Example usage for java.lang Double doubleToLongBits

Introduction

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

Prototype

@HotSpotIntrinsicCandidate
public static long doubleToLongBits(double value)

Source Link

Document

Returns a representation of the specified floating-point value according to the IEEE 754 floating-point "double format" bit layout.

Usage

From source file:Main.java

public static void writeDouble(DataOutputStream os, double d) throws IOException {
    writeLong(os, Double.doubleToLongBits(d));
}

From source file:Main.java

public static double getDouble(final SharedPreferences prefs, final String key, final double defaultValue) {
    return Double.longBitsToDouble(prefs.getLong(key, Double.doubleToLongBits(defaultValue)));
}

From source file:Main.java

/**
 * Generated UID to anonymously identify users on GCM server.
 * @return//from   ww  w  .java2 s  .  c  o m
 */
public static String generateUid() {
    return Long.toHexString(Double.doubleToLongBits(Math.random()));
}

From source file:Main.java

public static final void writeDouble(OutputStream o, double v) throws IOException {
    writeLong(o, Double.doubleToLongBits(v));
}

From source file:Main.java

public static void writeDouble(OutputStream out, double d, boolean big_endian) throws IOException {
    long bits = Double.doubleToLongBits(d);
    writeNumber(out, bits, 8, big_endian);
}

From source file:Main.java

/**
 * Util method that converts a double into a byte array using a buffer.
 *
 * @param buffer The buffer to put the converted double
 * @param pos    The position to start putting the converted double
 * @param input  The double to convert//from ww  w . j av a  2  s  . c o m
 */
public static void putDoubleToBytes(byte[] buffer, int pos, double input) {
    /* Get the double representation in order bitwise operations */
    long value = Double.doubleToLongBits(input);

    /* Convert the double into array of bytes */
    for (int i = pos; i < pos + DOUBLE_SIZE; i++) {
        buffer[i] = (byte) (value >> (((DOUBLE_SIZE - 1) - (i - pos)) * BITS_IN_BYTE));
    }
}

From source file:Main.java

private static int writeDouble(byte[] buffer, int offset, double value) {
    return writeLong(buffer, offset, Double.doubleToLongBits(value));
}

From source file:Main.java

public static void putDouble(SharedPreferences.Editor prefEditor, String key, double val) {
    prefEditor.putLong(key, Double.doubleToLongBits(val));
}

From source file:Main.java

public static double getDouble(SharedPreferences pref, String key, double defVal) {
    return Double.longBitsToDouble(pref.getLong(key, Double.doubleToLongBits(defVal)));
}

From source file:Main.java

public static long doubleToLongBits(double value) {
    return Double.doubleToLongBits(value);
}