output: #fixed code
                               @Override
  	public List<net.runelite.deob.Method> getMethods()
  	{
  		return myMethods != null ? myMethods : Arrays.asList();
  	}
input: #vulnerable code 
                               @Override
  	public List<net.runelite.deob.Method> getMethods()
  	{
  		ClassGroup group = this.getInstructions().getCode().getAttributes().getClassFile().getGroup();
  		
  		ClassFile otherClass = group.findClass(method.getClassEntry().getName());
  		if (otherClass == null)
  			return new ArrayList<>(); // not our class
  		
  		// look up this method in this class and anything that inherits from it
  		List<net.runelite.deob.Method> list = new ArrayList<>();
  		findMethodFromClass(list, otherClass);
  		return list;
  	} 
                              #location 4 
                              #vulnerability type NULL_DEREFERENCE