Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

public class Main {
    public static void main(String[] args) {
        boolean areFilesIdentical = true;
        File file1 = new File("c:\\file1.txt");
        File file2 = new File("c:\\file2.txt");

        if (!file1.exists() || !file2.exists()) {
            System.out.println("One or both files do not exist");
            System.out.println(false);
        }

        System.out.println("length:" + file1.length());
        if (file1.length() != file2.length()) {
            System.out.println("lengths not equal");
            System.out.println(false);
        }

        try {
            FileInputStream fis1 = new FileInputStream(file1);
            FileInputStream fis2 = new FileInputStream(file2);
            int i1 = fis1.read();
            int i2 = fis2.read();
            while (i1 != -1) {
                if (i1 != i2) {
                    areFilesIdentical = false;
                    break;
                }
                i1 = fis1.read();
                i2 = fis2.read();
            }
            fis1.close();
            fis2.close();
        } catch (IOException e) {
            System.out.println("IO exception");
            areFilesIdentical = false;
        }
        System.out.println(areFilesIdentical);
    }
}