navopw

package main

import (
	"fmt"
	ffmpeg "github.com/u2takey/ffmpeg-go"
	"log"
	"os"
	"path/filepath"
	"strings"
)

navopw

FileChooser.open((file) -> {
    /*
        Die Variable "file" ist null, wenn die Auswahl abgebrochen wurde.
        Ansonsten ist dies ein valides "File" Objekt.
    */
});

navopw

/**
* A method to determine the ping of a server in milliseconds
* @param ip The ip address of the server you want to ping
* @param timeout The time window in which the destination has time to respond
* @return If the server is reachable within the timout it returns the ping time in ms, otherwise -1
* @throws IOException
*/
public static long pingServer(String ip, int timeout) throws IOException {
	InetAddress address = InetAddress.getByName(ip);
	long currentTime = System.currentTimeMillis();

navopw

public class OSDetector {

	public static OperatingSystem getOperatingSystem() {
		//Der Name vom Betriebssystem kann aus den System Eigenschaften gelesen werden (Unter os.name)
		String osName = System.getProperty("os.name").toLowerCase();
		
		//Enthält der osName "win", so ist das Betriebssystem Windows
		if (osName.contains("win")) {
			return OperatingSystem.WINDOWS;
		} 

navopw

package pw.navo.compression;

import java.io.IOException;

public class GzipCompressionTest {

	public static void main(String[] args) {
		/**
		 * Für dieses Beispiel nehme ich einen String, da diese sich viel einfacher visualisieren lassen
		 *

navopw

package pw.navo.compression;

import java.io.*;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;

public class GzipCompression {

	public static byte[] compress(byte[] bytes) throws IOException {
		ByteArrayOutputStream byteStream = new ByteArrayOutputStream(bytes.length);

navopw

package de.navo.anything;

import java.awt.EventQueue;
import java.io.File;
import java.util.function.Consumer;
import javax.swing.JFileChooser;

public class DirectoryChooser {

	/**

navopw

import java.io.IOException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import javax.crypto.BadPaddingException;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;

public class AESEncryptionTest {

navopw

import java.io.IOException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.SecretKeySpec;

navopw

use admin
db.createUser({
	user: "<username>",
	pwd: "<password>",
	roles: [ 
		"userAdminAnyDatabase",
		"dbAdminAnyDatabase",
		"readWriteAnyDatabase"
	] 
})