Переведите с С# на java

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace ABC_lab_3
{
 public partial class Form1 : Form
 {
 private int[] y0;
 private int[] y0_Preview;
 private int[] y1;
 private int[] y1_Preview;
 private int countPoint, countPoint2;
 private int timeSleep;
 public int n, n2;
 private bool isStop = true;
 public int takts = 0;
 static PictureBox picBox;
 private static Graphics graphics;
 private Thread thread2;
 public Form1()
 {
 InitializeComponent();
 }
 private void button1_Click(object sender, EventArgs e)
 {
 ThreadStart startThread = new ThreadStart(move);
 thread2 = new Thread(startThread);
 label5.Text = "";
 takts = 0;
 button1.Enabled = true;
 picBox = pictureBox1;
 graphics = picBox.CreateGraphics();
 n = Convert.ToInt32(textBox1.Text);
 n2 = Convert.ToInt32(textBox4.Text);
 countPoint = (int)(n * Convert.ToInt32(textBox2.Text) / 100);
 countPoint2 = (int)(n2 * Convert.ToInt32(textBox3.Text) / 100);
 timeSleep = Convert.ToInt32(1000);
 y0 = randPosition(countPoint, n);
 y1 = randPosition(countPoint2, n2);
 y1[n2 - 1] = 0;
 y0[n - 1] = 0;
 isStop = true;
 drawModel();
 graphics.Clear(Color.White);
 if (thread2.ThreadState == ThreadState.Unstarted && (y0.Max() == 1 ||
y1.Max() == 1))
 {
 thread2.Start();
 button3.Enabled = true;
 }
 else
 {
 Form2 fr = new Form2();
 fr.ShowDialog();
 }
 }
 public void move()
 {
 RTChangeTakts rt = new RTChangeTakts(ChangeTakts);
 y0_Preview = new int[n];
 y1_Preview = new int[n2];
 copy();
 do
 {
 for (int i = 0; i < n; i++)
 {
 if (y0_Preview[i] == 1)
{
 goFirst(i);
 }
 }
 for (int i = 0; i < n2; i++)
 {
 if (y1_Preview[i] == 1)
{
 goSecond(i);
 }
 }
 copy();
 drawModel();
 takts++;
 label5.BeginInvoke(rt);
 Thread.Sleep(timeSleep);
 } while (isStop);
 RTChangeEnabledButton rb = new RTChangeEnabledButton(ChangeEnabledButton);
 button1.BeginInvoke(rb);
 }
 public delegate void RTChangeTakts();
 private void ChangeTakts()
 {
 label5.Text = "Количество тактов: " + this.takts;
 }
 private void ChangeEnabledButton()
 {
 }
 public delegate void RTChangeEnabledButton();
 public void copy()
 {
 for (int i = 0; i < n; i++)
 {
 y0_Preview[i] = y0[i];
 }
 for (int i = 0; i < n2; i++)
 {
 y1_Preview[i] = y1[i];
 }
 }
 public bool goFirst(int position)
 {
 if ((position + 1) == (n - 1))
 {
 //переход в общую точку
 if (y1_Preview[n2 - 1] != 1 && y0_Preview[n - 1] != 1)
 {
 y0[position] = 0;
y0[position + 1] = 1;
return true;
 }
 else
 return false;
 }
 if ((position + 1 < n))
 {
 if ((y0_Preview[position + 1] != 1) && y0[position + 1] != 1)
 {
 y0[position] = 0;
y0[position + 1] = 1;
return true;
 }
 }
 else
 {
 //переход на правое кольцо
 if ((y1_Preview[n2 - 2] != 1))
 {
 y1[n2 - 2] = 1;
 y0[position] = 0;
return true;
 }
 //переход на нулевую позицию
 if ((y0_Preview[0] != 1) && y0[0] != 1)
 {
 y0[position] = 0;
y0[0] = 1;
return true;
 }
 }
 return false;
 }
 public bool goSecond(int position)
 {
 //переход на левое кольцо
 if ((position - 1 == n2 - 2) && (y0_Preview[0] != 1))
 {
 y1[n2 - 1] = 0;
 y0[0] = 1;
 return true;
 }
 if ((position - 1 >= 0))
 {
 if ((y1_Preview[position - 1] != 1) && y1[position - 1] != 1)
 {
 y1[position] = 0;
y1[position - 1] = 1;
 return true;
 }
 }
 else
 {
 //переход в общую точку для правого кольца
 if ((y0_Preview[n - 2] != 1) && (y0_Preview[n - 1] != 1) &&
(y1_Preview[n2 - 1] != 1))
 {
 y1[position] = 0;
y1[n2 - 1] = 1;
 return true;
 }
 }
 return false;
 }
 public void drawModel()
 {
 float x, y;
 int R = 110;
 if (this.takts != 0)
 {
 graphics.Clear(Color.White);
 }
 for (int i = 1; i <= n; i++)
 {
 //graphics.DrawEllipse(new Pen(Color.Black), new RectangleF(picBox.Width
/ 3-90, picBox.Height / 2-90, 200, 200));
 x = (float)(picBox.Width / 3-20 + R * Math.Cos(2 * Math.PI * i / n));
 y = (float)(picBox.Height / 2 + R * Math.Sin(2 * Math.PI * i / n));
 if (y0[i - 1] == 1)
 graphics.FillEllipse(new SolidBrush(Color.Red), new RectangleF(x, y,
18, 18));
 else
 graphics.DrawEllipse(new Pen(Color.Black), new RectangleF(x, y, 18,
18));
 }
 for (int i = 1; i <= n2; i++)
 {
 x = (float)(picBox.Width / 3-20 + 2 * R + R * Math.Cos(Math.PI + (2 *
Math.PI * i / n2)));
 y = (float)(picBox.Height / 2 + R * Math.Sin(Math.PI + (2 * Math.PI * i /
n2)));
 if (y1[i - 1] == 1)
 graphics.FillEllipse(new SolidBrush(Color.Blue), new RectangleF(x, y,
18, 18));
 else
 graphics.DrawEllipse(new Pen(Color.Black), new RectangleF(x, y, 18,
18));
 }
 }
 public int[] randPosition(int count, int n)
 {
 int point = 1;
 int[] y = new int[n];
 if (n / 2 <= count)
 {
 point = 0;
 count = n - count;
 for (int i = 0; i < n; i++)
 y[i] = 1;
 }
 int[] rand = randomFew(n - 1, count);
 for (int i = 0; i < count; i++)
 {
 y[rand[i]] = point;
 }
 return y;
 }
 //function random one element
 static int randOne(int max)
 {
 return new Random().Next(max + 1);
 }
 //function random a few element
 static int[] randomFew(int max, int kol)
 {
 int[] mas = new int[kol];
 int temp;
 for (int i = 0; i < kol; i++)
 {
 do
 {
 temp = randOne(max);
 } while (!check(ref mas, temp));
 mas[i] = temp;
 }
 return mas;
 }
 // function find temp in mas
 static bool check(ref int[] mas, int temp)
 {
 foreach (int element in mas)
 {
 if (element == temp)
 return false;
 }
 return true;
 }
 private void button2_Click(object sender, EventArgs e)
 {
 }
 private void Form1_FormClosed(object sender, FormClosedEventArgs e)
 {
 if ((thread2 != null) && (thread2.ThreadState == ThreadState.Running))
 {
 //thread2.Suspend();
 thread2.Abort();
 }
 }
 private void button3_Click(object sender, EventArgs e)
 {
 isStop = false;
 //button1.Enabled = false;
 // button3.Enabled = false;
 }
 private void numericUpDown1_ValueChanged(object sender, EventArgs e)
 {
 }
 private void groupBox2_Enter(object sender, EventArgs e)
 {
 }
 }
}