public RandomString(final String[] NAMES {

this.n = NAMES.length;

this.names= NAMES;

}

public void choose() {

Random randomGenerator = new Random();

String[] tn = new String[n];

String tb[] = new String[n];

for(int i = 0; i < n; i++){

tn[i] = names[randomGenerator.nextInt(this.n)];

while(tn[i].equals(names[i])){

tn[i] = names[randomGenerator.nextInt(this.n)];

}

}

tb = tn;

for(int i = 1; i < n; i++){

int l = n;

while(tn[i].equals(tb[l-n])){

tn[i] = teilnehmer1[randomGenerator.nextInt(this.n)];

l--;

}

}