Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;

import java.io.ByteArrayOutputStream;

import java.io.FileInputStream;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class Main {
    /**
     * Reads the given local file and returns the contents as a byte array.
     *
     * @param inputFileName the name of the file to read from
     * @return the file's contents as a byte array
     */
    public static byte[] readFile(String inputFileName) throws IOException {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        InputStream in = new FileInputStream(inputFileName);
        try {
            copy(in, out);
        } finally {
            in.close();
        }
        return out.toByteArray();
    }

    private static void copy(InputStream in, OutputStream out) throws IOException {
        out = new BufferedOutputStream(out, 0x1000);
        in = new BufferedInputStream(in, 0x1000);

        // Copy the contents from the input stream to the output stream.
        while (true) {
            int b = in.read();
            if (b == -1) {
                break;
            }
            out.write(b);
        }
        out.flush();
    }
}