:MainClass.java

public static void main(String args[]) {
    double degrees = Double.valueOf("10.234").doubleValue();
    System.out.println(degrees);/* w  w w .  jav a 2s. co  m*/
}

From source file:Main.java

public static void main(String[] args) {
    Double dObj1 = new Double("100.564");
    System.out.println(dObj1);//ww w  .j av a 2 s.c  o  m

    Double dObj2 = Double.valueOf("10.6");

    System.out.println(dObj2);
    double d = Double.parseDouble("76.39");
    System.out.println(d);
}

From source file:SquareClient.java

public static void main(String args[]) throws Exception {
    String server = args[0];//from   w  w  w . j a  v  a 2s.  c  o  m
    int port = Integer.parseInt(args[1]);
    double value = Double.valueOf(args[2]).doubleValue();

    Socket s = new Socket(server, port);
    OutputStream os = s.getOutputStream();
    DataOutputStream dos = new DataOutputStream(os);
    dos.writeDouble(value);

    InputStream is = s.getInputStream();
    DataInputStream dis = new DataInputStream(is);
    value = dis.readDouble();

    System.out.println(value);
    s.close();
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    InputStreamReader isr = new InputStreamReader(System.in);
    BufferedReader br = new BufferedReader(isr);

    while (true) {
        System.out.print("Radius? ");
        String str = br.readLine();
        double radius;
        try {//w ww.j  a va  2  s  . c o  m
            radius = Double.valueOf(str).doubleValue();
        } catch (NumberFormatException nfe) {
            System.out.println("Incorrect format!");
            continue;
        }
        if (radius <= 0) {
            System.out.println("Radius must be positive!");
            continue;
        }
        System.out.println("radius " + radius);
        return;
    }
}

From source file:MainClass.java

public static void main(String args[]) {

    Boolean bool = Boolean.valueOf("true");
    Character c = new Character('c');
    Byte b = Byte.valueOf("12");
    Short s = Short.valueOf("2");
    Integer i = Integer.valueOf("13245");
    Long l = Long.valueOf("12341234");
    Float f = Float.valueOf("11234.1234");
    Double d = Double.valueOf("43213241234.123412341234");

    System.out.println(bool);//www  . j  a  va 2s .c o m
    System.out.println(c);
    System.out.println(b);
    System.out.println(s);
    System.out.println(i);
    System.out.println(l);
    System.out.println(f);
    System.out.println(d);
}

From source file:Main.java

public static void main(String[] args) {
    Integer intObj = Integer.valueOf(100);

    // Gets byte from Integer
    byte b = intObj.byteValue();

    // Gets double from Integer
    double dd = intObj.doubleValue();
    System.out.println("intObj = " + intObj);
    System.out.println("byte from  intObj = " + b);
    System.out.println("double from  intObj = " + dd);

    // Creates a Double object
    Double doubleObj = Double.valueOf("123.45");

    // Gets different types of primitive values from Double
    double d = doubleObj.doubleValue();
    float f = doubleObj.floatValue();
    int i = doubleObj.intValue();
    long l = doubleObj.longValue();

    System.out.println("doubleObj = " + doubleObj);
    System.out.println("double from  doubleObj   = " + d);
    System.out.println("float from  doubleObj   = " + f);
    System.out.println("int from  doubleObj   = " + i);
    System.out.println("long from  doubleObj   = " + l);
}

From source file:MainClass.java

public static void main(String args[]) {
    try {/* w  w  w . j  a va2s  . c  om*/

        InputStreamReader isr = new InputStreamReader(System.in);
        BufferedReader br = new BufferedReader(isr);

        while (true) {

            System.out.print("Radius? ");

            String str = br.readLine();
            double radius;
            try {
                radius = Double.valueOf(str).doubleValue();
            } catch (NumberFormatException nfe) {
                System.out.println("Incorrect format!");
                continue;
            }

            if (radius <= 0) {
                System.out.println("Radius must be positive!");
                continue;
            }

            double area = Math.PI * radius * radius;
            System.out.println("Area is " + area);
            return;
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}