CR-MesoLabs-OOP-DuplicateDeleter-BlueJ/StringDuplicateDeleter.java

 public final class StringDuplicateDeleter extends DuplicateDeleter<String> {
   public StringDuplicateDeleter(String[] array){
        super(array);
    }
 
    public String[] removeDuplicates(int maxNumberOfDuplications){
        String[] newArr = new String[0];
        int occur = 0;
        for(String i : array){
            occur=0;
            for(String j : array){
                if(i==j){
                    occur++;
                }
            }
            if(occur < maxNumberOfDuplications){
                String[] temp = new String[newArr.length+1];
                for(int k = 0; k<newArr.length; k++){
                    temp[k] = newArr[k];
                }
                temp[temp.length-1] = i;
                newArr = temp;            
            }
        }
        String[] nullArr = new String[]{};
        if(newArr.length ==1 && newArr[0] == ""){
            return nullArr;
        }
        else{
            return newArr;
        }

    }

    public String[] removeDuplicatesExactly(int exactNumberOfDuplications){
        String[] newArr = new String[0];
        int occur = 0;
        for(String i : array){
            occur = 0;
            for(String j : array){
                if(j == i){
                    occur++;
                }
            }
            if(occur != exactNumberOfDuplications){
                String[] temp = new String[newArr.length +1];
                for(int k = 0; k<newArr.length; k++){
                    temp[k] = newArr[k];
                }
                temp[temp.length-1] = i;
                newArr = temp;
            }
        }
        return newArr;
    }
 }