Re: I want some code snippets of java

gudia wrote


import java.util.HashSet;
import java.util.Set;

public class Exam {

 private static final String ExamHeader = "Exam";

 public static void main(String[] args) {

   StringBuffer exam = new StringBuffer();

 }

 public static abstract class AbstractQuestion {

   public abstract String getQuestion();

 }

 public static final class MultipleChoiceQuestion
 extends AbstractQuestion {

   public static final Set<String> defaultChoices;

   static {
     defaultChoices = new HashSet<String>();
     defaultChoices.add("Yes");
     defaultChoices.add("No");
     defaultChoices.add("All of the above.");

   }

   public String getQuestion() {
     return null;
   }

   public String getQuestion(int choiceCount) {
     return null;
   }

   public String toString() {
     return super.toString();
   }

 }

}