Here you can find the source of toBytes(long lp)
public static byte[] toBytes(long lp)
//package com.java2s; /*//from w ww .ja v a2s .c o m * Copyright 2007 skynamics AG * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { /** * Returns the byte array representation of the long. */ public static byte[] toBytes(long lp) { long l = lp; byte[] b = new byte[8]; b[7] = (byte) (l); l >>>= 8; b[6] = (byte) (l); l >>>= 8; b[5] = (byte) (l); l >>>= 8; b[4] = (byte) (l); l >>>= 8; b[3] = (byte) (l); l >>>= 8; b[2] = (byte) (l); l >>>= 8; b[1] = (byte) (l); l >>>= 8; b[0] = (byte) (l); return b; } }