public Returnstack convertTo(String wert)
{
if (!this.analyse (wert)) {
Returnstack result = new Returnstack ("Falsche Syntax!\nEs sind nur die Zeichen '0-9' und '-' erlaubt.");
result.addStep ("Analyse ergabe Fehler in der Syntax.");
return result;
}
int vorzeichen = 0;
if (wert [0] == '-') {
wert = wert.Remove (0, 1);
vorzeichen = 1;
}
Returnstack convert = new Dezimal ().convertToBin (wert) ;
if(vorzeichen == 1){
convert.setResult( "1" + new Dualoperationen ().addieren (new Dualoperationen ().invert (convert.getResult ()), "1"));
} else {
convert.setResult( "0" + convert.getResult ());
}
return convert;
}
private Returnstack convert(String type)
{
Returnstack convert = new Returnstack ();
convert.addStep ("Prüfen der ausgangs Parameter;");
if (wert == "") {
convert.setResult ("Kein Wert");
return convert;
}
if (bias == "") {
convert.setResult ("Missing Bias");
return convert;
}
if (new Regex ("[^0-9]").Match (this.bias).Success) {
convert.setResult ("Wrong Syntax");
return convert;
}
switch (type) {
case "to":
if (new Regex ("[^0-9\\-]").Match (this.wert).Success) {
convert.setResult ("Wrong Syntax");
return convert;
}
String erg = ((int)(Double.Parse (wert) + Double.Parse (bias))).ToString ();
convert = new Dezimal ().convertToBin (erg);
return convert;
case "from":
if (new Regex ("[^0-1]").Match (this.wert).Success) {
convert.setResult ("Wrong Syntax");
return convert;
}
convert = new Binaer ().convertToDez (wert);
convert.setResult (((int)(Double.Parse (convert.getResult ()) - Double.Parse (bias))).ToString ());
return convert;
default :
return convert;
}
}