Android Long to Byte Array Convert getByteArrayByLong(long value, int n)

Description

get bytes by the long value.

License

Open Source License

Parameter

Parameter	Description
value	a parameter
n	return bytes length

Declaration

public static byte[] getByteArrayByLong(long value, int n) 

Method Source Code

//package com.java2s;

public class Main {
    /**//from   w ww  .  j  av  a 2s .co  m
     * get bytes by the long value. l before h after
     * 
     * @param value
     * @param n
     *            return bytes length
     * @return
     */
    public static byte[] getByteArrayByLong(long value, int n) {
        return getByteArrayByLong(value, n, true);
    }

    /**
     * get bytes by the long value
     * 
     * @param value
     * @param n
     * @param isLH
     * @return
     */
    public static byte[] getByteArrayByLong(long value, int n, boolean isLH) {
        byte[] dest = new byte[n];
        for (int i = 0; i < n; i++) {

            dest[i] = (byte) ((value >> ((isLH ? i : n - i - 1) * 8)) & 0xFF);
        }
        return dest;
    }
}

Related

1. longs2bytesLE(long[] val)
2. toBytes(long value)
3. toBytes(long value, byte[] dest, int destPos)
4. toByteArray(long val, byte[] b, int pos)
5. toByteArray(long val, int w, byte[] b, int pos)
6. getByteArrayByLong(long value, int n, boolean isLH)
7. getBytes(long data)
8. uint32ToByteArrayLE(long value, byte[] output, int offset)
9. uint64ToByteArrayLE(long value, byte[] output, int offset)