The Context 2

theContext2.java

public class Surgeon {

    private HashMap<String, MedicalProcedure> knownProcedures;
    
    public Boolean operate(Human patient, String procedureName) throws FamilyDoesNotAllowException {

        Field[] fields = Human.class.getDeclaredFields();
        try {
            List<Organ> organs = new ArrayList<Organ>();
            for (Field field : fields) {
                field.setAccessible(true);
                Organ organ = (Organ)field.get(patient);
                organs.add(organ);
            }
            MedicalProcedure procedure = knownProcedures.get(procedureName);
            return procedure.execute(organs);
            
        } catch (IllegalAccessException e) {
            throw new FamilyDoesNotAllowException();
        }
    }
}