Datentypen Java

[Johnathaan]

public  class Audio implements Measurement
{
	double frequency;
	String type;
	double price;
	String blubba;
	String pro;
	

	public Audio()
	{
		
	}
	public Audio (String typ, double price, double freq)
	{
		
	}

	public double getFrequency()
	{
		return frequency;
	}
	
	public void setFrequency(double f)
	{
		frequency = f;
	}

	public double getPrice() 
	{
		return price;
	}

	public String getType() 
	{
		return type;
	}	

	public void setPrice(double p) 
	{
		price = p;
	}

	
	public void setType(String t) 
	{
		type = t;
	}

	public void ausgabe(String x, String v) 
	{
			File ausgabedatei;
			FileWriter fw;
			BufferedWriter bw;

			try 
			{

				ausgabedatei = new File(v + ".txt");
				fw = new FileWriter(ausgabedatei);
				bw = new BufferedWriter(fw);
				bw.write(x);
				bw.close();
			} 
			catch (ArrayIndexOutOfBoundsException aioobe) 
			{
				System.out.println("Aufruf mit: java SchreibeDatei name");
				System.out.println("erzeugt eine Datei name.html");
			} 
			catch (IOException ioe)
			{
				System.err.println("\n-------------------------------------Habe gefangen: " + ioe );
			}
	}
	
	public void delete(String b) 
	{
		String d;
		{
			BufferedReader del = new BufferedReader ( new InputStreamReader (System.in));
			if ( b.equals("y"))
			{
				System.out.println("Path");
				inhalt(null);
				System.out.println("Insert a Filename" )
					;
				try 
				{
					d = del.readLine();
					File file = new File(d + ".txt");
					System.out.println(file.getPath());
					if (file.exists())
					{
						file.delete();
						System.out.println("File deleted");
					}
					else 
					{
						System.err.println("File doesn't exist!");
					}
				} 
				catch (IOException e) 
				{
					e.printStackTrace();
				}
			}
		}
	}
	
	public void inhalt(String str) 
	{
		{
			File dir1 = new File("C:\\Dokumente und Einstellungen\\Galste_t\\workspace\\Measurement");
			String[] files1 = dir1.list(new FilenameFilter() 
			{
			   public boolean accept(File d, String n) 
			   {
				   return n.endsWith(".txt");
			   }
			 });
				
			for (int i=0; i < files1.length; i++)
			{
				System.out.println(files1[i]);
			}  		
		}
	}

	public void newo(String a) 
	{
		BufferedReader ol = new BufferedReader(new InputStreamReader(System.in));

		if (a.equals("y")) 
		{
			System.out.println("Please insert these Infos in this chronology: Class: ( SpectrumAnalysis, Audio, DriveTestTools), Filename, Type, Price, Bandwidth, Frequency, Display ");

			try 
			{
				pro = ol.readLine();
			
			String[] para = pro.split(", ");
			blubba = para[1];
			// New Object SpectrumAnalyzer
			if (para[0].equals("SpectrumAnalysis")) 
			{
				SpectrumAnalysis spe = new SpectrumAnalysis(para[2],Double.valueOf(para[3]),Double.valueOf(para[4]),Double.valueOf(para[5]),para[6]);
				spe.setType(para[2]);
				spe.setPrice(Double.valueOf(para[3]));
				spe.setFrequency(Double.valueOf(para[4]));
				spe.setBand(Double.valueOf(para[5]));
				spe.setDis(para[6]);
				
				Audio spec = new Audio();
				spec.ausgabe( "\nType: " + spe.getType() + " \nPrice: " + spe.getPrice() + " Euro \nFrequency: " + spe.getFrequency() + " GHz \nBandwidth: " + spe.getBand() + " GHz \nDisplay: " + spe.getDis(), this.blubba);
			}

			// New Object DriveTestTool
			else if (para[0].equals("DriveTestTools")) 
			{
				DriveTestTools dri = new DriveTestTools(para[2],Double.valueOf(para[3]),Double.valueOf(para[4]),Double.valueOf(para[5]));
				dri.setType(para[2]);
				dri.setPrice(Double.valueOf(para[3]));
				dri.setFrequency(Double.valueOf(para[4]));
				dri.setBand(Double.valueOf(para[5]));
				
				Audio drive = new Audio();
				drive.ausgabe(" \nType: "+ dri.getType() + "\nPrice: " + dri.getPrice()+ " Euro \nFrequency: " + dri.getFrequency() + " GHz\nBandwidth: " + dri.getBand() + " GHz", this.blubba);
			}

			// New Object AudioAnalyzer
			else if (para[0].equals("Audio")) 
			{
				Audio aud = new Audio(para[2], Double.valueOf(para[3]), Double.valueOf(para[4]));
				aud.setType(para[2]);
				aud.setPrice(Double.valueOf(para[3]));
				aud.setFrequency(Double.valueOf(para[4]));
				
				Audio audi = new Audio();
				audi.ausgabe(" \nType: " + aud.getType() + " \nPrice: " + aud.getPrice() + " Euro \nFrequency: " + aud.getFrequency()+ " GHz",this.blubba);
			}
		
			else
			{
				System.err.println("This Product doesn't exist");
			}
			}
		
		catch (IOException e) 
		{
			System.err.println("Error!!");
		}
	}
} 

	//Get 
		public String getblubba() 
		{
		return blubba;
		}
		


	@Override
	public void read(String x) 
	{
		if (x.equals("y"))
		{
			try 
			{
				BufferedReader b = new BufferedReader(new InputStreamReader(System.in));
				System.out.println("Choose a File to read");
				String str = b.readLine();
	
				BufferedReader br = new BufferedReader(new FileReader(str));
	
				String zeile = br.readLine();
				while (zeile != null) 
				{
					System.out.println(zeile);
					zeile = br.readLine();	
				}
			}
			catch(Exception e)
			{
			System.err.println("Error" + e + "	)}		
	}	
}

 

[nrg]

und jetzt?

 

[function]

gibt es auch eine frage dazu?