Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    public final static long getLong(byte[] buf) {
        if (buf == null) {
            throw new IllegalArgumentException("byte array is null!");
        }
        if (buf.length > 8) {
            throw new IllegalArgumentException("byte array size > 8 !");
        }
        long r = 0;
        for (int i = 0; i < buf.length; i++) {
            r <<= 8;
            r |= (buf[i] & 0x00000000000000ff);
        }
        return r;
    }
}