Tag 13: Baum

Baum.cs

namespace Baum
{
    public class Baum
    {
        private int nr;
        private double x;
        private double y;
        private short sta;
        private float kro;
        private string art;

        public Baum(int nr, double x, double y, short sta, float kro, string art)
        {
            this.nr = nr;
            this.x = x;
            this.y = y;
            this.sta = sta;
            this.kro = kro;
            this.art = art;
        }

        public int Nr { get; set; }
        public double X { get; set; }
        public double Y { get; set; }
        public short Sta { get; set; }
        public float Kro { get; set; }
        public string Art { get; set; }

        public override string ToString()
        {
            return this.nr.ToString() + ";" + this.x.ToString() + ";" + this.y.ToString() + ";" + this.sta.ToString() + ";" + this.kro.ToString() + ";" + this.art;
        }
    }
}

Kataster.cs

using System;
using System.Collections.Generic;
using System.IO;

namespace Baum
{
    public class Kataster
    {
        private List<Baum> liste = new List<Baum>();

        public void clearRecords()
        {
            this.liste.Clear();
        }

        public void printRecords()
        {
            foreach (Baum b in this.liste)
                Console.WriteLine(b.ToString());
        }

        public void writeKataster()
        {
            FileStream fs = null;
            StreamWriter sw = null;

            try
            {
                fs = new FileStream("Baumliste.txt", FileMode.Create, FileAccess.Write);
                sw = new StreamWriter(fs);

                foreach (Baum b in liste)
                    sw.WriteLine(b.ToString());
            }
            catch (FileNotFoundException fnfeEx)
            {
                Console.WriteLine(fnfeEx.Message);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
            }
            finally
            {
                if (sw != null)
                    sw.Close();
                if (fs != null)
                    fs.Close();
            }
        }

        public void readKataster()
        {
            FileStream fs = null;
            StreamReader sr = null;

            try
            {
                fs = new FileStream("Baumliste.txt", FileMode.Open, FileAccess.Read);
                sr = new StreamReader(fs);
                string[] fields;

                while (sr.Peek() != -1)
                {
                    fields = sr.ReadLine().Split(';');
                    this.liste.Add(new Baum(int.Parse(fields[0]), double.Parse(fields[1]), double.Parse(fields[2]), short.Parse(fields[3]), float.Parse(fields[4]), fields[5]));
                }
            }
            catch (FileNotFoundException fnfeEx)
            {
                Console.WriteLine(fnfeEx.Message);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
            }
            finally
            {
                if (sr != null)
                    sr.Close();
                if (fs != null)
                    fs.Close();
            }
        }

        public void addRecord()
        {
            int nr;
            double x;
            double y;
            short sta;
            float kro;
            string art;

            try
            {
                Console.Write("Nr (int): ");
                nr = int.Parse(Console.ReadLine());
                Console.Write("X (double): ");
                x = double.Parse(Console.ReadLine());
                Console.Write("Y (double): ");
                y = double.Parse(Console.ReadLine());
                Console.Write("Sta (short): ");
                sta = short.Parse(Console.ReadLine());
                Console.Write("Kro (float): ");
                kro = float.Parse(Console.ReadLine());
                Console.Write("Art (string): ");
                art = Console.ReadLine();

                this.liste.Add(new Baum(nr, x, y, sta, kro, art));
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
            }
        }
    }
}

Program.cs

using System;

namespace Baum
{
    class Program
    {
        static void Main(string[] args)
        {
            Kataster k = new Kataster();

            k.readKataster();
            k.printRecords();
            //k.clearRecords();

            k.addRecord();
            //k.addRecord();
            k.writeKataster();

            Console.ReadLine();
        }
    }
}