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@BoyBACKS
BoyBACKS committed Sep 27, 2022
1 parent e170696 commit 651f5db
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4 changes: 4 additions & 0 deletions .gitignore
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# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*

target
.idea
dependency-reduced-pom.xml
66 changes: 66 additions & 0 deletions pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>

<groupId>net.boybacks</groupId>
<artifactId>XOREncrypt</artifactId>
<version>1.0</version>

<properties>
<maven.compiler.source>16</maven.compiler.source>
<maven.compiler.target>16</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>

<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>16</source>
<target>16</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.3</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
</execution>
</executions>
<configuration>
<finalName>${project.artifactId}-${project.version}</finalName>
<transformers>
<transformer implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
<resource>META-INF/spring.handlers</resource>
</transformer>
<transformer implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
<resource>META-INF/spring.schemas</resource>
</transformer>
<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>net.boybacks.main.Main</mainClass>
</transformer>
</transformers>
<filters>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/*.SF</exclude>
<exclude>META-INF/*.DSA</exclude>
<exclude>META-INF/*.RSA</exclude>
</excludes>
</filter>
</filters>
</configuration>
</plugin>
</plugins>
</build>
</project>
192 changes: 192 additions & 0 deletions src/main/java/net/boybacks/main/Main.java
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package net.boybacks.main;

import java.io.*;
import java.util.Properties;
import java.util.Scanner;

public class Main {

static File input, encrypted, output, keySaver;

static Scanner in = new Scanner(System.in);

static String word = "test";

public static void main(String[] args) throws InterruptedException, IOException {
input = new File("input.txt");
encrypted = new File("encrypted.data");
output = new File("output.txt");
keySaver = new File("key.properties");
if (!input.exists()) {
input.createNewFile();
System.out.println("[Console Log( Creating File)] Creating file \"" + input.getName() + "\"");
}
if (!encrypted.exists()) {
encrypted.createNewFile();
System.out.println("[Console Log (Creating File)] Creating file \"" + encrypted.getName() + "\"");
}
if (!output.exists()) {
output.createNewFile();
System.out.println("[Console Log (Creating File)] Creating file \"" + output.getName() + "\"");
}
if (keySaver.exists() && keySaver.getPath().contains("key")) {
String keyFileAsker;
System.out.println("[Console Log (Key Saver File)] Password file exists, do you want to use it? Y - yes | N - no (Default: Y)");
keyFileAsker = in.nextLine().toUpperCase();
if (!keyFileAsker.equalsIgnoreCase("Y") && !keyFileAsker.equalsIgnoreCase("N")) {
keyFileAsker = "Y";
}
if (keyFileAsker.equalsIgnoreCase("Y")) {
loadKeyWord();
}
else {
System.out.println("[Console Log (Encrypt Word)] Enter the key you want to encrypt the file with (Default: \"test\")");
word = in.nextLine();
if (word.equals("")) {
word = "test";
}
System.out.println("[Console Log (Encrypt Word)] The encrypting key is \"" + word + "\"");
String keyAsker;
System.out.println("[Console Log (Key Saver)] Do you want to save the encryption key? Y - yes | N - no (Default: Y)");
keyAsker = in.nextLine().toUpperCase();
if (!keyAsker.equalsIgnoreCase("Y") && !keyAsker.equalsIgnoreCase("N")) {
keyAsker = "Y";
}
if (keyAsker.equalsIgnoreCase("Y")) {
saveKeyWord(word);
}
}
}
else {
System.out.println("[Console Log (Encrypt Word)] Enter the key you want to encrypt the file with (Domyślne \"test\")");
word = in.nextLine();
if (word.equals("")) {
word = "test";
}
System.out.println("[Console Log (Encrypt Word)] The encrypting key is \"" + word + "\"");
String keyAsker;
System.out.println("[Console Log (Key Saver)] Do you want to save the encryption key? Y - yes | N - no (Default: Y)");
keyAsker = in.nextLine().toUpperCase();
if (!keyAsker.equalsIgnoreCase("Y") && !keyAsker.equalsIgnoreCase("N")) {
keyAsker = "Y";
}
if (keyAsker.equalsIgnoreCase("Y")) {
saveKeyWord(word);
}
}
Thread.sleep(1500);
int i = 0;
System.out.println("[Console Log (Encrypting Method)] Enter 0 - to encrypt, 1 - to decrypt");
i = in.nextByte();
if (i == 0) {
fileChecker(input);
System.out.println("[Console Log (Encrypting File)] File encryption. This may take a while");
encryptFile();
System.out.println("[Console Log (Encrypting File)] The file has been encrypted \"" + encrypted.getName() + "\"");
Thread.sleep(1500);
System.exit(0);
}
else if (i == 1) {
fileChecker(encrypted);
System.out.println("[Console Log (Encrypting File)] File decryption. This may take a while");
decryptFile();
System.out.println("[Console Log (Decrytping File)] The file has been decrypted \"" + output.getName() + "\"");
Thread.sleep(1500);
System.exit(0);
}
else {
System.out.printf("[Console Error (Wrong Method)] Wrong encryption method, exiting the program \n");
Thread.sleep(1500);
System.exit(0);
}
}

public static void encryptFile(){
FileInputStream in = null;
FileOutputStream out = null;
try {
in = new FileInputStream(input);
out = new FileOutputStream(encrypted);
int data = 0;
while ((data=in.read())!=-1){
out.write(data^word.length());
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
if (in!=null){
try {
in.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (out!=null){
try {
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

public static void decryptFile(){
FileInputStream in = null;
FileOutputStream out = null;
try {
in = new FileInputStream(encrypted);
out = new FileOutputStream(output);
int data = 0;
while ((data=in.read())!=-1){
out.write(data^word.length());
}
}catch (Exception e){
e.printStackTrace();
}finally {
if (in!=null){
try {
in.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (out!=null){
try {
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

public static void fileChecker(File file) {
if (file.length() == 0) {
System.out.printf("[Console Error (Checking File)] The file is empty. Complete it with data");
System.exit(0);
}
}

static Properties properties = new Properties();

public static void saveKeyWord(String word) {
try {
properties.setProperty("key", word);
properties.store(new FileOutputStream("key.properties"), null);
System.out.println("[Console Log (Key Saver)] You have successfully saved the key to a file \"key.properties\"");
}
catch (IOException e) {
e.printStackTrace();
}
}

public static void loadKeyWord() throws IOException {
FileInputStream inputStream = new FileInputStream(keySaver);
properties.load(inputStream);
word = String.valueOf(properties.get("key"));
System.out.println("[Console Log (Key Saver)] You have successfully saved the key to a file \"key.properties\"");
}
}

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