Java Double to doubleToRegisters(double d)

Description

Converts a double value to a byte[8].

License

Open Source License

Parameter

Parameter	Description
d	the double to be converted.

Return

a byte[8].

Declaration

public static final byte[] doubleToRegisters(double d) 

Method Source Code

//package com.java2s;
//License//from  w w  w  .  j  a  v  a2s  .com

public class Main {
    /**
     * Converts a double value to a byte[8].
     *
     * @param d the double to be converted.
     * @return a byte[8].
     */
    public static final byte[] doubleToRegisters(double d) {
        return longToRegisters(Double.doubleToLongBits(d));
    }

    /**
     * Converts a long value to a byte[8].
     *
     * @param v the value to be converted.
     * @return a byte[8] containing the long value.
     */
    public static final byte[] longToRegisters(long v) {
        byte[] registers = new byte[8];
        registers[0] = (byte) (0xff & (v >> 56));
        registers[1] = (byte) (0xff & (v >> 48));
        registers[2] = (byte) (0xff & (v >> 40));
        registers[3] = (byte) (0xff & (v >> 32));
        registers[4] = (byte) (0xff & (v >> 24));
        registers[5] = (byte) (0xff & (v >> 16));
        registers[6] = (byte) (0xff & (v >> 8));
        registers[7] = (byte) (0xff & v);
        return registers;
    }
}

Related

1. doubleToI18nString(double d)
2. doubleToIndex(final double x)
3. doubleToLex(double v)
4. doubleToPercent(double value, int precision)
5. doubleToRational(double number)
6. doubleToScale(double val)
7. doubleToSexagesimal(double value, int precision, double hopr, double lopr)
8. doubleToSingleQuote(String source)
9. doubleToSingleQuotes(String str)